Some cleanups. (might break build for scripts as they are a WIP)

Source/Game/AI/AISelector.cs

@@ -74,7 +74,7 @@ namespace Game.AI
             else if (creature.IsCritter() && !creature.HasUnitTypeMask(UnitTypeMask.Guardian))
                 return new CritterAI(creature);
 
-            if (!creature.IsCivilian() && !creature.IsNeutralToAll())
+            if (creature.IsCivilian() && !creature.IsNeutralToAll())
                 return new AggressorAI(creature);
 
             if (creature.IsCivilian() || creature.IsNeutralToAll())

Source/Game/AI/CoreAI/CombatAI.cs

@@ -331,15 +331,15 @@ namespace Game.AI
             if (_conditionsTimer <= diff)
             {
                 Vehicle vehicleKit = me.GetVehicleKit();
-                if (vehicleKit)
+                if (vehicleKit != null)
                 {
                     foreach (var pair in vehicleKit.Seats)
                     {
                         Unit passenger = Global.ObjAccessor.GetUnit(me, pair.Value.Passenger.Guid);
-                        if (passenger)
+                        if (passenger != null)
                         {
                             Player player = passenger.ToPlayer();
-                            if (player)
+                            if (player != null)
                             {
                                 if (!Global.ConditionMgr.IsObjectMeetingNotGroupedConditions(ConditionSourceType.CreatureTemplateVehicle, me.GetEntry(), player, me))
                                 {

Source/Game/AI/CoreAI/CreatureAI.cs

@@ -119,7 +119,7 @@ namespace Game.AI
         public void TriggerAlert(Unit who)
         {
             // If there's no target, or target isn't a player do nothing
-            if (!who || !who.IsTypeId(TypeId.Player))
+            if (who == null || !who.IsTypeId(TypeId.Player))
                 return;
 
             // If this unit isn't an NPC, is already distracted, is fighting, is confused, stunned or fleeing, do nothing
@@ -178,7 +178,7 @@ namespace Game.AI
                 if (summon != null)
                 {
                     // Only apply this to specific types of summons
-                    if (!summon.GetVehicle() && ShouldFollowOnSpawn(summon.m_Properties) && summon.CanFollowOwner())
+                    if (summon.GetVehicle() == null && ShouldFollowOnSpawn(summon.m_Properties) && summon.CanFollowOwner())
                     {
                         Unit owner = summon.GetCharmerOrOwner();
                         if (owner != null)
@@ -311,7 +311,7 @@ namespace Game.AI
 
         public CypherStrings VisualizeBoundary(TimeSpan duration, Unit owner = null, bool fill = false)
         {
-            if (!owner)
+            if (owner == null)
                 return 0;
 
             if (_boundary.Empty())
@@ -368,7 +368,7 @@ namespace Game.AI
                 {
                     var pos = new Position(startPosition.GetPositionX() + front.Key * SharedConst.BoundaryVisualizeStepSize, startPosition.GetPositionY() + front.Value * SharedConst.BoundaryVisualizeStepSize, spawnZ);
                     TempSummon point = owner.SummonCreature(SharedConst.BoundaryVisualizeCreature, pos, TempSummonType.TimedDespawn, duration);
-                    if (point)
+                    if (point != null)
                     {
                         point.SetObjectScale(SharedConst.BoundaryVisualizeCreatureScale);
                         point.SetUnitFlag(UnitFlags.Stunned);

Source/Game/AI/CoreAI/PetAI.cs

@@ -34,11 +34,11 @@ namespace Game.AI
             else
                 _updateAlliesTimer -= diff;
 
-            if (me.GetVictim() && me.GetVictim().IsAlive())
+            if (me.GetVictim() != null && me.GetVictim().IsAlive())
             {
                 // is only necessary to stop casting, the pet must not exit combat
                 if (me.GetCurrentSpell(CurrentSpellTypes.Channeled) == null && // ignore channeled spells (Pin, Seduction)
-                    (me.GetVictim() && me.GetVictim().HasBreakableByDamageCrowdControlAura(me)))
+                    (me.GetVictim() != null && me.GetVictim().HasBreakableByDamageCrowdControlAura(me)))
                 {
                     me.InterruptNonMeleeSpells(false);
                     return;
@@ -71,7 +71,7 @@ namespace Game.AI
                     // All other cases (ie: defensive) - Targets are assigned by DamageTaken(), OwnerAttackedBy(), OwnerAttacked(), etc.
                     Unit nextTarget = SelectNextTarget(me.HasReactState(ReactStates.Aggressive));
 
-                    if (nextTarget)
+                    if (nextTarget != null)
                         AttackStart(nextTarget);
                     else
                         HandleReturnMovement();
@@ -117,10 +117,10 @@ namespace Game.AI
                         // Some spells can target enemy or friendly (DK Ghoul's Leap)
                         // Check for enemy first (pet then owner)
                         Unit target = me.GetAttackerForHelper();
-                        if (!target && owner)
+                        if (target == null && owner != null)
                             target = owner.GetAttackerForHelper();
 
-                        if (target)
+                        if (target != null)
                         {
                             if (CanAttack(target) && spell.CanAutoCast(target))
                             {
@@ -144,7 +144,7 @@ namespace Game.AI
                                 Unit ally = Global.ObjAccessor.GetUnit(me, tar);
 
                                 //only buff targets that are in combat, unless the spell can only be cast while out of combat
-                                if (!ally)
+                                if (ally == null)
                                     continue;
 
                                 if (spell.CanAutoCast(ally))
@@ -160,7 +160,7 @@ namespace Game.AI
                         if (!spellUsed)
                             spell.Dispose();
                     }
-                    else if (me.GetVictim() && CanAttack(me.GetVictim()) && spellInfo.CanBeUsedInCombat(me))
+                    else if (me.GetVictim() != null && CanAttack(me.GetVictim()) && spellInfo.CanBeUsedInCombat(me))
                     {
                         Spell spell = new(me, spellInfo, TriggerCastFlags.None);
                         if (spell.CanAutoCast(me.GetVictim()))
@@ -201,7 +201,7 @@ namespace Game.AI
         {
             // Called from Unit.Kill() in case where pet or owner kills something
             // if owner killed this victim, pet may still be attacking something else
-            if (me.GetVictim() && me.GetVictim() != victim)
+            if (me.GetVictim() != null && me.GetVictim() != victim)
                 return;
 
             // Clear target just in case. May help problem where health / focus / mana
@@ -213,7 +213,7 @@ namespace Game.AI
 
             // Before returning to owner, see if there are more things to attack
             Unit nextTarget = SelectNextTarget(false);
-            if (nextTarget)
+            if (nextTarget != null)
                 AttackStart(nextTarget);
             else
                 HandleReturnMovement(); // Return
@@ -254,7 +254,7 @@ namespace Game.AI
                 return;
 
             // Prevent pet from disengaging from current target
-            if (me.GetVictim() && me.GetVictim().IsAlive())
+            if (me.GetVictim() != null && me.GetVictim().IsAlive())
                 return;
 
             // Continue to evaluate and attack if necessary
@@ -275,7 +275,7 @@ namespace Game.AI
                 return;
 
             // Prevent pet from disengaging from current target
-            if (me.GetVictim() && me.GetVictim().IsAlive())
+            if (me.GetVictim() != null && me.GetVictim().IsAlive())
                 return;
 
             // Continue to evaluate and attack if necessary
@@ -295,24 +295,24 @@ namespace Game.AI
 
             // Check pet attackers first so we don't drag a bunch of targets to the owner
             Unit myAttacker = me.GetAttackerForHelper();
-            if (myAttacker)
+            if (myAttacker != null)
                 if (!myAttacker.HasBreakableByDamageCrowdControlAura())
                     return myAttacker;
 
             // Not sure why we wouldn't have an owner but just in case...
-            if (!me.GetCharmerOrOwner())
+            if (me.GetCharmerOrOwner() == null)
                 return null;
 
             // Check owner attackers
             Unit ownerAttacker = me.GetCharmerOrOwner().GetAttackerForHelper();
-            if (ownerAttacker)
+            if (ownerAttacker != null)
                 if (!ownerAttacker.HasBreakableByDamageCrowdControlAura())
                     return ownerAttacker;
 
             // Check owner victim
             // 3.0.2 - Pets now start attacking their owners victim in defensive mode as soon as the hunter does
             Unit ownerVictim = me.GetCharmerOrOwner().GetVictim();
-            if (ownerVictim)
+            if (ownerVictim != null)
                 return ownerVictim;
 
             // Neither pet or owner had a target and aggressive pets can pick any target
@@ -323,7 +323,7 @@ namespace Game.AI
                 if (!me.GetCharmInfo().IsReturning() || me.GetCharmInfo().IsFollowing() || me.GetCharmInfo().IsAtStay())
                 {
                     Unit nearTarget = me.SelectNearestHostileUnitInAggroRange(true, true);
-                    if (nearTarget)
+                    if (nearTarget != null)
                         return nearTarget;
                 }
             }
@@ -443,7 +443,7 @@ namespace Game.AI
                 {
                     // If data is owner's GUIDLow then we've reached follow point,
                     // otherwise we're probably chasing a creature
-                    if (me.GetCharmerOrOwner() && me.GetCharmInfo() != null && id == me.GetCharmerOrOwner().GetGUID().GetCounter() && me.GetCharmInfo().IsReturning())
+                    if (me.GetCharmerOrOwner() != null && me.GetCharmInfo() != null && id == me.GetCharmerOrOwner().GetGUID().GetCounter() && me.GetCharmInfo().IsReturning())
                     {
                         ClearCharmInfoFlags();
                         me.GetCharmInfo().SetIsFollowing(true);
@@ -461,7 +461,7 @@ namespace Game.AI
             // IMPORTANT: The order in which things are checked is important, be careful if you add or remove checks
 
             // Hmmm...
-            if (!victim)
+            if (victim == null) 
                 return false;
 
             if (!victim.IsAlive())
@@ -496,18 +496,18 @@ namespace Game.AI
                 return (me.IsWithinMeleeRange(victim) || me.GetCharmInfo().IsCommandAttack());
 
             //  Pets attacking something (or chasing) should only switch targets if owner tells them to
-            if (me.GetVictim() && me.GetVictim() != victim)
+            if (me.GetVictim() != null && me.GetVictim() != victim)
             {
                 // Check if our owner selected this target and clicked "attack"
                 Unit ownerTarget;
                 Player owner = me.GetCharmerOrOwner().ToPlayer();
-                if (owner)
+                if (owner != null)
                     ownerTarget = owner.GetSelectedUnit();
                 else
                     ownerTarget = me.GetCharmerOrOwner().GetVictim();
 
-                if (ownerTarget && me.GetCharmInfo().IsCommandAttack())
-                    return (victim.GetGUID() == ownerTarget.GetGUID());
+                if (ownerTarget != null && me.GetCharmInfo().IsCommandAttack())
+                    return victim.GetGUID() == ownerTarget.GetGUID();
             }
 
             // Follow
@@ -552,7 +552,7 @@ namespace Game.AI
 
             // dont allow pets to follow targets far away from owner
             Unit owner = me.GetCharmerOrOwner();
-            if (owner)
+            if (owner != null)
                 if (owner.GetExactDist(me) >= (owner.GetVisibilityRange() - 10.0f))
                     return true;
 
@@ -581,30 +581,30 @@ namespace Game.AI
             _updateAlliesTimer = 10 * Time.InMilliseconds;                 // update friendly targets every 10 seconds, lesser checks increase performance
 
             Unit owner = me.GetCharmerOrOwner();
-            if (!owner)
+            if (owner == null)
                 return;
 
             Group group = null;
             Player player = owner.ToPlayer();
-            if (player)
+            if (player != null)
                 group = player.GetGroup();
 
             // only pet and owner/not in group.ok
-            if (_allySet.Count == 2 && !group)
+            if (_allySet.Count == 2 && group == null)
                 return;
 
             // owner is in group; group members filled in already (no raid . subgroupcount = whole count)
-            if (group && !group.IsRaidGroup() && _allySet.Count == (group.GetMembersCount() + 2))
+            if (group != null && !group.IsRaidGroup() && _allySet.Count == (group.GetMembersCount() + 2))
                 return;
 
             _allySet.Clear();
             _allySet.Add(me.GetGUID());
-            if (group) // add group
+            if (group != null) // add group
             {
                 for (GroupReference refe = group.GetFirstMember(); refe != null; refe = refe.Next())
                 {
                     Player target = refe.GetSource();
-                    if (!target || !target.IsInMap(owner) || !group.SameSubGroup(owner.ToPlayer(), target))
+                    if (target == null || !target.IsInMap(owner) || !group.SameSubGroup(owner.ToPlayer(), target))
                         continue;
 
                     if (target.GetGUID() == owner.GetGUID())

Source/Game/AI/PlayerAI/PlayerAI.cs

@@ -391,7 +391,7 @@ namespace Game.AI
 
         bool IsPlayerHealer(Player who)
         {
-            if (!who)
+            if (who == null)
                 return false;
 
             var chrSpec = who.GetPrimarySpecializationEntry();
@@ -400,7 +400,7 @@ namespace Game.AI
 
         bool IsPlayerRangedAttacker(Player who)
         {
-            if (!who)
+            if (who == null)
                 return false;
 
             var chrSpec = who.GetPrimarySpecializationEntry();
@@ -455,12 +455,12 @@ namespace Game.AI
                     break;
                 case SpellTarget.Victim:
                     pTarget = me.GetVictim();
-                    if (!pTarget)
+                    if (pTarget == null)
                         return null;
                     break;
                 case SpellTarget.Charmer:
                     pTarget = me.GetCharmer();
-                    if (!pTarget)
+                    if (pTarget == null)
                         return null;
                     break;
                 case SpellTarget.Self:
@@ -526,13 +526,13 @@ namespace Game.AI
                 return;
 
             Unit victim = me.GetVictim();
-            if (!victim)
+            if (victim == null) 
                 return;
 
             uint rangedAttackSpell = 0;
 
             Item rangedItem = me.GetItemByPos(InventorySlots.Bag0, EquipmentSlot.Ranged);
-            ItemTemplate rangedTemplate = rangedItem ? rangedItem.GetTemplate() : null;
+            ItemTemplate rangedTemplate = rangedItem != null ? rangedItem.GetTemplate() : null;
             if (rangedTemplate != null)
             {
                 switch ((ItemSubClassWeapon)rangedTemplate.GetSubClass())
@@ -610,13 +610,13 @@ namespace Game.AI
         // helper functions to determine player info
         public bool IsHealer(Player who = null)
         {
-            return (!who || who == me) ? _isSelfHealer : IsPlayerHealer(who);
+            return (who == null || who == me) ? _isSelfHealer : IsPlayerHealer(who);
         }
-        public bool IsRangedAttacker(Player who = null) { return (!who || who == me) ? _isSelfRangedAttacker : IsPlayerRangedAttacker(who); }
-        public ChrSpecialization GetSpec(Player who = null) { return (!who || who == me) ? _selfSpec : who.GetPrimarySpecialization(); }
+        public bool IsRangedAttacker(Player who = null) { return (who == null || who == me) ? _isSelfRangedAttacker : IsPlayerRangedAttacker(who); }
+        public ChrSpecialization GetSpec(Player who = null) { return (who == null || who == me) ? _selfSpec : who.GetPrimarySpecialization(); }
         public void SetIsRangedAttacker(bool state) { _isSelfRangedAttacker = state; } // this allows overriding of the default ranged attacker detection
 
-        public virtual Unit SelectAttackTarget() { return me.GetCharmer() ? me.GetCharmer().GetVictim() : null; }
+        public virtual Unit SelectAttackTarget() { return me.GetCharmer() != null ? me.GetCharmer().GetVictim() : null; }
 
         public enum SpellTarget
         {
@@ -659,7 +659,7 @@ namespace Game.AI
         public override Unit SelectAttackTarget()
         {
             Unit charmer = me.GetCharmer();
-            if (charmer)
+            if (charmer != null)
             {
                 UnitAI charmerAI = charmer.GetAI();
                 if (charmerAI != null)
@@ -925,7 +925,7 @@ namespace Game.AI
                             VerifyAndPushSpellCast(spells, SPELL_RUNE_TAP, TARGET_NONE, 2);
                             VerifyAndPushSpellCast(spells, SPELL_HYSTERIA, TARGET_SELF, 5);
                             if (Creature* creatureCharmer = GetCharmer())
-                                if (!creatureCharmer.IsDungeonBoss() && !creatureCharmer.isWorldBoss())
+                                if (creature == nullCharmer.IsDungeonBoss() && !creatureCharmer.isWorldBoss())
                                     VerifyAndPushSpellCast(spells, SPELL_HYSTERIA, creatureCharmer, 15);
                             VerifyAndPushSpellCast(spells, SPELL_HEART_STRIKE, TARGET_VICTIM, 2);
                             if (hasFF && hasBP)
@@ -1115,9 +1115,9 @@ namespace Game.AI
                             {
                                 VerifyAndPushSpellCast(spells, SPELL_NOURISH, creatureCharmer, 5);
                                 VerifyAndPushSpellCast(spells, SPELL_WILD_GROWTH, creatureCharmer, 5);
-                                if (!creatureCharmer.GetAuraApplicationOfRankedSpell(SPELL_REJUVENATION, me.GetGUID()))
+                                if (creature == nullCharmer.GetAuraApplicationOfRankedSpell(SPELL_REJUVENATION, me.GetGUID()))
                                     VerifyAndPushSpellCast(spells, SPELL_REJUVENATION, creatureCharmer, 8);
-                                if (!creatureCharmer.GetAuraApplicationOfRankedSpell(SPELL_REGROWTH, me.GetGUID()))
+                                if (creature == nullCharmer.GetAuraApplicationOfRankedSpell(SPELL_REGROWTH, me.GetGUID()))
                                     VerifyAndPushSpellCast(spells, SPELL_REGROWTH, creatureCharmer, 8);
                                 uint8 lifebloomStacks = 0;
                                 if (Aura const* lifebloom = creatureCharmer.GetAura(SPELL_LIFEBLOOM, me.GetGUID()))
@@ -1200,7 +1200,7 @@ namespace Game.AI
         public override void UpdateAI(uint diff)
         {
             Creature charmer = GetCharmer();
-            if (!charmer)
+            if (charmer == null)
                 return;
 
             //kill self if charm aura has infinite duration
@@ -1220,10 +1220,10 @@ namespace Game.AI
             if (charmer.IsEngaged())
             {
                 Unit target = me.GetVictim();
-                if (!target || !CanAIAttack(target))
+                if (target == null || !CanAIAttack(target))
                 {
                     target = SelectAttackTarget();
-                    if (!target || !CanAIAttack(target))
+                    if (target == null || !CanAIAttack(target))
                     {
                         if (!_isFollowing)
                         {

Source/Game/AI/ScriptedAI/ScriptedAI.cs

@@ -109,10 +109,10 @@ namespace Game.AI
         /// <param name="who"></param>
         public void AddThreat(Unit victim, float amount, Unit who = null)
         {
-            if (!victim)
+            if (victim == null) 
                 return;
 
-            if (!who)
+            if (who == null)
                 who = me;
 
             who.GetThreatManager().AddThreat(victim, amount, null, true, true);
@@ -126,10 +126,10 @@ namespace Game.AI
         /// <param name="who"></param>
         public void ModifyThreatByPercent(Unit victim, int pct, Unit who = null)
         {
-            if (!victim)
+            if (victim == null) 
                 return;
 
-            if (!who)
+            if (who == null)
                 who = me;
 
             who.GetThreatManager().ModifyThreatByPercent(victim, pct);
@@ -142,10 +142,10 @@ namespace Game.AI
         /// <param name="who"></param>
         public void ResetThreat(Unit victim, Unit who)
         {
-            if (!victim)
+            if (victim == null) 
                 return;
 
-            if (!who)
+            if (who == null)
                 who = me;
 
             who.GetThreatManager().ResetThreat(victim);
@@ -157,7 +157,7 @@ namespace Game.AI
         /// <param name="who"></param>
         public void ResetThreatList(Unit who = null)
         {
-            if (!who)
+            if (who == null)
                 who = me;
 
             who.GetThreatManager().ResetAllThreat();
@@ -171,10 +171,10 @@ namespace Game.AI
         /// <returns></returns>
         public float GetThreat(Unit victim, Unit who = null)
         {
-            if (!victim)
+            if (victim == null) 
                 return 0.0f;
 
-            if (!who)
+            if (who == null)
                 who = me;
 
             return who.GetThreatManager().GetThreat(victim);
@@ -645,11 +645,11 @@ namespace Game.AI
                 delayToRespawn = TimeSpan.FromSeconds(2);
             }
 
-            if (!who)
+            if (who == null)
                 who = me;
 
             TempSummon whoSummon = who.ToTempSummon();
-            if (whoSummon)
+            if (whoSummon != null)
             {
                 Log.outWarn(LogFilter.ScriptsAi, $"BossAI::_DespawnAtEvade: called on a temporary summon (who: {who.GetGUID()})");
                 whoSummon.UnSummon();
@@ -705,7 +705,7 @@ namespace Game.AI
         void _JustEngagedWith()
         {
             Unit target = SelectTarget(SelectTargetMethod.Random, 0, 0.0f, true);
-            if (target)
+            if (target != null)
                 AttackStart(target);
         }
 
@@ -713,7 +713,7 @@ namespace Game.AI
         {
             summons.Summon(summon);
             Unit target = SelectTarget(SelectTargetMethod.Random, 0, 0.0f, true);
-            if (target)
+            if (target != null)
                 summon.GetAI().AttackStart(target);
         }
 
@@ -772,7 +772,7 @@ namespace Game.AI
             foreach (var id in this)
             {
                 Creature summon = ObjectAccessor.GetCreature(_me, id);
-                if (summon && summon.IsAIEnabled() && (entry == 0 || summon.GetEntry() == entry))
+                if (summon != null && summon.IsAIEnabled() && (entry == 0 || summon.GetEntry() == entry))
                 {
                     summon.GetAI().DoZoneInCombat();
                 }
@@ -784,7 +784,7 @@ namespace Game.AI
             foreach (var id in this)
             {
                 Creature summon = ObjectAccessor.GetCreature(_me, id);
-                if (!summon)
+                if (summon == null)
                     Remove(id);
                 else if (summon.GetEntry() == entry)
                 {
@@ -800,7 +800,7 @@ namespace Game.AI
             {
                 Creature summon = ObjectAccessor.GetCreature(_me, this.FirstOrDefault());
                 RemoveAt(0);
-                if (summon)
+                if (summon != null)
                     summon.DespawnOrUnsummon();
             }
         }
@@ -821,7 +821,7 @@ namespace Game.AI
         {
             foreach (var id in this)
             {
-                if (!ObjectAccessor.GetCreature(_me, id))
+                if (ObjectAccessor.GetCreature(_me, id) == null)
                     Remove(id);
             }
         }
@@ -847,7 +847,7 @@ namespace Game.AI
             foreach (var id in this)
             {
                 Creature summon = ObjectAccessor.GetCreature(_me, id);
-                if (summon && summon.GetEntry() == entry)
+                if (summon != null && summon.GetEntry() == entry)
                     return true;
             }
 
@@ -859,7 +859,7 @@ namespace Game.AI
             foreach (var guid in summons)
             {
                 Creature summon = ObjectAccessor.GetCreature(_me, guid);
-                if (summon && summon.IsAIEnabled())
+                if (summon != null && summon.IsAIEnabled())
                     summon.GetAI().DoAction(action);
             }
         }

Source/Game/AI/ScriptedAI/ScriptedEscortAI.cs

@@ -33,7 +33,7 @@ namespace Game.AI
         //see followerAI
         bool AssistPlayerInCombatAgainst(Unit who)
         {
-            if (!who || !who.GetVictim())
+            if (who == null || who.GetVictim() == null)
                 return false;
 
             if (me.HasReactState(ReactStates.Passive))
@@ -44,7 +44,7 @@ namespace Game.AI
                 return false;
 
             //not a player
-            if (!who.GetVictim().GetCharmerOrOwnerPlayerOrPlayerItself())
+            if (who.GetVictim().GetCharmerOrOwnerPlayerOrPlayerItself() == null)
                 return false;
 
             //never attack friendly
@@ -78,15 +78,15 @@ namespace Game.AI
                 return;
 
             Player player = GetPlayerForEscort();
-            if (player)
+            if (player != null)
             {
                 Group group = player.GetGroup();
-                if (group)
+                if (group != null)
                 {
                     for (GroupReference groupRef = group.GetFirstMember(); groupRef != null; groupRef = groupRef.Next())
                     {
                         Player member = groupRef.GetSource();
-                        if (member)
+                        if (member != null)
                             if (member.IsInMap(player))
                                 member.FailQuest(_escortQuest.Id);
                     }
@@ -145,15 +145,15 @@ namespace Game.AI
         bool IsPlayerOrGroupInRange()
         {
             Player player = GetPlayerForEscort();
-            if (player)
+            if (player != null)
             {
                 Group group = player.GetGroup();
-                if (group)
+                if (group != null)
                 {
                     for (GroupReference groupRef = group.GetFirstMember(); groupRef != null; groupRef = groupRef.Next())
                     {
                         Player member = groupRef.GetSource();
-                        if (member)
+                        if (member != null)
                             if (me.IsWithinDistInMap(member, GetMaxPlayerDistance()))
                                 return true;
                     }

Source/Game/AI/ScriptedAI/ScriptedFollowerAI.cs

@@ -47,15 +47,15 @@ namespace Game.AI
 
             // @todo need a better check for quests with time limit.
             Player player = GetLeaderForFollower();
-            if (player)
+            if (player != null)
             {
                 Group group = player.GetGroup();
-                if (group)
+                if (group != null)
                 {
                     for (GroupReference groupRef = group.GetFirstMember(); groupRef != null; groupRef = groupRef.Next())
                     {
                         Player member = groupRef.GetSource();
-                        if (member)
+                        if (member != null)
                             if (member.IsInMap(player))
                                 member.FailQuest(_questForFollow);
                     }
@@ -104,10 +104,10 @@ namespace Game.AI
                     bool questAbandoned = (_questForFollow != 0);
 
                     Player player = GetLeaderForFollower();
-                    if (player)
+                    if (player != null)
                     {
                         Group group = player.GetGroup();
-                        if (group)
+                        if (group != null)
                         {
                             for (GroupReference groupRef = group.GetFirstMember(); groupRef != null && (maxRangeExceeded || questAbandoned); groupRef = groupRef.Next())
                             {
@@ -247,19 +247,19 @@ namespace Game.AI
         Player GetLeaderForFollower()
         {
             Player player = Global.ObjAccessor.GetPlayer(me, _leaderGUID);
-            if (player)
+            if (player != null)
             {
                 if (player.IsAlive())
                     return player;
                 else
                 {
                     Group group = player.GetGroup();
-                    if (group)
+                    if (group != null)
                     {
                         for (GroupReference groupRef = group.GetFirstMember(); groupRef != null; groupRef = groupRef.Next())
                         {
                             Player member = groupRef.GetSource();
-                            if (member && me.IsWithinDistInMap(member, 100.0f) && member.IsAlive())
+                            if (member != null && me.IsWithinDistInMap(member, 100.0f) && member.IsAlive())
                             {
                                 Log.outDebug(LogFilter.Scripts, $"FollowerAI::GetLeaderForFollower: GetLeader changed and returned new leader. ({me.GetGUID()})");
                                 _leaderGUID = member.GetGUID();
@@ -279,7 +279,7 @@ namespace Game.AI
         //The flag (type_flag) is unconfirmed, but used here for further research and is a good candidate.
         bool ShouldAssistPlayerInCombatAgainst(Unit who)
         {
-            if (!who || !who.GetVictim())
+            if (who == null || who.GetVictim() == null)
                 return false;
 
             //experimental (unknown) flag not present

Source/Game/AI/SmartScripts/SmartAI.cs

@@ -90,7 +90,7 @@ namespace Game.AI
             // Do not use AddEscortState, removing everything from previous
             _escortState = SmartEscortState.Escorting;
 
-            if (invoker && invoker.IsPlayer())
+            if (invoker != null && invoker.IsPlayer())
             {
                 _escortNPCFlags = (uint)me.GetNpcFlags();
                 me.ReplaceAllNpcFlags(NPCFlags.None);
@@ -226,7 +226,7 @@ namespace Game.AI
                         player.FailQuest(EscortQuestID);
 
                     Group group = player.GetGroup();
-                    if (group)
+                    if (group != null)
                     {
                         for (GroupReference groupRef = group.GetFirstMember(); groupRef != null; groupRef = groupRef.Next())
                         {
@@ -234,7 +234,7 @@ namespace Game.AI
                             if (!groupGuy.IsInMap(player))
                                 continue;
 
-                            if (!fail && groupGuy.IsAtGroupRewardDistance(me) && !groupGuy.GetCorpse())
+                            if (!fail && groupGuy.IsAtGroupRewardDistance(me) && groupGuy.GetCorpse() == null)
                                 groupGuy.AreaExploredOrEventHappens(EscortQuestID);
                             else if (fail)
                                 groupGuy.FailQuest(EscortQuestID);
@@ -340,7 +340,7 @@ namespace Game.AI
                         return true;
 
                     Group group = player.GetGroup();
-                    if (group)
+                    if (group != null)
                     {
                         for (GroupReference groupRef = group.GetFirstMember(); groupRef != null; groupRef = groupRef.Next())
                         {
@@ -458,7 +458,7 @@ namespace Game.AI
             else
             {
                 Unit target = !_followGuid.IsEmpty() ? Global.ObjAccessor.GetUnit(me, _followGuid) : null;
-                if (target)
+                if (target != null)
                 {
                     me.GetMotionMaster().MoveFollow(target, _followDist, _followAngle);
                     // evade is not cleared in MoveFollow, so we can't keep it
@@ -832,7 +832,7 @@ namespace Game.AI
             {
                 if (on)
                 {
-                    if (!me.HasReactState(ReactStates.Passive) && me.GetVictim() && !me.GetMotionMaster().HasMovementGenerator(movement =>
+                    if (!me.HasReactState(ReactStates.Passive) && me.GetVictim() != null && !me.GetMotionMaster().HasMovementGenerator(movement =>
                     {
                         return movement.GetMovementGeneratorType() == MovementGeneratorType.Chase && movement.Mode == MovementGeneratorMode.Default && movement.Priority == MovementGeneratorPriority.Normal;
                     }))
@@ -1013,7 +1013,7 @@ namespace Game.AI
             {
                 if (_followArrivedTimer < diff)
                 {
-                    if (me.FindNearestCreature(_followArrivedEntry, SharedConst.InteractionDistance, true))
+                    if (me.FindNearestCreature(_followArrivedEntry, SharedConst.InteractionDistance, true) != null)
                     {
                         StopFollow(true);
                         return;

Source/Game/AI/SmartScripts/SmartScript.cs

@@ -323,17 +323,17 @@ namespace Game.AI
                     foreach (var target in targets)
                     {
                         Player player = target.ToPlayer();
-                        if (player)
+                        if (player != null)
                         {
                             Quest quest = Global.ObjectMgr.GetQuestTemplate(e.Action.questOffer.questId);
                             if (quest != null)
                             {
-                                if (_me && e.Action.questOffer.directAdd == 0)
+                                if (_me != null && e.Action.questOffer.directAdd == 0)
                                 {
                                     if (player.CanTakeQuest(quest, true))
                                     {
                                         WorldSession session = player.GetSession();
-                                        if (session)
+                                        if (session != null)
                                         {
                                             PlayerMenu menu = new(session);
                                             menu.SendQuestGiverQuestDetails(quest, _me.GetGUID(), true, false);
@@ -464,7 +464,7 @@ namespace Game.AI
                                     triggerFlag = TriggerCastFlags.FullMask;
                             }
 
-                            if (_me)
+                            if (_me != null)
                             {
                                 if (e.Action.cast.castFlags.HasAnyFlag((uint)SmartCastFlags.InterruptPrevious))
                                     _me.InterruptNonMeleeSpells(false);
@@ -480,7 +480,7 @@ namespace Game.AI
                                 else
                                     successfulSpellCast = true;
                             }
-                            else if (_go)
+                            else if (_go != null)
                                 _go.CastSpell(target.ToUnit(), e.Action.cast.spell, new CastSpellExtraArgs(triggerFlag));
                         }
                         else
@@ -671,7 +671,7 @@ namespace Game.AI
                 }
                 case SmartActions.FleeForAssist:
                 {
-                    if (!_me)
+                    if (_me == null)
                         break;
 
                     _me.DoFleeToGetAssistance();
@@ -690,7 +690,7 @@ namespace Game.AI
 
                     // If invoker was pet or charm
                     Player playerCharmed = unit.GetCharmerOrOwnerPlayerOrPlayerItself();
-                    if (playerCharmed && GetBaseObject() != null)
+                    if (playerCharmed != null && GetBaseObject() != null)
                     {
                         playerCharmed.GroupEventHappens(e.Action.quest.questId, GetBaseObject());
                         Log.outDebug(LogFilter.ScriptsAi, "SmartScript.ProcessAction: SMART_ACTION_CALL_GROUPEVENTHAPPENS: Player {0}, group credit for quest {1}",
@@ -712,7 +712,7 @@ namespace Game.AI
                 }
                 case SmartActions.CombatStop:
                 {
-                    if (!_me)
+                    if (_me == null)
                         break;
 
                     _me.CombatStop(true);
@@ -1174,7 +1174,7 @@ namespace Game.AI
                 case SmartActions.SummonGo:
                 {
                     WorldObject summoner = GetBaseObjectOrUnitInvoker(unit);
-                    if (!summoner)
+                    if (summoner == null)
                         break;
 
                     foreach (var target in targets)
@@ -1814,7 +1814,7 @@ namespace Game.AI
                         target = targets.SelectRandom();
 
                     Position pos = new(e.Target.x, e.Target.y, e.Target.z);
-                    if (target)
+                    if (target != null)
                     {
                         float x, y, z;
                         target.GetPosition(out x, out y, out z);
@@ -1889,9 +1889,9 @@ namespace Game.AI
                         e.Action.sendGossipMenu.gossipMenuId, e.Action.sendGossipMenu.gossipNpcTextId);
 
                     // override default gossip
-                    if (_me)
+                    if (_me != null)
                         ((SmartAI)_me.GetAI()).SetGossipReturn(true);
-                    else if (_go)
+                    else if (_go != null)
                         ((SmartGameObjectAI)_go.GetAI()).SetGossipReturn(true);
 
                     foreach (var target in targets)
@@ -2217,7 +2217,7 @@ namespace Game.AI
                     else if (!targets.Empty())
                         map = targets.First().GetMap();
 
-                    if (map)
+                    if (map != null)
                         map.Respawn((SpawnObjectType)e.Action.respawnData.spawnType, e.Action.respawnData.spawnId);
                     else
                         Log.outError(LogFilter.Sql, $"SmartScript.ProcessAction: Entry {e.EntryOrGuid} SourceType {e.GetScriptType()}, Event {e.EventId} - tries to respawn by spawnId but does not provide a map");
@@ -2264,7 +2264,7 @@ namespace Game.AI
                     foreach (var target in targets)
                     {
                         Player playerTarget = target.ToPlayer();
-                        if (playerTarget)
+                        if (playerTarget != null)
                             playerTarget.GetSceneMgr().PlayScene(e.Action.scene.sceneId);
                     }
 
@@ -2275,7 +2275,7 @@ namespace Game.AI
                     foreach (var target in targets)
                     {
                         Player playerTarget = target.ToPlayer();
-                        if (playerTarget)
+                        if (playerTarget != null)
                             playerTarget.GetSceneMgr().CancelSceneBySceneId(e.Action.scene.sceneId);
                     }
 
@@ -2370,7 +2370,7 @@ namespace Game.AI
                         {
                             Conversation conversation = Conversation.CreateConversation(e.Action.conversation.id, playerTarget,
                                 playerTarget, playerTarget.GetGUID(), null);
-                            if (!conversation)
+                            if (conversation == null)
                                 Log.outWarn(LogFilter.ScriptsAi, $"SmartScript.ProcessAction: SMART_ACTION_CREATE_CONVERSATION: id {e.Action.conversation.id}, baseObject {baseObject?.GetName()}, target {playerTarget.GetName()} - failed to create");
                         }
                     }
@@ -2652,7 +2652,7 @@ namespace Game.AI
                     }
                     break;
                 case SmartTargets.Farthest:
-                    if (_me)
+                    if (_me != null)
                     {
                         Unit u = _me.GetAI().SelectTarget(SelectTargetMethod.MaxDistance, 0, new FarthestTargetSelector(_me, (float)e.Target.farthest.maxDist, e.Target.farthest.playerOnly != 0, e.Target.farthest.isInLos != 0));
                         if (u != null)
@@ -2674,12 +2674,12 @@ namespace Game.AI
                         if (player != null)
                         {
                             Group group = player.GetGroup();
-                            if (group)
+                            if (group != null)
                             {
                                 for (GroupReference groupRef = group.GetFirstMember(); groupRef != null; groupRef = groupRef.Next())
                                 {
                                     Player member = groupRef.GetSource();
-                                    if (member)
+                                    if (member != null)
                                         if (member.IsInMap(player))
                                             targets.Add(member);
                                 }
@@ -2797,7 +2797,7 @@ namespace Game.AI
                     }
 
                     Creature target = FindCreatureNear(scriptTrigger != null ? scriptTrigger : baseObject, e.Target.unitGUID.dbGuid);
-                    if (target)
+                    if (target != null)
                         if (target != null && (e.Target.unitGUID.entry == 0 || target.GetEntry() == e.Target.unitGUID.entry))
                             targets.Add(target);
                     break;
@@ -2811,7 +2811,7 @@ namespace Game.AI
                     }
 
                     GameObject target = FindGameObjectNear(scriptTrigger != null ? scriptTrigger : baseObject, e.Target.goGUID.dbGuid);
-                    if (target)
+                    if (target != null)
                         if (target != null && (e.Target.goGUID.entry == 0 || target.GetEntry() == e.Target.goGUID.entry))
                             targets.Add(target);
                     break;
@@ -2865,7 +2865,7 @@ namespace Game.AI
                     }
 
                     Creature target = refObj.FindNearestCreature(e.Target.unitClosest.entry, e.Target.unitClosest.dist != 0 ? e.Target.unitClosest.dist : 100, e.Target.unitClosest.dead == 0);
-                    if (target)
+                    if (target != null)
                         targets.Add(target);
                     break;
                 }
@@ -2882,7 +2882,7 @@ namespace Game.AI
                     }
 
                     GameObject target = refObj.FindNearestGameObject(e.Target.goClosest.entry, e.Target.goClosest.dist != 0 ? e.Target.goClosest.dist : 100);
-                    if (target)
+                    if (target != null)
                         targets.Add(target);
                     break;
                 }
@@ -2899,7 +2899,7 @@ namespace Game.AI
                     }
 
                     Player target = refObj.SelectNearestPlayer(e.Target.playerDistance.dist);
-                    if (target)
+                    if (target != null)
                         targets.Add(target);
                     break;
                 }
@@ -2911,10 +2911,10 @@ namespace Game.AI
                         if (charmerOrOwnerGuid.IsEmpty())
                         {
                             TempSummon tempSummon = _me.ToTempSummon();
-                            if (tempSummon)
+                            if (tempSummon != null)
                             {
                                 WorldObject summoner = tempSummon.GetSummoner();
-                                if (summoner)
+                                if (summoner != null)
                                     charmerOrOwnerGuid = summoner.GetGUID();
                             }
                         }
@@ -2929,7 +2929,7 @@ namespace Game.AI
                     else if (_go != null)
                     {
                         Unit owner = Global.ObjAccessor.GetUnit(_go, _go.GetOwnerGUID());
-                        if (owner)
+                        if (owner != null)
                             targets.Add(owner);
                     }
 
@@ -2978,7 +2978,7 @@ namespace Game.AI
                 }
                 case SmartTargets.LootRecipients:
                 {
-                    if (_me)
+                    if (_me != null)
                     {
                         foreach (ObjectGuid tapperGuid in _me.GetTapList())
                         {
@@ -2991,7 +2991,7 @@ namespace Game.AI
                 }
                 case SmartTargets.VehiclePassenger:
                 {
-                    if (_me && _me.IsVehicle())
+                    if (_me != null && _me.IsVehicle())
                     {
                         foreach (var pair in _me.GetVehicleKit().Seats)
                         {
@@ -3527,7 +3527,7 @@ namespace Game.AI
                 }
                 case SmartEvents.DistanceCreature:
                 {
-                    if (!_me)
+                    if (_me == null)
                         return;
 
                     Creature creature = null;
@@ -3536,7 +3536,7 @@ namespace Game.AI
                     {
                         creature = FindCreatureNear(_me, e.Event.distance.guid);
 
-                        if (!creature)
+                        if (creature == null)
                             return;
 
                         if (!_me.IsInRange(creature, 0, e.Event.distance.dist))
@@ -3550,14 +3550,14 @@ namespace Game.AI
                             creature = list.FirstOrDefault();
                     }
 
-                    if (creature)
+                    if (creature != null)
                         ProcessTimedAction(e, e.Event.distance.repeat, e.Event.distance.repeat, creature);
 
                     break;
                 }
                 case SmartEvents.DistanceGameobject:
                 {
-                    if (!_me)
+                    if (_me == null)
                         return;
 
                     GameObject gameobject = null;
@@ -3566,7 +3566,7 @@ namespace Game.AI
                     {
                         gameobject = FindGameObjectNear(_me, e.Event.distance.guid);
 
-                        if (!gameobject)
+                        if (gameobject == null)
                             return;
 
                         if (!_me.IsInRange(gameobject, 0, e.Event.distance.dist))
@@ -3580,7 +3580,7 @@ namespace Game.AI
                             gameobject = list.FirstOrDefault();
                     }
 
-                    if (gameobject)
+                    if (gameobject != null)
                         ProcessTimedAction(e, e.Event.distance.repeat, e.Event.distance.repeat, null, 0, 0, false, null, gameobject);
 
                     break;
@@ -3675,7 +3675,7 @@ namespace Game.AI
                 // Delay flee for assist event if stunned or rooted
                 if (e.GetActionType() == SmartActions.FleeForAssist)
                 {
-                    if (_me && _me.HasUnitState(UnitState.Root | UnitState.LostControl))
+                    if (_me != null && _me.HasUnitState(UnitState.Root | UnitState.LostControl))
                     {
                         e.Timer = 1;
                         return;
@@ -3766,7 +3766,7 @@ namespace Game.AI
         {
             if ((_scriptType == SmartScriptType.Creature || _scriptType == SmartScriptType.GameObject
                 || _scriptType == SmartScriptType.AreaTriggerEntity || _scriptType == SmartScriptType.AreaTriggerEntityServerside)
-                && !GetBaseObject())
+                && GetBaseObject() == null)
                 return;
 
             if (_me != null && _me.IsInEvadeMode())
@@ -4093,7 +4093,7 @@ namespace Game.AI
 
         Unit DoSelectLowestHpFriendly(float range, uint MinHPDiff)
         {
-            if (!_me)
+            if (_me == null)
                 return null;
 
             var u_check = new MostHPMissingInRange<Unit>(_me, range, MinHPDiff);
@@ -4144,7 +4144,7 @@ namespace Game.AI
 
         Unit DoFindClosestFriendlyInRange(float range)
         {
-            if (!_me)
+            if (_me == null)
                 return null;
 
             var u_check = new AnyFriendlyUnitInObjectRangeCheck(_me, _me, range);
@@ -4230,11 +4230,11 @@ namespace Game.AI
 
         public bool IsCharmedCreature(WorldObject obj)
         {
-            if (!obj)
+            if (obj == null)
                 return false;
 
             Creature creatureObj = obj.ToCreature();
-            if (creatureObj)
+            if (creatureObj != null)
                 return creatureObj.IsCharmed();
 
             return false;
@@ -4352,10 +4352,10 @@ namespace Game.AI
         void ResetBaseObject()
         {
             WorldObject lookupRoot = _me;
-            if (!lookupRoot)
+            if (lookupRoot == null)
                 lookupRoot = _go;
 
-            if (lookupRoot)
+            if (lookupRoot != null)
             {
                 if (!_meOrigGUID.IsEmpty())
                 {

Source/Game/Accounts/AccountManager.cs

@@ -80,10 +80,10 @@ namespace Game
                     ObjectGuid guid = ObjectGuid.Create(HighGuid.Player, result.Read<ulong>(0));
 
                     // Kick if player is online
-                    Player p = Global.ObjAccessor.FindPlayer(guid);
-                    if (p)
+                    Player player = Global.ObjAccessor.FindPlayer(guid);
+                    if (player != null)
                     {
-                        WorldSession s = p.GetSession();
+                        WorldSession s = player.GetSession();
                         s.KickPlayer("AccountMgr::DeleteAccount Deleting the account");                            // mark session to remove at next session list update
                         s.LogoutPlayer(false);                     // logout player without waiting next session list update
                     }

Source/Game/Achievements/AchievementManager.cs

@@ -504,7 +504,7 @@ namespace Game.Achievements
             if (achievement.Flags.HasAnyFlag(AchievementFlags.ShowInGuildNews))
             {
                 Guild guild = referencePlayer.GetGuild();
-                if (guild)
+                if (guild != null)
                     guild.AddGuildNews(GuildNews.PlayerAchievement, referencePlayer.GetGUID(), (uint)(achievement.Flags & AchievementFlags.ShowInGuildHeader), achievement.Id);
             }
 
@@ -577,7 +577,7 @@ namespace Game.Achievements
                 SQLTransaction trans = new();
 
                 Item item = reward.ItemId != 0 ? Item.CreateItem(reward.ItemId, 1, ItemContext.None, _owner) : null;
-                if (item)
+                if (item != null)
                 {
                     // save new item before send
                     item.SaveToDB(trans);                               // save for prevent lost at next mail load, if send fail then item will deleted
@@ -654,7 +654,7 @@ namespace Game.Achievements
             if (!achievement.Flags.HasAnyFlag(AchievementFlags.TrackingFlag))
             {
                 Guild guild = Global.GuildMgr.GetGuildById(_owner.GetGuildId());
-                if (guild)
+                if (guild != null)
                 {
                     BroadcastTextBuilder say_builder = new(_owner, ChatMsg.GuildAchievement, (uint)BroadcastTextIds.AchivementEarned, _owner.GetNativeGender(), _owner, achievement.Id);
                     var say_do = new LocalizedDo(say_builder);
@@ -972,7 +972,7 @@ namespace Game.Achievements
             if (achievement.Flags.HasAnyFlag(AchievementFlags.ShowInGuildNews))
             {
                 Guild guild = referencePlayer.GetGuild();
-                if (guild)
+                if (guild != null)
                     guild.AddGuildNews(GuildNews.Achievement, ObjectGuid.Empty, (uint)(achievement.Flags & AchievementFlags.ShowInGuildHeader), achievement.Id);
             }
 
@@ -987,12 +987,12 @@ namespace Game.Achievements
                     ca.CompletingPlayers.Add(referencePlayer.GetGUID());
 
                 Group group = referencePlayer.GetGroup();
-                if (group)
+                if (group != null)
                 {
                     for (GroupReference refe = group.GetFirstMember(); refe != null; refe = refe.Next())
                     {
                         Player groupMember = refe.GetSource();
-                        if (groupMember)
+                        if (groupMember != null)
                             if (groupMember.GetGuildId() == _owner.GetId())
                                 ca.CompletingPlayers.Add(groupMember.GetGUID());
                     }

Source/Game/Achievements/CriteriaHandler.cs

@@ -51,7 +51,7 @@ namespace Game.Achievements
                 return;
             }
 
-            if (!referencePlayer)
+            if (referencePlayer == null)
             {
                 Log.outDebug(LogFilter.Achievement, "UpdateCriteria: Player is NULL! Cant update criteria");
                 return;
@@ -590,7 +590,7 @@ namespace Game.Achievements
 
             progress.Changed = true;
             progress.Date = GameTime.GetGameTime(); // set the date to the latest update.
-            progress.PlayerGUID = referencePlayer ? referencePlayer.GetGUID() : ObjectGuid.Empty;
+            progress.PlayerGUID = referencePlayer != null ? referencePlayer.GetGUID() : ObjectGuid.Empty;
             _criteriaProgress[criteria.Id] = progress;
 
             TimeSpan timeElapsed = TimeSpan.Zero;
@@ -898,7 +898,7 @@ namespace Game.Achievements
                         return false;
                     break;
                 case CriteriaFailEvent.ModifyPartyStatus:
-                    if (referencePlayer.GetGroup())
+                    if (referencePlayer.GetGroup() != null)
                         return false;
                     break;
                 default:
@@ -1010,7 +1010,7 @@ namespace Game.Achievements
                         return false;
 
                     Map map = referencePlayer.IsInWorld ? referencePlayer.GetMap() : Global.MapMgr.FindMap(referencePlayer.GetMapId(), referencePlayer.GetInstanceId());
-                    if (!map || !map.IsDungeon())
+                    if (map == null || !map.IsDungeon())
                         return false;
 
                     //FIXME: work only for instances where max == min for players
@@ -1019,7 +1019,7 @@ namespace Game.Achievements
                     break;
                 }
                 case CriteriaType.KilledByPlayer:
-                    if (miscValue1 == 0 || !refe || !refe.IsTypeId(TypeId.Player))
+                    if (miscValue1 == 0 || refe == null || !refe.IsTypeId(TypeId.Player))
                         return false;
                     break;
                 case CriteriaType.DieFromEnviromentalDamage:
@@ -1145,7 +1145,7 @@ namespace Game.Achievements
                             return false;
 
                         // map specific case (BG in fact) expected player targeted damage/heal
-                        if (!refe || !refe.IsTypeId(TypeId.Player))
+                        if (refe == null || !refe.IsTypeId(TypeId.Player))
                             return false;
                     }
                     break;
@@ -1369,17 +1369,17 @@ namespace Game.Achievements
                         return false;
                     break;
                 case ModifierTreeType.TargetToPlayerLevelDeltaGreaterThan: // 22
-                    if (!refe || !refe.IsUnit() || referencePlayer.GetLevel() + reqValue < refe.ToUnit().GetLevel())
+                    if (refe == null || !refe.IsUnit() || referencePlayer.GetLevel() + reqValue < refe.ToUnit().GetLevel())
                         return false;
                     break;
                 case ModifierTreeType.PlayerLevelEqualTargetLevel: // 23
-                    if (!refe || !refe.IsUnit() || referencePlayer.GetLevel() != refe.ToUnit().GetLevel())
+                    if (refe == null || !refe.IsUnit() || referencePlayer.GetLevel() != refe.ToUnit().GetLevel())
                         return false;
                     break;
                 case ModifierTreeType.PlayerInArenaWithTeamSize: // 24
                 {
                     Battleground bg = referencePlayer.GetBattleground();
-                    if (!bg || !bg.IsArena() || bg.GetArenaType() != (ArenaTypes)reqValue)
+                    if (bg == null || !bg.IsArena() || bg.GetArenaType() != (ArenaTypes)reqValue)
                         return false;
                     break;
                 }
@@ -1400,7 +1400,7 @@ namespace Game.Achievements
                         return false;
                     break;
                 case ModifierTreeType.LessThanTappers: // 29
-                    if (referencePlayer.GetGroup() && referencePlayer.GetGroup().GetMembersCount() >= reqValue)
+                    if (referencePlayer.GetGroup() != null && referencePlayer.GetGroup().GetMembersCount() >= reqValue)
                         return false;
                     break;
                 case ModifierTreeType.CreatureType: // 30
@@ -1414,7 +1414,7 @@ namespace Game.Achievements
                 }
                 case ModifierTreeType.CreatureFamily: // 31
                 {
-                    if (!refe)
+                    if (refe == null)
                         return false;
                     if (!refe.IsCreature() || refe.ToCreature().GetCreatureTemplate().Family != (CreatureFamily)reqValue)
                         return false;
@@ -1434,11 +1434,11 @@ namespace Game.Achievements
                             return false;
                     break;
                 case ModifierTreeType.PlayerIsNotInParty: // 35
-                    if (referencePlayer.GetGroup())
+                    if (referencePlayer.GetGroup() != null)
                         return false;
                     break;
                 case ModifierTreeType.PlayerIsInParty: // 36
-                    if (!referencePlayer.GetGroup())
+                    if (referencePlayer.GetGroup() == null)
                         return false;
                     break;
                 case ModifierTreeType.HasPersonalRatingEqualOrGreaterThan: // 37
@@ -1469,7 +1469,7 @@ namespace Game.Achievements
                 }
                 case ModifierTreeType.TargetIsInZone: // 42
                 {
-                    if (!refe)
+                    if (refe == null)
                         return false;
                     uint zoneId = refe.GetAreaId();
                     AreaTableRecord areaEntry = CliDB.AreaTableStorage.LookupByKey(zoneId);
@@ -1496,11 +1496,11 @@ namespace Game.Achievements
                         return false;
                     break;
                 case ModifierTreeType.TargetHealthAbovePercent: // 47
-                    if (!refe || !refe.IsUnit() || refe.ToUnit().GetHealthPct() < reqValue)
+                    if (refe == null || !refe.IsUnit() || refe.ToUnit().GetHealthPct() < reqValue)
                         return false;
                     break;
                 case ModifierTreeType.TargetHealthEqualsPercent: // 48
-                    if (!refe || !refe.IsUnit() || refe.ToUnit().GetHealthPct() != reqValue)
+                    if (refe == null || !refe.IsUnit() || refe.ToUnit().GetHealthPct() != reqValue)
                         return false;
                     break;
                 case ModifierTreeType.PlayerHealthBelowValue: // 49
@@ -1516,15 +1516,15 @@ namespace Game.Achievements
                         return false;
                     break;
                 case ModifierTreeType.TargetHealthBelowValue: // 52
-                    if (!refe || !refe.IsUnit() || refe.ToUnit().GetHealth() > reqValue)
+                    if (refe == null || !refe.IsUnit() || refe.ToUnit().GetHealth() > reqValue)
                         return false;
                     break;
                 case ModifierTreeType.TargetHealthAboveValue: // 53
-                    if (!refe || !refe.IsUnit() || refe.ToUnit().GetHealth() < reqValue)
+                    if (refe == null || !refe.IsUnit() || refe.ToUnit().GetHealth() < reqValue)
                         return false;
                     break;
                 case ModifierTreeType.TargetHealthEqualsValue: // 54
-                    if (!refe || !refe.IsUnit() || refe.ToUnit().GetHealth() != reqValue)
+                    if (refe == null || !refe.IsUnit() || refe.ToUnit().GetHealth() != reqValue)
                         return false;
                     break;
                 case ModifierTreeType.TargetIsPlayerAndMeetsCondition: // 55
@@ -1594,7 +1594,7 @@ namespace Game.Achievements
                         return false;
                     break;
                 case ModifierTreeType.TargetLevelEqualOrGreaterThan: // 70
-                    if (!refe || !refe.IsUnit() || refe.ToUnit().GetLevel() < reqValue)
+                    if (refe == null || !refe.IsUnit() || refe.ToUnit().GetLevel() < reqValue)
                         return false;
                     break;
                 case ModifierTreeType.PlayerLevelEqualOrLessThan: // 71
@@ -1602,7 +1602,7 @@ namespace Game.Achievements
                         return false;
                     break;
                 case ModifierTreeType.TargetLevelEqualOrLessThan: // 72
-                    if (!refe || !refe.IsUnit() || refe.ToUnit().GetLevel() > reqValue)
+                    if (refe == null || !refe.IsUnit() || refe.ToUnit().GetLevel() > reqValue)
                         return false;
                     break;
                 case ModifierTreeType.ModifierTree: // 73
@@ -2764,7 +2764,7 @@ namespace Game.Achievements
                         return false;
 
                     Item artifact = referencePlayer.GetItemByGuid(artifactAura.GetCastItemGUID());
-                    if (!artifact)
+                    if (artifact == null)
                         return false;
 
                     var artifactPower = artifact.GetArtifactPower((uint)secondaryAsset);
@@ -2876,7 +2876,7 @@ namespace Game.Achievements
                 case ModifierTreeType.PlayerAzeriteLevelEqualOrGreaterThan: // 235
                 {
                     Item heartOfAzeroth = referencePlayer.GetItemByEntry(PlayerConst.ItemIdHeartOfAzeroth, ItemSearchLocation.Everywhere);
-                    if (!heartOfAzeroth || heartOfAzeroth.ToAzeriteItem().GetLevel() < reqValue)
+                    if (heartOfAzeroth == null || heartOfAzeroth.ToAzeriteItem().GetLevel() < reqValue)
                         return false;
                     break;
                 }
@@ -3050,7 +3050,7 @@ namespace Game.Achievements
                         return false;
                     break;
                 case ModifierTreeType.TargetAuraStackCountEqual: // 256
-                    if (!refe || !refe.IsUnit() || refe.ToUnit().GetAuraCount((uint)secondaryAsset) != reqValue)
+                    if (refe == null || !refe.IsUnit() || refe.ToUnit().GetAuraCount((uint)secondaryAsset) != reqValue)
                         return false;
                     break;
                 case ModifierTreeType.PlayerAuraStackCountEqualOrGreaterThan: // 257
@@ -3058,7 +3058,7 @@ namespace Game.Achievements
                         return false;
                     break;
                 case ModifierTreeType.TargetAuraStackCountEqualOrGreaterThan: // 258
-                    if (!refe || !refe.IsUnit() || refe.ToUnit().GetAuraCount((uint)secondaryAsset) < reqValue)
+                    if (refe == null || !refe.IsUnit() || refe.ToUnit().GetAuraCount((uint)secondaryAsset) < reqValue)
                         return false;
                     break;
                 case ModifierTreeType.PlayerHasAzeriteEssenceRankLessThan: // 259
@@ -3183,7 +3183,7 @@ namespace Game.Achievements
                 }
                 case ModifierTreeType.TargetLevelWithinContentTuning: // 269
                 {
-                    if (!refe || !refe.IsUnit())
+                    if (refe == null || !refe.IsUnit())
                         return false;
 
                     uint level = refe.ToUnit().GetLevel();
@@ -3215,7 +3215,7 @@ namespace Game.Achievements
                 }
                 case ModifierTreeType.TargetLevelWithinOrAboveContentTuning: // 273
                 {
-                    if (!refe || !refe.IsUnit())
+                    if (refe == null || !refe.IsUnit())
                         return false;
 
                     uint level = refe.ToUnit().GetLevel();
@@ -3334,7 +3334,7 @@ namespace Game.Achievements
                 }
                 case ModifierTreeType.TargetIsInAreaGroup: // 299
                 {
-                    if (!refe)
+                    if (refe == null)
                         return false;
 
                     var areas = Global.DB2Mgr.GetAreasForGroup(reqValue);
@@ -3427,7 +3427,7 @@ namespace Game.Achievements
                         return false;
                     break;
                 case ModifierTreeType.TargetCovenant: // 314
-                    if (!refe || !refe.IsPlayer())
+                    if (refe == null || !refe.IsPlayer())
                         return false;
                     if (refe.ToPlayer().m_playerData.CovenantID != reqValue)
                         return false;
@@ -4560,7 +4560,7 @@ namespace Game.Achievements
                 case CriteriaDataType.Script:
                 {
                     Unit unitTarget = null;
-                    if (target)
+                    if (target != null)
                         unitTarget = target.ToUnit();
                     return Global.ScriptMgr.OnCriteriaCheck(ScriptId, source.ToPlayer(), unitTarget.ToUnit());
                 }
@@ -4579,7 +4579,7 @@ namespace Game.Achievements
                 case CriteriaDataType.BgLossTeamScore:
                 {
                     Battleground bg = source.GetBattleground();
-                    if (!bg)
+                    if (bg == null)
                         return false;
 
                     int score = (int)bg.GetTeamScore(bg.GetPlayerTeam(source.GetGUID()) == Team.Alliance ? Framework.Constants.TeamId.Horde : Framework.Constants.TeamId.Alliance);
@@ -4625,7 +4625,7 @@ namespace Game.Achievements
                 {
                     CharTitlesRecord titleInfo = CliDB.CharTitlesStorage.LookupByKey(KnownTitle.Id);
                     if (titleInfo != null)
-                        return source && source.HasTitle(titleInfo.MaskID);
+                        return source != null && source.HasTitle(titleInfo.MaskID);
 
                     return false;
                 }

Source/Game/Arenas/Arena.cs

@@ -112,7 +112,7 @@ namespace Game.Arenas
                     if (winnerArenaTeam != null && loserArenaTeam != null && winnerArenaTeam != loserArenaTeam)
                     {
                         Player player = _GetPlayer(guid, bgPlayer.OfflineRemoveTime != 0, "Arena.RemovePlayerAtLeave");
-                        if (player)
+                        if (player != null)
                             loserArenaTeam.MemberLost(player, GetArenaMatchmakerRating(GetOtherTeam(bgPlayer.Team)));
                         else
                             loserArenaTeam.OfflineMemberLost(guid, GetArenaMatchmakerRating(GetOtherTeam(bgPlayer.Team)));
@@ -189,7 +189,7 @@ namespace Game.Arenas
                             foreach (var score in PlayerScores)
                             {
                                 Player player = Global.ObjAccessor.FindPlayer(score.Key);
-                                if (player)
+                                if (player != null)
                                 {
                                     Log.outDebug(LogFilter.Arena, "Statistics match Type: {0} for {1} (GUID: {2}, Team: {3}, IP: {4}): {5}",
                                         GetArenaType(), player.GetName(), score.Key, player.GetArenaTeamId((byte)(GetArenaType() == ArenaTypes.Team5v5 ? 2 : (GetArenaType() == ArenaTypes.Team3v3 ? 1 : 0))),
@@ -229,7 +229,7 @@ namespace Game.Arenas
                         }
 
                         Player player = _GetPlayer(pair.Key, pair.Value.OfflineRemoveTime != 0, "Arena.EndBattleground");
-                        if (!player)
+                        if (player == null)
                             continue;
 
                         // per player calculation
@@ -251,7 +251,7 @@ namespace Game.Arenas
                                 if (guildId != 0)
                                 {
                                     Guild guild = Global.GuildMgr.GetGuildById(guildId);
-                                    if (guild)
+                                    if (guild != null)
                                         guild.UpdateCriteria(CriteriaType.WinAnyRankedArena, Math.Max(winnerArenaTeam.GetRating(), 1), 0, 0, null, player);
                                 }
                             }

Source/Game/Arenas/ArenaTeam.cs

@@ -77,7 +77,7 @@ namespace Game.Arenas
             // Get player name and class either from db or character cache
             CharacterCacheEntry characterInfo;
             Player player = Global.ObjAccessor.FindPlayer(playerGuid);
-            if (player)
+            if (player != null)
             {
                 playerClass = player.GetClass();
                 playerName = player.GetName();
@@ -91,7 +91,7 @@ namespace Game.Arenas
                 return false;
 
             // Check if player is already in a similar arena team
-            if ((player && player.GetArenaTeamId(GetSlot()) != 0) || Global.CharacterCacheStorage.GetCharacterArenaTeamIdByGuid(playerGuid, GetArenaType()) != 0)
+            if ((player != null && player.GetArenaTeamId(GetSlot()) != 0) || Global.CharacterCacheStorage.GetCharacterArenaTeamIdByGuid(playerGuid, GetArenaType()) != 0)
             {
                 Log.outDebug(LogFilter.Arena, "Arena: {0} {1} already has an arena team of type {2}", playerGuid.ToString(), playerName, GetArenaType());
                 return false;
@@ -144,7 +144,7 @@ namespace Game.Arenas
             DB.Characters.Execute(stmt);
 
             // Inform player if online
-            if (player)
+            if (player != null)
             {
                 player.SetInArenaTeam(teamId, GetSlot(), GetArenaType());
                 player.SetArenaTeamIdInvited(0);
@@ -254,7 +254,7 @@ namespace Game.Arenas
         {
             // Disable remove/promote buttons
             Player oldCaptain = Global.ObjAccessor.FindPlayer(GetCaptain());
-            if (oldCaptain)
+            if (oldCaptain != null)
                 oldCaptain.SetArenaTeamInfoField(GetSlot(), ArenaTeamInfoType.Member, 1);
 
             // Set new captain
@@ -268,10 +268,10 @@ namespace Game.Arenas
 
             // Enable remove/promote buttons
             Player newCaptain = Global.ObjAccessor.FindPlayer(guid);
-            if (newCaptain)
+            if (newCaptain != null)
             {
                 newCaptain.SetArenaTeamInfoField(GetSlot(), ArenaTeamInfoType.Member, 0);
-                if (oldCaptain)
+                if (oldCaptain != null)
                 {
                     Log.outDebug(LogFilter.Arena, "Player: {0} [GUID: {1}] promoted player: {2} [GUID: {3}] to leader of arena team [Id: {4}, Name: {5}] [Type: {6}].",
                         oldCaptain.GetName(), oldCaptain.GetGUID().ToString(), newCaptain.GetName(),
@@ -295,7 +295,7 @@ namespace Game.Arenas
 
             // Remove arena team info from player data
             Player player = Global.ObjAccessor.FindPlayer(guid);
-            if (player)
+            if (player != null)
             {
                 // delete all info regarding this team
                 for (uint i = 0; i < (int)ArenaTeamInfoType.End; ++i)
@@ -319,7 +319,7 @@ namespace Game.Arenas
             if (session != null)
             {
                 Player player = session.GetPlayer();
-                if (player)
+                if (player != null)
                     Log.outDebug(LogFilter.Arena, "Player: {0} [GUID: {1}] disbanded arena team type: {2} [Id: {3}, Name: {4}].", player.GetName(), player.GetGUID().ToString(), GetArenaType(), GetId(), GetName());
             }
 
@@ -387,7 +387,7 @@ namespace Game.Arenas
             foreach (var member in Members)
             {
                 Player player = Global.ObjAccessor.FindPlayer(member.Guid);
-                if (player)
+                if (player != null)
                     SendStats(player.GetSession());
             }
         }
@@ -397,7 +397,7 @@ namespace Game.Arenas
             foreach (var member in Members)
             {
                 Player player = Global.ObjAccessor.FindPlayer(member.Guid);
-                if (player)
+                if (player != null)
                     player.SendPacket(packet);
             }
         }
@@ -441,7 +441,7 @@ namespace Game.Arenas
 
         public uint GetAverageMMR(Group group)
         {
-            if (!group)
+            if (group == null)
                 return 0;
 
             uint matchMakerRating = 0;
@@ -449,7 +449,7 @@ namespace Game.Arenas
             foreach (var member in Members)
             {
                 // Skip if player is not online
-                if (!Global.ObjAccessor.FindPlayer(member.Guid))
+                if (Global.ObjAccessor.FindPlayer(member.Guid) == null)
                     continue;
 
                 // Skip if player is not a member of group
@@ -545,7 +545,7 @@ namespace Game.Arenas
                 foreach (var member in Members)
                 {
                     Player player = Global.ObjAccessor.FindPlayer(member.Guid);
-                    if (player)
+                    if (player != null)
                         player.UpdateCriteria(CriteriaType.EarnTeamArenaRating, stats.Rating, type);
                 }
             }
@@ -740,7 +740,7 @@ namespace Game.Arenas
             foreach (var member in Members)
             {
                 Player player = Global.ObjAccessor.FindPlayer(member.Guid);
-                if (player)
+                if (player != null)
                     if (player.GetMap().IsBattleArena())
                         return true;
             }
@@ -816,7 +816,7 @@ namespace Game.Arenas
             else
                 PersonalRating += (ushort)mod;
 
-            if (player)
+            if (player != null)
             {
                 player.SetArenaTeamInfoField(ArenaTeam.GetSlotByType(type), ArenaTeamInfoType.PersonalRating, PersonalRating);
                 player.UpdateCriteria(CriteriaType.EarnPersonalArenaRating, PersonalRating, type);

Source/Game/Arenas/Zones/DalaranSewers.cs

@@ -43,7 +43,7 @@ namespace Game.Arenas
             foreach (var pair in GetPlayers())
             {
                 Player player = _GetPlayer(pair, "BattlegroundDS::StartingEventOpenDoors");
-                if (player)
+                if (player != null)
                     player.RemoveAurasDueToSpell(DalaranSewersSpells.DemonicCircle);
             }
         }
@@ -92,9 +92,9 @@ namespace Game.Arenas
 
             result &= AddObject(DalaranSewersObjectTypes.Water1, DalaranSewersGameObjects.Water1, 1291.56f, 790.837f, 7.1f, 3.14238f, 0, 0, 0.694215f, -0.719768f, 120);
             result &= AddObject(DalaranSewersObjectTypes.Water2, DalaranSewersGameObjects.Water2, 1291.56f, 790.837f, 7.1f, 3.14238f, 0, 0, 0.694215f, -0.719768f, 120);
-            result &= AddCreature(DalaranSewersData.NpcWaterSpout, DalaranSewersCreatureTypes.WaterfallKnockback, 1292.587f, 790.2205f, 7.19796f, 3.054326f, TeamId.Neutral, BattlegroundConst.RespawnImmediately);
-            result &= AddCreature(DalaranSewersData.NpcWaterSpout, DalaranSewersCreatureTypes.PipeKnockback1, 1369.977f, 817.2882f, 16.08718f, 3.106686f, TeamId.Neutral, BattlegroundConst.RespawnImmediately);
-            result &= AddCreature(DalaranSewersData.NpcWaterSpout, DalaranSewersCreatureTypes.PipeKnockback2, 1212.833f, 765.3871f, 16.09484f, 0.0f, TeamId.Neutral, BattlegroundConst.RespawnImmediately);
+            result &= AddCreature(DalaranSewersData.NpcWaterSpout, DalaranSewersCreatureTypes.WaterfallKnockback, 1292.587f, 790.2205f, 7.19796f, 3.054326f, TeamId.Neutral, BattlegroundConst.RespawnImmediately) != null;
+            result &= AddCreature(DalaranSewersData.NpcWaterSpout, DalaranSewersCreatureTypes.PipeKnockback1, 1369.977f, 817.2882f, 16.08718f, 3.106686f, TeamId.Neutral, BattlegroundConst.RespawnImmediately) != null;
+            result &= AddCreature(DalaranSewersData.NpcWaterSpout, DalaranSewersCreatureTypes.PipeKnockback2, 1212.833f, 765.3871f, 16.09484f, 0.0f, TeamId.Neutral, BattlegroundConst.RespawnImmediately) != null;
             if (!result)
             {
                 Log.outError(LogFilter.Sql, "DalaranSewersArena: Failed to spawn collision object!");
@@ -135,7 +135,7 @@ namespace Game.Arenas
                     {
                         // Repeat knockback while the waterfall still active
                         Creature waterSpout = GetBGCreature(DalaranSewersCreatureTypes.WaterfallKnockback);
-                        if (waterSpout)
+                        if (waterSpout != null)
                             waterSpout.CastSpell(waterSpout, DalaranSewersSpells.WaterSpout, true);
                         _events.ScheduleEvent(eventId, DalaranSewersData.WaterfallKnockbackTimer);
                     }
@@ -145,7 +145,7 @@ namespace Game.Arenas
                         for (int i = DalaranSewersCreatureTypes.PipeKnockback1; i <= DalaranSewersCreatureTypes.PipeKnockback2; ++i)
                         {
                             Creature waterSpout = GetBGCreature(i);
-                            if (waterSpout)
+                            if (waterSpout != null)
                                 waterSpout.CastSpell(waterSpout, DalaranSewersSpells.Flush, true);
                         }
                     }
@@ -154,7 +154,7 @@ namespace Game.Arenas
             });
         }
 
-        EventMap _events;
+        EventMap _events = new();
     }
 
     struct DalaranSewersEvents

Source/Game/Arenas/Zones/RingofValor.cs

@@ -160,7 +160,7 @@ namespace Game.Arenas
             for (byte i = RingofValorObjectTypes.Pilar1; i <= RingofValorObjectTypes.PilarCollision4; ++i)
             {
                 GameObject go = GetBGObject(i);
-                if (go)
+                if (go != null)
                 {
                     if (i >= RingofValorObjectTypes.PilarCollision1)
                     {
@@ -171,7 +171,7 @@ namespace Game.Arenas
                     foreach (var guid in GetPlayers().Keys)
                     {
                         Player player = Global.ObjAccessor.FindPlayer(guid);
-                        if (player)
+                        if (player != null)
                             go.SendUpdateToPlayer(player);
                     }
                 }

Source/Game/AuctionHouse/AuctionManager.cs

@@ -256,7 +256,7 @@ namespace Game
 
         public void AddAItem(Item item)
         {
-            Cypher.Assert(item);
+            Cypher.Assert(item != null);
             Cypher.Assert(!_itemsByGuid.ContainsKey(item.GetGUID()));
             _itemsByGuid[item.GetGUID()] = item;
         }
@@ -1263,7 +1263,7 @@ namespace Game
                     if (auctionItem.GetCount() >= remainingQuantity)
                     {
                         Item clonedItem = auctionItem.CloneItem(remainingQuantity, player);
-                        if (!clonedItem)
+                        if (clonedItem == null)
                         {
                             player.GetSession().SendAuctionCommandResult(0, AuctionCommand.PlaceBid, AuctionResult.CommodityPurchaseFailed, delayForNextAction);
                             return false;
@@ -1366,9 +1366,9 @@ namespace Game
             Player oldBidder = Global.ObjAccessor.FindConnectedPlayer(auction.Bidder);
 
             // old bidder exist
-            if ((oldBidder || Global.CharacterCacheStorage.HasCharacterCacheEntry(auction.Bidder)))// && !sAuctionBotConfig.IsBotChar(auction.Bidder))
+            if ((oldBidder != null || Global.CharacterCacheStorage.HasCharacterCacheEntry(auction.Bidder)))// && !sAuctionBotConfig.IsBotChar(auction.Bidder))
             {
-                if (oldBidder)
+                if (oldBidder != null)
                 {
                     AuctionOutbidNotification packet = new();
                     packet.BidAmount = newBidAmount;
@@ -1388,14 +1388,14 @@ namespace Game
         public void SendAuctionWon(AuctionPosting auction, Player bidder, SQLTransaction trans)
         {
             uint bidderAccId;
-            if (!bidder)
+            if (bidder == null)
                 bidder = Global.ObjAccessor.FindConnectedPlayer(auction.Bidder); // try lookup bidder when called from .Update
 
             // data for gm.log
             string bidderName = "";
             bool logGmTrade= auction.ServerFlags.HasFlag(AuctionPostingServerFlag.GmLogBuyer);
 
-            if (bidder)
+            if (bidder != null)
             {
                 bidderAccId = bidder.GetSession().GetAccountId();
                 bidderName = bidder.GetName();
@@ -1437,7 +1437,7 @@ namespace Game
                     mail.AddItem(item);
                 }
 
-                if (bidder)
+                if (bidder != null)
                 {
                     AuctionWonNotification packet = new();
                     packet.Info.Initialize(auction, auction.Items[0]);
@@ -1460,17 +1460,17 @@ namespace Game
         //call this method to send mail to auction owner, when auction is successful, it does not clear ram
         public void SendAuctionSold(AuctionPosting auction, Player owner, SQLTransaction trans)
         {
-            if (!owner)
+            if (owner == null)
                 owner = Global.ObjAccessor.FindConnectedPlayer(auction.Owner);
 
             // owner exist
-            if ((owner || Global.CharacterCacheStorage.HasCharacterCacheEntry(auction.Owner)))// && !sAuctionBotConfig.IsBotChar(auction.Owner))
+            if ((owner != null || Global.CharacterCacheStorage.HasCharacterCacheEntry(auction.Owner)))// && !sAuctionBotConfig.IsBotChar(auction.Owner))
             {
                 ulong auctionHouseCut = CalculateAuctionHouseCut(auction.BidAmount);
                 ulong profit = auction.BidAmount + auction.Deposit - auctionHouseCut;
 
                 //FIXME: what do if owner offline
-                if (owner)
+                if (owner != null)
                 {
                     owner.UpdateCriteria(CriteriaType.MoneyEarnedFromAuctions, profit);
                     owner.UpdateCriteria(CriteriaType.HighestAuctionSale, auction.BidAmount);
@@ -1489,9 +1489,9 @@ namespace Game
         {
             Player owner = Global.ObjAccessor.FindConnectedPlayer(auction.Owner);
             // owner exist
-            if ((owner || Global.CharacterCacheStorage.HasCharacterCacheEntry(auction.Owner)))// && !sAuctionBotConfig.IsBotChar(auction.Owner))
+            if ((owner != null || Global.CharacterCacheStorage.HasCharacterCacheEntry(auction.Owner)))// && !sAuctionBotConfig.IsBotChar(auction.Owner))
             {
-                if (owner)
+                if (owner != null)
                     owner.GetSession().SendAuctionClosedNotification(auction, 0.0f, false);
 
                 int itemIndex = 0;
@@ -1533,7 +1533,7 @@ namespace Game
             Player bidder = Global.ObjAccessor.FindConnectedPlayer(auction.Bidder);
 
             // bidder exist
-            if ((bidder || Global.CharacterCacheStorage.HasCharacterCacheEntry(auction.Bidder)))// && !sAuctionBotConfig.IsBotChar(auction.Bidder))
+            if ((bidder != null || Global.CharacterCacheStorage.HasCharacterCacheEntry(auction.Bidder)))// && !sAuctionBotConfig.IsBotChar(auction.Bidder))
                 new MailDraft(Global.AuctionHouseMgr.BuildItemAuctionMailSubject(AuctionMailType.Removed, auction), "")
                 .AddMoney(auction.BidAmount)
                 .SendMailTo(trans, new MailReceiver(bidder, auction.Bidder), new MailSender(this), MailCheckMask.Copied);
@@ -1541,11 +1541,11 @@ namespace Game
 
         public void SendAuctionInvoice(AuctionPosting auction, Player owner, SQLTransaction trans)
         {
-            if (!owner)
+            if (owner == null)
                 owner = Global.ObjAccessor.FindConnectedPlayer(auction.Owner);
 
             // owner exist (online or offline)
-            if ((owner || Global.CharacterCacheStorage.HasCharacterCacheEntry(auction.Owner)))// && !sAuctionBotConfig.IsBotChar(auction.Owner))
+            if ((owner != null || Global.CharacterCacheStorage.HasCharacterCacheEntry(auction.Owner)))// && !sAuctionBotConfig.IsBotChar(auction.Owner))
             {
                 ByteBuffer tempBuffer = new();
                 tempBuffer.WritePackedTime(GameTime.GetGameTime() + WorldConfig.GetIntValue(WorldCfg.MailDeliveryDelay));

Source/Game/BattleFields/BattleField.cs

@@ -83,7 +83,7 @@ namespace Game.BattleFields
                 {
                     m_PlayersInWar[player.GetTeamId()].Remove(player.GetGUID());
                     Group group = player.GetGroup();
-                    if (group) // Remove the player from the raid group
+                    if (group != null) // Remove the player from the raid group
                         group.RemoveMember(player.GetGUID());
 
                     OnPlayerLeaveWar(player);
@@ -171,7 +171,7 @@ namespace Game.BattleFields
                 foreach (var guid in m_players[team])
                 {
                     Player player = Global.ObjAccessor.FindPlayer(guid);
-                    if (player)
+                    if (player != null)
                         InvitePlayerToQueue(player);
                 }
             }
@@ -193,7 +193,7 @@ namespace Game.BattleFields
                 foreach (var guid in m_PlayersInQueue[team])
                 {
                     Player player = Global.ObjAccessor.FindPlayer(guid);
-                    if (player)
+                    if (player != null)
                     {
                         if (m_PlayersInWar[player.GetTeamId()].Count + m_InvitedPlayers[player.GetTeamId()].Count < m_MaxPlayer)
                             InvitePlayerToWar(player);
@@ -214,7 +214,7 @@ namespace Game.BattleFields
                 foreach (var guid in m_players[team])
                 {
                     Player player = Global.ObjAccessor.FindPlayer(guid);
-                    if (player)
+                    if (player != null)
                     {
                         if (m_PlayersInWar[player.GetTeamId()].Contains(player.GetGUID()) || m_InvitedPlayers[player.GetTeamId()].ContainsKey(player.GetGUID()))
                             continue;
@@ -229,14 +229,14 @@ namespace Game.BattleFields
 
         void InvitePlayerToWar(Player player)
         {
-            if (!player)
+            if (player == null)
                 return;
 
             // todo needed ?
             if (player.IsInFlight())
                 return;
 
-            if (player.InArena() || player.GetBattleground())
+            if (player.InArena() || player.GetBattleground() != null)
             {
                 m_PlayersInQueue[player.GetTeamId()].Remove(player.GetGUID());
                 return;
@@ -262,7 +262,7 @@ namespace Game.BattleFields
         public void InitStalker(uint entry, Position pos)
         {
             Creature creature = SpawnCreature(entry, pos);
-            if (creature)
+            if (creature != null)
                 StalkerGuid = creature.GetGUID();
             else
                 Log.outError(LogFilter.Battlefield, "Battlefield.InitStalker: could not spawn Stalker (Creature entry {0}), zone messeges will be un-available", entry);
@@ -275,7 +275,7 @@ namespace Game.BattleFields
                 foreach (var guid in m_PlayersInWar[team])
                 {
                     Player player = Global.ObjAccessor.FindPlayer(guid);
-                    if (player)
+                    if (player != null)
                         if (player.IsAFK())
                             KickPlayerFromBattlefield(guid);
                 }
@@ -285,7 +285,7 @@ namespace Game.BattleFields
         public void KickPlayerFromBattlefield(ObjectGuid guid)
         {
             Player player = Global.ObjAccessor.FindPlayer(guid);
-            if (player)
+            if (player != null)
                 if (player.GetZoneId() == GetZoneId())
                     player.TeleportTo(KickPosition);
         }
@@ -383,7 +383,7 @@ namespace Game.BattleFields
             foreach (var guid in m_PlayersInWar[teamIndex])
             {
                 Player player = Global.ObjAccessor.FindPlayer(guid);
-                if (player)
+                if (player != null)
                 {
                     if (spellId > 0)
                         player.CastSpell(player, (uint)spellId, true);
@@ -400,7 +400,7 @@ namespace Game.BattleFields
                 foreach (var guid in m_players[team])
                 {
                     Player player = Global.ObjAccessor.FindPlayer(guid);
-                    if (player)
+                    if (player != null)
                         player.SendPacket(data);
                 }
             }
@@ -413,7 +413,7 @@ namespace Game.BattleFields
                 foreach (var guid in m_PlayersInQueue[team])
                 {
                     Player player = Global.ObjAccessor.FindPlayer(guid);
-                    if (player)
+                    if (player != null)
                         player.SendPacket(data);
                 }
             }
@@ -426,7 +426,7 @@ namespace Game.BattleFields
                 foreach (var guid in m_PlayersInWar[team])
                 {
                     Player player = Global.ObjAccessor.FindPlayer(guid);
-                    if (player)
+                    if (player != null)
                         player.SendPacket(data);
                 }
             }
@@ -435,7 +435,7 @@ namespace Game.BattleFields
         public void SendWarning(uint id, WorldObject target = null)
         {
             Creature stalker = GetCreature(StalkerGuid);
-            if (stalker)
+            if (stalker != null)
                 Global.CreatureTextMgr.SendChat(stalker, (byte)id, target);
         }
 
@@ -472,7 +472,7 @@ namespace Game.BattleFields
             creature.SetVisible(true);
             creature.RemoveUnitFlag(UnitFlags.NonAttackable);
             creature.SetUninteractible(false);
-            if (!creature.IsAlive())
+            if (creature.IsAlive())
                 creature.Respawn(true);
             if (aggressive)
                 creature.SetReactState(ReactStates.Aggressive);
@@ -491,7 +491,7 @@ namespace Game.BattleFields
             foreach (var guid in m_Groups[teamIndex])
             {
                 Group group = Global.GroupMgr.GetGroupByGUID(guid);
-                if (group)
+                if (group != null)
                     if (!group.IsFull())
                         return group;
             }
@@ -504,7 +504,7 @@ namespace Game.BattleFields
             foreach (var guid in m_Groups[teamIndex])
             {
                 Group group = Global.GroupMgr.GetGroupByGUID(guid);
-                if (group)
+                if (group != null)
                     if (group.IsMember(plguid))
                         return group;
             }
@@ -518,11 +518,11 @@ namespace Game.BattleFields
                 return false;
 
             Group oldgroup = player.GetGroup();
-            if (oldgroup)
+            if (oldgroup != null)
                 oldgroup.RemoveMember(player.GetGUID());
 
             Group group = GetFreeBfRaid(player.GetTeamId());
-            if (!group)
+            if (group == null)
             {
                 group = new Group();
                 group.SetBattlefieldGroup(this);
@@ -594,7 +594,7 @@ namespace Game.BattleFields
             }
 
             Creature creature = Creature.CreateCreature(entry, m_Map, pos);
-            if (!creature)
+            if (creature == null)
             {
                 Log.outError(LogFilter.Battlefield, "Battlefield:SpawnCreature: Can't create creature entry: {0}", entry);
                 return null;
@@ -621,7 +621,7 @@ namespace Game.BattleFields
 
             // Create gameobject
             GameObject go = GameObject.CreateGameObject(entry, m_Map, pos, rotation, 255, GameObjectState.Ready);
-            if (!go)
+            if (go == null)
             {
                 Log.outError(LogFilter.Battlefield, "Battlefield:SpawnGameObject: Cannot create gameobject template {1}! Battlefield not created!", entry);
                 return null;
@@ -637,14 +637,14 @@ namespace Game.BattleFields
 
         public Creature GetCreature(ObjectGuid guid)
         {
-            if (!m_Map)
+            if (m_Map == null)
                 return null;
             return m_Map.GetCreature(guid);
         }
 
         public GameObject GetGameObject(ObjectGuid guid)
         {
-            if (!m_Map)
+            if (m_Map == null)
                 return null;
             return m_Map.GetGameObject(guid);
         }
@@ -788,7 +788,7 @@ namespace Game.BattleFields
 
         public void SetSpirit(Creature spirit, int teamIndex)
         {
-            if (!spirit)
+            if (spirit == null)
             {
                 Log.outError(LogFilter.Battlefield, "BfGraveyard:SetSpirit: Invalid Spirit.");
                 return;
@@ -826,8 +826,8 @@ namespace Game.BattleFields
             if (m_SpiritGuide[TeamId.Alliance].IsEmpty() || m_SpiritGuide[TeamId.Horde].IsEmpty())
                 return false;
 
-            if (!m_Bf.GetCreature(m_SpiritGuide[TeamId.Alliance]) ||
-                !m_Bf.GetCreature(m_SpiritGuide[TeamId.Horde]))
+            if (m_Bf.GetCreature(m_SpiritGuide[TeamId.Alliance]) == null ||
+                m_Bf.GetCreature(m_SpiritGuide[TeamId.Horde]) == null)
                 return false;
 
             return (m_SpiritGuide[TeamId.Alliance] == guid || m_SpiritGuide[TeamId.Horde] == guid);
@@ -869,7 +869,7 @@ namespace Game.BattleFields
             if (!m_capturePointGUID.IsEmpty())
             {
                 GameObject capturePoint = m_Bf.GetGameObject(m_capturePointGUID);
-                if (capturePoint)
+                if (capturePoint != null)
                 {
                     player.SendUpdateWorldState(capturePoint.GetGoInfo().ControlZone.worldState1, 1);
                     player.SendUpdateWorldState(capturePoint.GetGoInfo().ControlZone.worldstate2, (uint)(Math.Ceiling((m_value + m_maxValue) / (2 * m_maxValue) * 100.0f)));
@@ -885,7 +885,7 @@ namespace Game.BattleFields
             if (!m_capturePointGUID.IsEmpty())
             {
                 GameObject capturePoint = m_Bf.GetGameObject(m_capturePointGUID);
-                if (capturePoint)
+                if (capturePoint != null)
                     player.SendUpdateWorldState(capturePoint.GetGoInfo().ControlZone.worldState1, 0);
             }
 
@@ -898,7 +898,7 @@ namespace Game.BattleFields
                 return;
 
             GameObject capturePoint = m_Bf.GetGameObject(m_capturePointGUID);
-            if (capturePoint)
+            if (capturePoint != null)
             {
                 // send this too, sometimes the slider disappears, dunno why :(
                 SendUpdateWorldState(capturePoint.GetGoInfo().ControlZone.worldState1, 1);
@@ -911,7 +911,7 @@ namespace Game.BattleFields
 
         public bool SetCapturePointData(GameObject capturePoint)
         {
-            Cypher.Assert(capturePoint);
+            Cypher.Assert(capturePoint != null);
 
             Log.outError(LogFilter.Battlefield, "Creating capture point {0}", capturePoint.GetEntry());
 
@@ -956,7 +956,7 @@ namespace Game.BattleFields
             if (!m_capturePointGUID.IsEmpty())
             {
                 GameObject capturePoint = m_Bf.GetGameObject(m_capturePointGUID);
-                if (capturePoint)
+                if (capturePoint != null)
                 {
                     capturePoint.SetRespawnTime(0);                  // not save respawn time
                     capturePoint.Delete();
@@ -974,7 +974,7 @@ namespace Game.BattleFields
                 return false;
 
             GameObject capturePoint = m_Bf.GetGameObject(m_capturePointGUID);
-            if (capturePoint)
+            if (capturePoint != null)
             {
                 float radius = capturePoint.GetGoInfo().ControlZone.radius;
 
@@ -983,7 +983,7 @@ namespace Game.BattleFields
                     foreach (var guid in m_activePlayers[team])
                     {
                         Player player = Global.ObjAccessor.FindPlayer(guid);
-                        if (player)
+                        if (player != null)
                         {
                             if (!capturePoint.IsWithinDistInMap(player, radius) || !player.IsOutdoorPvPActive())
                                 HandlePlayerLeave(player);
@@ -1098,7 +1098,7 @@ namespace Game.BattleFields
                 foreach (var guid in m_activePlayers[team])  // send to all players present in the area
                 {
                     Player player = Global.ObjAccessor.FindPlayer(guid);
-                    if (player)
+                    if (player != null)
                         player.SendUpdateWorldState(field, value);
                 }
             }
@@ -1123,7 +1123,7 @@ namespace Game.BattleFields
             foreach (var _guid in m_activePlayers[team])
             {
                 Player player = Global.ObjAccessor.FindPlayer(_guid);
-                if (player)
+                if (player != null)
                     player.KilledMonsterCredit(id, guid);
             }
         }

Source/Game/BattleGrounds/BattleGround.cs

@@ -50,7 +50,7 @@ namespace Game.BattleGrounds
 
             Global.BattlegroundMgr.RemoveBattleground(GetTypeID(), GetInstanceID());
             // unload map
-            if (m_Map)
+            if (m_Map != null)
             {
                 m_Map.UnloadAll(); // unload all objects (they may hold a reference to bg in their ZoneScript pointer)
                 m_Map.SetUnload(); // mark for deletion by MapManager
@@ -152,7 +152,7 @@ namespace Game.BattleGrounds
                 foreach (var guid in GetPlayers().Keys)
                 {
                     Player player = Global.ObjAccessor.FindPlayer(guid);
-                    if (player)
+                    if (player != null)
                     {
                         if (player.IsGameMaster())
                             continue;
@@ -273,7 +273,7 @@ namespace Game.BattleGrounds
                 foreach (var guid in GetPlayers().Keys)
                 {
                     Player player = Global.ObjAccessor.FindPlayer(guid);
-                    if (player)
+                    if (player != null)
                         player.ResetAllPowers();
                 }
             }
@@ -291,7 +291,7 @@ namespace Game.BattleGrounds
                 foreach (var guid in GetPlayers().Keys)
                 {
                     Player player = Global.ObjAccessor.FindPlayer(guid);
-                    if (player)
+                    if (player != null)
                         player.SendPacket(timer);
                 }
 
@@ -302,7 +302,7 @@ namespace Game.BattleGrounds
             {
                 m_Events |= BattlegroundEventFlags.Event1;
 
-                if (!FindBgMap())
+                if (FindBgMap() == null)
                 {
                     Log.outError(LogFilter.Battleground, $"Battleground._ProcessJoin: map (map id: {GetMapId()}, instance id: {m_InstanceID}) is not created!");
                     EndNow();
@@ -364,7 +364,7 @@ namespace Game.BattleGrounds
                     foreach (var guid in GetPlayers().Keys)
                     {
                         Player player = Global.ObjAccessor.FindPlayer(guid);
-                        if (player)
+                        if (player != null)
                         {
                             // Correctly display EnemyUnitFrame
                             player.SetArenaFaction((byte)player.GetBGTeam());
@@ -393,7 +393,7 @@ namespace Game.BattleGrounds
                     foreach (var guid in GetPlayers().Keys)
                     {
                         Player player = Global.ObjAccessor.FindPlayer(guid);
-                        if (player)
+                        if (player != null)
                         {
                             player.RemoveAurasDueToSpell(BattlegroundConst.SpellPreparation);
                             player.ResetAllPowers();
@@ -433,7 +433,7 @@ namespace Game.BattleGrounds
             if (!offlineRemove)
             {
                 player = Global.ObjAccessor.FindPlayer(guid);
-                if (!player)
+                if (player == null)
                     Log.outError(LogFilter.Battleground, $"Battleground.{context}: player ({guid}) not found for BG (map: {GetMapId()}, instance id: {m_InstanceID})!");
             }
             return player;
@@ -447,7 +447,7 @@ namespace Game.BattleGrounds
         Player _GetPlayerForTeam(Team teamId, KeyValuePair<ObjectGuid, BattlegroundPlayer> pair, string context)
         {
             Player player = _GetPlayer(pair, context);
-            if (player)
+            if (player != null)
             {
                 Team team = pair.Value.Team;
                 if (team == 0)
@@ -460,7 +460,7 @@ namespace Game.BattleGrounds
 
         public BattlegroundMap GetBgMap()
         {
-            Cypher.Assert(m_Map);
+            Cypher.Assert(m_Map != null);
             return m_Map;
         }
 
@@ -480,7 +480,7 @@ namespace Game.BattleGrounds
             foreach (var pair in m_Players)
             {
                 Player player = _GetPlayer(pair, "SendPacketToAll");
-                if (player)
+                if (player != null)
                     player.SendPacket(packet);
             }
         }
@@ -490,7 +490,7 @@ namespace Game.BattleGrounds
             foreach (var pair in m_Players)
             {
                 Player player = _GetPlayerForTeam(team, pair, "SendPacketToTeam");
-                if (player)
+                if (player != null)
                 {
                     if (player != except)
                         player.SendPacket(packet);
@@ -531,7 +531,7 @@ namespace Game.BattleGrounds
             foreach (var pair in m_Players)
             {
                 Player player = _GetPlayerForTeam(team, pair, "CastSpellOnTeam");
-                if (player)
+                if (player != null)
                     player.CastSpell(player, SpellID, true);
             }
         }
@@ -541,7 +541,7 @@ namespace Game.BattleGrounds
             foreach (var pair in m_Players)
             {
                 Player player = _GetPlayerForTeam(team, pair, "RemoveAuraOnTeam");
-                if (player)
+                if (player != null)
                     player.RemoveAura(SpellID);
             }
         }
@@ -551,7 +551,7 @@ namespace Game.BattleGrounds
             foreach (var pair in m_Players)
             {
                 Player player = _GetPlayerForTeam(team, pair, "RewardHonorToTeam");
-                if (player)
+                if (player != null)
                     UpdatePlayerScore(player, ScoreType.BonusHonor, Honor);
             }
         }
@@ -565,7 +565,7 @@ namespace Game.BattleGrounds
             foreach (var pair in m_Players)
             {
                 Player player = _GetPlayerForTeam(team, pair, "RewardReputationToTeam");
-                if (!player)
+                if (player == null)
                     continue;
 
                 if (player.HasPlayerFlagEx(PlayerFlagsEx.MercenaryMode))
@@ -648,7 +648,7 @@ namespace Game.BattleGrounds
                 Team team = pair.Value.Team;
 
                 Player player = _GetPlayer(pair, "EndBattleground");
-                if (!player)
+                if (player == null)
                     continue;
 
                 // should remove spirit of redemption
@@ -726,7 +726,7 @@ namespace Game.BattleGrounds
                         if (guildId != 0)
                         {
                             Guild guild = Global.GuildMgr.GetGuildById(guildId);
-                            if (guild)
+                            if (guild != null)
                                 guild.UpdateCriteria(CriteriaType.WinBattleground, player.GetMapId(), 0, 0, null, player);
                         }
                     }
@@ -791,7 +791,7 @@ namespace Game.BattleGrounds
                 PlayerScores.Remove(guid);
 
             Player player = Global.ObjAccessor.FindPlayer(guid);
-            if (player)
+            if (player != null)
             { 
                 // should remove spirit of redemption
                 if (player.HasAuraType(AuraType.SpiritOfRedemption))
@@ -822,7 +822,7 @@ namespace Game.BattleGrounds
 
             if (participant) // if the player was a match participant, remove auras, calc rating, update queue
             {
-                if (player)
+                if (player != null)
                 {
                     player.ClearAfkReports();
 
@@ -847,7 +847,7 @@ namespace Game.BattleGrounds
 
                 // remove from raid group if player is member
                 Group group = GetBgRaid(team);
-                if (group)
+                if (group != null)
                 {
                     if (!group.RemoveMember(guid))                // group was disbanded
                         SetBgRaid(team, null);
@@ -866,7 +866,7 @@ namespace Game.BattleGrounds
                 SendPacketToTeam(team, playerLeft, player);
             }
 
-            if (player)
+            if (player != null)
             {
                 // Do next only if found in Battleground
                 player.SetBattlegroundId(0, BattlegroundTypeId.None);  // We're not in BG.
@@ -1055,7 +1055,7 @@ namespace Game.BattleGrounds
         {
             ObjectGuid playerGuid = player.GetGUID();
             Group group = GetBgRaid(team);
-            if (!group)                                      // first player joined
+            if (group == null)                                      // first player joined
             {
                 group = new Group();
                 SetBgRaid(team, group);
@@ -1072,12 +1072,14 @@ namespace Game.BattleGrounds
                 {
                     group.AddMember(player);
                     Group originalGroup = player.GetOriginalGroup();
-                    if (originalGroup)
+                    if (originalGroup != null)
+                    {
                         if (originalGroup.IsLeader(playerGuid))
                         {
                             group.ChangeLeader(playerGuid);
                             group.SendUpdate();
                         }
+                    }
                 }
             }
         }
@@ -1235,7 +1237,7 @@ namespace Game.BattleGrounds
                 score.Value.BuildPvPLogPlayerDataPacket(out playerData);
 
                 Player player = Global.ObjAccessor.GetPlayer(GetBgMap(), playerData.PlayerGUID);
-                if (player)
+                if (player != null)
                 {
                     playerData.IsInWorld = true;
                     playerData.PrimaryTalentTree = (int)player.GetPrimarySpecialization();
@@ -1269,7 +1271,7 @@ namespace Game.BattleGrounds
         public bool AddObject(int type, uint entry, float x, float y, float z, float o, float rotation0, float rotation1, float rotation2, float rotation3, uint respawnTime = 0, GameObjectState goState = GameObjectState.Ready)
         {
             Map map = FindBgMap();
-            if (!map)
+            if (map == null)
                 return false;
 
             Quaternion rotation = new(rotation0, rotation1, rotation2, rotation3);
@@ -1286,7 +1288,7 @@ namespace Game.BattleGrounds
             // and when loading it (in go.LoadFromDB()), a new guid would be assigned to the object, and a new object would be created
             // So we must create it specific for this instance
             GameObject go = GameObject.CreateGameObject(entry, GetBgMap(), new Position(x, y, z, o), rotation, 255, goState);
-            if (!go)
+            if (go == null)
             {
                 Log.outError(LogFilter.Battleground, $"Battleground.AddObject: cannot create gameobject (entry: {entry}) for BG (map: {GetMapId()}, instance id: {m_InstanceID})!");
                 return false;
@@ -1310,7 +1312,7 @@ namespace Game.BattleGrounds
         public void DoorClose(int type)
         {
             GameObject obj = GetBgMap().GetGameObject(BgObjects[type]);
-            if (obj)
+            if (obj != null)
             {
                 // If doors are open, close it
                 if (obj.GetLootState() == LootState.Activated && obj.GetGoState() != GameObjectState.Ready)
@@ -1326,7 +1328,7 @@ namespace Game.BattleGrounds
         public void DoorOpen(int type)
         {
             GameObject obj = GetBgMap().GetGameObject(BgObjects[type]);
-            if (obj)
+            if (obj != null)
             {
                 obj.SetLootState(LootState.Activated);
                 obj.SetGoState(GameObjectState.Active);
@@ -1341,7 +1343,7 @@ namespace Game.BattleGrounds
                 return null;
 
             GameObject obj = GetBgMap().GetGameObject(BgObjects[type]);
-            if (!obj)
+            if (obj == null)
                 Log.outError(LogFilter.Battleground, $"Battleground.GetBGObject: gameobject (type: {type}, {BgObjects[type]}) not found for BG (map: {GetMapId()}, instance id: {m_InstanceID})!");
 
             return obj;
@@ -1353,7 +1355,7 @@ namespace Game.BattleGrounds
                 return null;
 
             Creature creature = GetBgMap().GetCreature(BgCreatures[type]);
-            if (!creature)
+            if (creature == null)
                 Log.outError(LogFilter.Battleground, $"Battleground.GetBGCreature: creature (type: {type}, {BgCreatures[type]}) not found for BG (map: {GetMapId()}, instance id: {m_InstanceID})!");
 
             return creature;
@@ -1370,7 +1372,7 @@ namespace Game.BattleGrounds
             if (map != null)
             {
                 GameObject obj = map.GetGameObject(BgObjects[type]);
-                if (obj)
+                if (obj != null)
                 {
                     if (respawntime != 0)
                     {
@@ -1400,7 +1402,7 @@ namespace Game.BattleGrounds
         public virtual Creature AddCreature(uint entry, int type, float x, float y, float z, float o, int teamIndex = TeamId.Neutral, uint respawntime = 0, Transport transport = null)
         {
             Map map = FindBgMap();
-            if (!map)
+            if (map == null)
                 return null;
 
             if (Global.ObjectMgr.GetCreatureTemplate(entry) == null)
@@ -1410,10 +1412,10 @@ namespace Game.BattleGrounds
             }
 
 
-            if (transport)
+            if (transport != null)
             {
                 Creature transCreature = transport.SummonPassenger(entry, new Position(x, y, z, o), TempSummonType.ManualDespawn);
-                if (transCreature)
+                if (transCreature != null)
                 {
                     BgCreatures[type] = transCreature.GetGUID();
                     return transCreature;
@@ -1425,7 +1427,7 @@ namespace Game.BattleGrounds
             Position pos = new(x, y, z, o);
 
             Creature creature = Creature.CreateCreature(entry, map, pos);
-            if (!creature)
+            if (creature == null)
             {
                 Log.outError(LogFilter.Battleground, $"Battleground.AddCreature: cannot create creature (entry: {entry}) for BG (map: {GetMapId()}, instance id: {m_InstanceID})!");
                 return null;
@@ -1455,7 +1457,7 @@ namespace Game.BattleGrounds
                 return true;
 
             Creature creature = GetBgMap().GetCreature(BgCreatures[type]);
-            if (creature)
+            if (creature != null)
             {
                 creature.AddObjectToRemoveList();
                 BgCreatures[type].Clear();
@@ -1473,7 +1475,7 @@ namespace Game.BattleGrounds
                 return true;
 
             GameObject obj = GetBgMap().GetGameObject(BgObjects[type]);
-            if (obj)
+            if (obj != null)
             {
                 obj.SetRespawnTime(0);                                 // not save respawn time
                 obj.Delete();
@@ -1562,7 +1564,7 @@ namespace Game.BattleGrounds
             // Add +1 deaths
             UpdatePlayerScore(victim, ScoreType.Deaths, 1);
             // Add +1 kills to group and +1 killing_blows to killer
-            if (killer)
+            if (killer != null)
             {
                 // Don't reward credit for killing ourselves, like fall damage of hellfire (warlock)
                 if (killer == victim)
@@ -1576,7 +1578,7 @@ namespace Game.BattleGrounds
                 foreach (var (guid, player) in m_Players)
                 {
                     Player creditedPlayer = Global.ObjAccessor.FindPlayer(guid);
-                    if (!creditedPlayer || creditedPlayer == killer)
+                    if (creditedPlayer == null || creditedPlayer == killer)
                         continue;
 
                     if (player.Team == killerTeam && creditedPlayer.IsAtGroupRewardDistance(victim))
@@ -1650,7 +1652,7 @@ namespace Game.BattleGrounds
                 if (pair.Value.Team == Team)
                 {
                     Player player = Global.ObjAccessor.FindPlayer(pair.Key);
-                    if (player && player.IsAlive())
+                    if (player != null && player.IsAlive())
                         ++count;
                 }
             }
@@ -1669,9 +1671,9 @@ namespace Game.BattleGrounds
         void SetBgRaid(Team team, Group bg_raid)
         {
             Group old_raid = m_BgRaids[GetTeamIndexByTeamId(team)];
-            if (old_raid)
+            if (old_raid != null)
                 old_raid.SetBattlegroundGroup(null);
-            if (bg_raid)
+            if (bg_raid != null)
                 bg_raid.SetBattlegroundGroup(this);
             m_BgRaids[GetTeamIndexByTeamId(team)] = bg_raid;
         }
@@ -1688,7 +1690,7 @@ namespace Game.BattleGrounds
             foreach (var guid in GetPlayers().Keys)
             {
                 Player player = Global.ObjAccessor.FindPlayer(guid);
-                if (player)
+                if (player != null)
                     GameEvents.TriggerForPlayer(gameEventId, player);
             }
         }
@@ -1700,7 +1702,7 @@ namespace Game.BattleGrounds
 
         void RewardXPAtKill(Player killer, Player victim)
         {
-            if (WorldConfig.GetBoolValue(WorldCfg.BgXpForKill) && killer && victim)
+            if (WorldConfig.GetBoolValue(WorldCfg.BgXpForKill) && killer != null && victim != null)
                 new KillRewarder(new[] { killer }, victim, true).Reward();
         }
 
@@ -1911,16 +1913,11 @@ namespace Game.BattleGrounds
             foreach (var pair in m_Players)
             {
                 Player player = _GetPlayer(pair, "BroadcastWorker");
-                if (player)
+                if (player != null)
                     _do.Invoke(player);
             }
         }
 
-        public static implicit operator bool (Battleground bg)
-        {
-            return bg != null;
-        }
-
         #region Fields
         protected Dictionary<ObjectGuid, BattlegroundScore> PlayerScores = new();                // Player scores
         // Player lists, those need to be accessible by inherited classes

Source/Game/BattleGrounds/BattleGroundManager.cs

@@ -189,7 +189,7 @@ namespace Game.BattleGrounds
             {
                 var bgs = it.Value.m_Battlegrounds;
                 var bg = bgs.LookupByKey(instanceId);
-                if (bg)
+                if (bg != null)
                     return bg;
             }
 
@@ -402,7 +402,7 @@ namespace Game.BattleGrounds
         public void SendToBattleground(Player player, uint instanceId, BattlegroundTypeId bgTypeId)
         {
             Battleground bg = GetBattleground(instanceId, bgTypeId);
-            if (bg)
+            if (bg != null)
             {
                 uint mapid = bg.GetMapId();
                 Team team = player.GetBGTeam();
@@ -676,7 +676,7 @@ namespace Game.BattleGrounds
 
         public void AddBattleground(Battleground bg)
         {
-            if (bg)
+            if (bg != null)
                 bgDataStore[bg.GetTypeID()].m_Battlegrounds[bg.GetInstanceID()] = bg;
         }
 

Source/Game/BattleGrounds/BattleGroundQueue.cs

@@ -80,12 +80,12 @@ namespace Game.BattleGrounds
             }
 
             //add players from group to ginfo
-            if (group)
+            if (group != null)
             {
                 for (GroupReference refe = group.GetFirstMember(); refe != null; refe = refe.Next())
                 {
                     Player member = refe.GetSource();
-                    if (!member)
+                    if (member == null)
                         continue;   // this should never happen
 
                     PlayerQueueInfo pl_info = new();
@@ -210,7 +210,7 @@ namespace Game.BattleGrounds
             {
                 string playerName = "Unknown";
                 Player player = Global.ObjAccessor.FindPlayer(guid);
-                if (player)
+                if (player != null)
                     playerName = player.GetName();
                 Log.outDebug(LogFilter.Battleground, "BattlegroundQueue: couldn't find player {0} ({1})", playerName, guid.ToString());
                 return;
@@ -264,7 +264,7 @@ namespace Game.BattleGrounds
             if (decreaseInvitedCount && group.IsInvitedToBGInstanceGUID != 0)
             {
                 Battleground bg = Global.BattlegroundMgr.GetBattleground(group.IsInvitedToBGInstanceGUID, (BattlegroundTypeId)m_queueId.BattlemasterListId);
-                if (bg)
+                if (bg != null)
                     bg.DecreaseInvitedCount(group.Team);
             }
 
@@ -287,7 +287,7 @@ namespace Game.BattleGrounds
                 {
                     Log.outDebug(LogFilter.Battleground, "UPDATING memberLost's personal arena rating for {0} by opponents rating: {1}", guid.ToString(), group.OpponentsTeamRating);
                     Player player = Global.ObjAccessor.FindPlayer(guid);
-                    if (player)
+                    if (player != null)
                         at.MemberLost(player, group.OpponentsMatchmakerRating);
                     else
                         at.OfflineMemberLost(guid, group.OpponentsMatchmakerRating);
@@ -310,7 +310,7 @@ namespace Game.BattleGrounds
                 // remove next player, this is recursive
                 // first send removal information
                 Player plr2 = Global.ObjAccessor.FindConnectedPlayer(group.Players.FirstOrDefault().Key);
-                if (plr2)
+                if (plr2 != null)
                 {
                     uint queueSlot = plr2.GetBattlegroundQueueIndex(m_queueId);
 
@@ -378,7 +378,7 @@ namespace Game.BattleGrounds
                     // get the player
                     Player player = Global.ObjAccessor.FindPlayer(guid);
                     // if offline, skip him, this should not happen - player is removed from queue when he logs out
-                    if (!player)
+                    if (player == null)
                         continue;
 
                     // invite the player
@@ -911,7 +911,7 @@ namespace Game.BattleGrounds
                     GroupQueueInfo aTeam = queueArray[TeamId.Alliance];
                     GroupQueueInfo hTeam = queueArray[TeamId.Horde];
                     Battleground arena = Global.BattlegroundMgr.CreateNewBattleground(m_queueId, bracket_id);
-                    if (!arena)
+                    if (arena == null)
                     {
                         Log.outError(LogFilter.Battleground, "BattlegroundQueue.Update couldn't create arena instance for rated arena match!");
                         return;
@@ -1156,7 +1156,7 @@ namespace Game.BattleGrounds
         {
             Player player = Global.ObjAccessor.FindPlayer(m_PlayerGuid);
             // player logged off (we should do nothing, he is correctly removed from queue in another procedure)
-            if (!player)
+            if (player == null)
                 return true;
 
             Battleground bg = Global.BattlegroundMgr.GetBattleground(m_BgInstanceGUID, m_BgTypeId);
@@ -1206,7 +1206,7 @@ namespace Game.BattleGrounds
         public override bool Execute(ulong e_time, uint p_time)
         {
             Player player = Global.ObjAccessor.FindPlayer(m_PlayerGuid);
-            if (!player)
+            if (player == null)
                 // player logged off (we should do nothing, he is correctly removed from queue in another procedure)
                 return true;
 
@@ -1226,7 +1226,7 @@ namespace Game.BattleGrounds
                     player.RemoveBattlegroundQueueId(m_BgQueueTypeId);
                     bgQueue.RemovePlayer(m_PlayerGuid, true);
                     //update queues if Battleground isn't ended
-                    if (bg && bg.IsBattleground() && bg.GetStatus() != BattlegroundStatus.WaitLeave)
+                    if (bg != null && bg.IsBattleground() && bg.GetStatus() != BattlegroundStatus.WaitLeave)
                         Global.BattlegroundMgr.ScheduleQueueUpdate(0, m_BgQueueTypeId, bg.GetBracketId());
 
                     BattlefieldStatusNone battlefieldStatus;

Source/Game/BattleGrounds/Zones/ArathiBasin.cs

@@ -354,13 +354,13 @@ namespace Game.BattleGrounds.Zones
                 CastSpellOnTeam(BattlegroundConst.AbQuestReward4Bases, team);
 
             Creature trigger = !BgCreatures[node + 7].IsEmpty() ? GetBGCreature(node + 7) : null; // 0-6 spirit guides
-            if (!trigger)
+            if (trigger == null)
                 trigger = AddCreature(SharedConst.WorldTrigger, node + 7, NodePositions[node], GetTeamIndexByTeamId(team));
 
             //add bonus honor aura trigger creature when node is accupied
             //cast bonus aura (+50% honor in 25yards)
             //aura should only apply to players who have accupied the node, set correct faction for trigger
-            if (trigger)
+            if (trigger != null)
             {
                 trigger.SetFaction(team == Team.Alliance ? 84u : 83u);
                 trigger.CastSpell(trigger, BattlegroundConst.SpellHonorableDefender25y, false);
@@ -389,7 +389,7 @@ namespace Game.BattleGrounds.Zones
 
             byte node = ABBattlegroundNodes.NodeStables;
             GameObject obj = GetBgMap().GetGameObject(BgObjects[node * 8 + 7]);
-            while ((node < ABBattlegroundNodes.DynamicNodesCount) && ((!obj) || (!source.IsWithinDistInMap(obj, 10))))
+            while ((node < ABBattlegroundNodes.DynamicNodesCount) && ((obj == null) || (!source.IsWithinDistInMap(obj, 10))))
             {
                 ++node;
                 obj = GetBgMap().GetGameObject(BgObjects[node * 8 + ABObjectTypes.AuraContested]);

Source/Game/BattleGrounds/Zones/EyeofStorm.cs

@@ -153,13 +153,13 @@ namespace Game.BattleGrounds.Zones
             for (byte i = 0; i < EotSPoints.PointsMax; ++i)
             {
                 obj = GetBgMap().GetGameObject(BgObjects[EotSObjectTypes.TowerCapFelReaver + i]);
-                if (obj)
+                if (obj != null)
                 {
                     byte j = 0;
                     while (j < m_PlayersNearPoint[EotSPoints.PointsMax].Count)
                     {
                         Player player = Global.ObjAccessor.FindPlayer(m_PlayersNearPoint[EotSPoints.PointsMax][j]);
-                        if (!player)
+                        if (player == null)
                         {
                             Log.outError(LogFilter.Battleground, "BattlegroundEY:CheckSomeoneJoinedPoint: Player ({0}) could not be found!", m_PlayersNearPoint[EotSPoints.PointsMax][j].ToString());
                             ++j;
@@ -194,13 +194,13 @@ namespace Game.BattleGrounds.Zones
             for (byte i = 0; i < EotSPoints.PointsMax; ++i)
             {
                 obj = GetBgMap().GetGameObject(BgObjects[EotSObjectTypes.TowerCapFelReaver + i]);
-                if (obj)
+                if (obj != null)
                 {
                     byte j = 0;
                     while (j < m_PlayersNearPoint[i].Count)
                     {
                         Player player = Global.ObjAccessor.FindPlayer(m_PlayersNearPoint[i][j]);
-                        if (!player)
+                        if (player == null)
                         {
                             Log.outError(LogFilter.Battleground, "BattlegroundEY:CheckSomeoneLeftPoint Player ({0}) could not be found!", m_PlayersNearPoint[i][j].ToString());
                             //move non-existing players to "free space" - this will cause many errors showing in log, but it is a very important bug
@@ -256,7 +256,7 @@ namespace Game.BattleGrounds.Zones
                     for (byte i = 0; i < m_PlayersNearPoint[point].Count; ++i)
                     {
                         Player player = Global.ObjAccessor.FindPlayer(m_PlayersNearPoint[point][i]);
-                        if (player)
+                        if (player != null)
                         {
                             player.SendUpdateWorldState(EotSWorldStateIds.ProgressBarStatus, (uint)m_PointBarStatus[point]);
                             Team team = GetPlayerTeam(player.GetGUID());
@@ -375,7 +375,7 @@ namespace Game.BattleGrounds.Zones
             {
                 if (m_FlagKeeper == guid)
                 {
-                    if (player)
+                    if (player != null)
                         EventPlayerDroppedFlag(player);
                     else
                     {
@@ -578,7 +578,7 @@ namespace Game.BattleGrounds.Zones
             RespawnFlag(true);
 
             GameObject obj = GetBgMap().GetGameObject(GetDroppedFlagGUID());
-            if (obj)
+            if (obj != null)
                 obj.Delete();
             else
                 Log.outError(LogFilter.Battleground, "BattlegroundEY: Unknown dropped flag ({0}).", GetDroppedFlagGUID().ToString());
@@ -764,13 +764,13 @@ namespace Game.BattleGrounds.Zones
                 return;
 
             Creature trigger = GetBGCreature(Point + 6);//0-5 spirit guides
-            if (!trigger)
+            if (trigger == null)
                 trigger = AddCreature(SharedConst.WorldTrigger, Point + 6, EotSMisc.TriggerPositions[Point], GetTeamIndexByTeamId(Team));
 
             //add bonus honor aura trigger creature when node is accupied
             //cast bonus aura (+50% honor in 25yards)
             //aura should only apply to players who have accupied the node, set correct faction for trigger
-            if (trigger)
+            if (trigger != null)
             {
                 trigger.SetFaction(Team == Team.Alliance ? 84u : 83);
                 trigger.CastSpell(trigger, BattlegroundConst.SpellHonorableDefender25y, false);

Source/Game/BattleGrounds/Zones/StrandofAncients.cs

@@ -58,7 +58,7 @@ namespace Game.BattleGrounds.Zones
             foreach (var pair in GetPlayers())
             {
                 Player player = Global.ObjAccessor.FindPlayer(pair.Key);
-                if (player)
+                if (player != null)
                     SendTransportsRemove(player);
             }
 
@@ -77,7 +77,7 @@ namespace Game.BattleGrounds.Zones
             for (byte i = 0; i < GateStatus.Length; ++i)
                 GateStatus[i] = Attackers == TeamId.Horde ? SAGateState.AllianceGateOk : SAGateState.HordeGateOk;
 
-            if (!AddCreature(SAMiscConst.NpcEntries[SACreatureTypes.Kanrethad], SACreatureTypes.Kanrethad, SAMiscConst.NpcSpawnlocs[SACreatureTypes.Kanrethad]))
+            if (AddCreature(SAMiscConst.NpcEntries[SACreatureTypes.Kanrethad], SACreatureTypes.Kanrethad, SAMiscConst.NpcSpawnlocs[SACreatureTypes.Kanrethad]) == null)
             {
                 Log.outError(LogFilter.Battleground, $"SOTA: couldn't spawn Kanrethad, aborted. Entry: {SAMiscConst.NpcEntries[SACreatureTypes.Kanrethad]}");
                 return false;
@@ -135,7 +135,7 @@ namespace Game.BattleGrounds.Zones
             //By capturing GYs.
             for (byte i = 0; i < SACreatureTypes.Demolisher5; i++)
             {
-                if (!AddCreature(SAMiscConst.NpcEntries[i], i, SAMiscConst.NpcSpawnlocs[i], Attackers == TeamId.Alliance ? TeamId.Horde : TeamId.Alliance, 600))
+                if (AddCreature(SAMiscConst.NpcEntries[i], i, SAMiscConst.NpcSpawnlocs[i], Attackers == TeamId.Alliance ? TeamId.Horde : TeamId.Alliance, 600) == null)
                 {
                     Log.outError(LogFilter.Battleground, $"SOTA: couldn't spawn Cannon or demolisher, Entry: {SAMiscConst.NpcEntries[i]}, Attackers: {(Attackers == TeamId.Alliance ? "Horde(1)" : "Alliance(0)")}");
                     continue;
@@ -252,7 +252,7 @@ namespace Game.BattleGrounds.Zones
                 foreach (var pair in GetPlayers())
                 {
                     Player player = Global.ObjAccessor.FindPlayer(pair.Key);
-                    if (player)
+                    if (player != null)
                         SendTransportInit(player);
                 }
             }
@@ -276,15 +276,15 @@ namespace Game.BattleGrounds.Zones
             {
                 foreach (var pair in GetPlayers())
                 {
-                    Player p = Global.ObjAccessor.FindPlayer(pair.Key);
-                    if (p)
+                    Player player = Global.ObjAccessor.FindPlayer(pair.Key);
+                    if (player != null)
                     {
-                        UpdateData data = new(p.GetMapId());
-                        GetBGObject(i).BuildValuesUpdateBlockForPlayer(data, p);
+                        UpdateData data = new(player.GetMapId());
+                        GetBGObject(i).BuildValuesUpdateBlockForPlayer(data, player);
 
                         UpdateObject pkt;
                         data.BuildPacket(out pkt);
-                        p.SendPacket(pkt);
+                        player.SendPacket(pkt);
                     }
                 }
             }
@@ -318,9 +318,9 @@ namespace Game.BattleGrounds.Zones
                 UpdateWorldState(SAWorldStateIds.Timer, (int)(GameTime.GetGameTime() + EndRoundTimer));
                 if (TotalTime >= SATimers.WarmupLength)
                 {
-                    Creature c = GetBGCreature(SACreatureTypes.Kanrethad);
-                    if (c)
-                        SendChatMessage(c, SATextIds.RoundStarted);
+                    Creature creature = GetBGCreature(SACreatureTypes.Kanrethad);
+                    if (creature != null)
+                        SendChatMessage(creature, SATextIds.RoundStarted);
 
                     TotalTime = 0;
                     ToggleTimer();
@@ -342,9 +342,9 @@ namespace Game.BattleGrounds.Zones
                 UpdateWorldState(SAWorldStateIds.Timer, (int)(GameTime.GetGameTime() + EndRoundTimer));
                 if (TotalTime >= 60000)
                 {
-                    Creature c = GetBGCreature(SACreatureTypes.Kanrethad);
-                    if (c)
-                        SendChatMessage(c, SATextIds.RoundStarted);
+                    Creature creature = GetBGCreature(SACreatureTypes.Kanrethad);
+                    if (creature != null)
+                        SendChatMessage(creature, SATextIds.RoundStarted);
 
                     TotalTime = 0;
                     ToggleTimer();
@@ -355,9 +355,9 @@ namespace Game.BattleGrounds.Zones
                     SetStatus(BattlegroundStatus.InProgress);
                     foreach (var pair in GetPlayers())
                     {
-                        Player p = Global.ObjAccessor.FindPlayer(pair.Key);
-                        if (p)
-                            p.RemoveAurasDueToSpell(BattlegroundConst.SpellPreparation);
+                        Player player = Global.ObjAccessor.FindPlayer(pair.Key);
+                        if (player != null)
+                            player.RemoveAurasDueToSpell(BattlegroundConst.SpellPreparation);
                     }
                 }
                 if (TotalTime >= 30000)
@@ -443,7 +443,7 @@ namespace Game.BattleGrounds.Zones
             foreach (var pair in GetPlayers())
             {
                 Player player = Global.ObjAccessor.FindPlayer(pair.Key);
-                if (player)
+                if (player != null)
                 {
                     // should remove spirit of redemption
                     if (player.HasAuraType(AuraType.SpiritOfRedemption))
@@ -488,12 +488,12 @@ namespace Game.BattleGrounds.Zones
         public override void ProcessEvent(WorldObject obj, uint eventId, WorldObject invoker = null)
         {
             GameObject go = obj.ToGameObject();
-            if (go)
+            if (go != null)
             {
                 switch (go.GetGoType())
                 {
                     case GameObjectTypes.Goober:
-                        if (invoker)
+                        if (invoker != null)
                             if (eventId == (uint)SAEventIds.BG_SA_EVENT_TITAN_RELIC_ACTIVATED)
                                 TitanRelicActivated(invoker.ToPlayer());
                         break;
@@ -509,9 +509,9 @@ namespace Game.BattleGrounds.Zones
                             {
                                 GateStatus[gateId] = Attackers == TeamId.Horde ? SAGateState.AllianceGateDamaged : SAGateState.HordeGateDamaged;
 
-                                Creature c = obj.FindNearestCreature(SharedConst.WorldTrigger, 500.0f);
-                                if (c)
-                                    SendChatMessage(c, (byte)gate.DamagedText, invoker);
+                                Creature creature = obj.FindNearestCreature(SharedConst.WorldTrigger, 500.0f);
+                                if (creature != null)
+                                    SendChatMessage(creature, (byte)gate.DamagedText, invoker);
 
                                 PlaySoundToAll(Attackers == TeamId.Alliance ? SASoundIds.WallAttackedAlliance : SASoundIds.WallAttackedHorde);
                             }
@@ -523,9 +523,9 @@ namespace Game.BattleGrounds.Zones
                                 if (gateId < 5)
                                     DelObject((int)gateId + 14);
 
-                                Creature c = obj.FindNearestCreature(SharedConst.WorldTrigger, 500.0f);
-                                if (c)
-                                    SendChatMessage(c, (byte)gate.DestroyedText, invoker);
+                                Creature creature = obj.FindNearestCreature(SharedConst.WorldTrigger, 500.0f);
+                                if (creature != null)
+                                    SendChatMessage(creature, (byte)gate.DestroyedText, invoker);
 
                                 PlaySoundToAll(Attackers == TeamId.Alliance ? SASoundIds.WallDestroyedAlliance : SASoundIds.WallDestroyedHorde);
 
@@ -552,13 +552,13 @@ namespace Game.BattleGrounds.Zones
                                         break;
                                 }
 
-                                if (invoker)
+                                if (invoker != null)
                                 {
                                     Unit unit = invoker.ToUnit();
-                                    if (unit)
+                                    if (unit != null)
                                     {
                                         Player player = unit.GetCharmerOrOwnerPlayerOrPlayerItself();
-                                        if (player)
+                                        if (player != null)
                                         {
                                             UpdatePlayerScore(player, ScoreType.DestroyedWall, 1);
                                             if (rewardHonor)
@@ -605,14 +605,14 @@ namespace Game.BattleGrounds.Zones
             for (byte i = SACreatureTypes.Gun1; i <= SACreatureTypes.Gun10; i++)
             {
                 Creature gun = GetBGCreature(i);
-                if (gun)
+                if (gun != null)
                     gun.SetFaction(SAMiscConst.Factions[Attackers != 0 ? TeamId.Alliance : TeamId.Horde]);
             }
 
             for (byte i = SACreatureTypes.Demolisher1; i <= SACreatureTypes.Demolisher4; i++)
             {
                 Creature dem = GetBGCreature(i);
-                if (dem)
+                if (dem != null)
                     dem.SetFaction(SAMiscConst.Factions[Attackers]);
             }
         }
@@ -626,7 +626,7 @@ namespace Game.BattleGrounds.Zones
             for (byte i = SACreatureTypes.Demolisher1; i <= SACreatureTypes.Demolisher4; i++)
             {
                 Creature dem = GetBGCreature(i);
-                if (dem)
+                if (dem != null)
                 {
                     if (start)
                     {
@@ -704,7 +704,7 @@ namespace Game.BattleGrounds.Zones
         void UpdateObjectInteractionFlags(uint objectId)
         {
             GameObject go = GetBGObject((int)objectId);
-            if (go)
+            if (go != null)
             {
                 if (CanInteractWithObject(objectId))
                     go.RemoveFlag(GameObjectFlags.NotSelectable);
@@ -774,23 +774,23 @@ namespace Game.BattleGrounds.Zones
 
                     npc = SACreatureTypes.Rigspark;
                     Creature rigspark = AddCreature(SAMiscConst.NpcEntries[npc], (int)npc, SAMiscConst.NpcSpawnlocs[npc], Attackers);
-                    if (rigspark)
+                    if (rigspark != null)
                         rigspark.GetAI().Talk(SATextIds.SparklightRigsparkSpawn);
 
                     for (byte j = SACreatureTypes.Demolisher7; j <= SACreatureTypes.Demolisher8; j++)
                     {
                         AddCreature(SAMiscConst.NpcEntries[j], j, SAMiscConst.NpcSpawnlocs[j], (Attackers == TeamId.Alliance ? TeamId.Horde : TeamId.Alliance), 600);
                         Creature dem = GetBGCreature(j);
-                        if (dem)
+                        if (dem != null)
                             dem.SetFaction(SAMiscConst.Factions[Attackers]);
                     }
 
                     UpdateWorldState(SAWorldStateIds.LeftGyAlliance, GraveyardStatus[i] == TeamId.Alliance ? 1 : 0);
                     UpdateWorldState(SAWorldStateIds.LeftGyHorde, GraveyardStatus[i] == TeamId.Horde ? 1 : 0);
 
-                    Creature c = source.FindNearestCreature(SharedConst.WorldTrigger, 500.0f);
-                    if (c)
-                        SendChatMessage(c, teamId == TeamId.Alliance ? SATextIds.WestGraveyardCapturedA : SATextIds.WestGraveyardCapturedH, source);
+                    Creature creature = source.FindNearestCreature(SharedConst.WorldTrigger, 500.0f);
+                    if (creature != null)
+                        SendChatMessage(creature, teamId == TeamId.Alliance ? SATextIds.WestGraveyardCapturedA : SATextIds.WestGraveyardCapturedH, source);
                 }
                 break;
                 case SAGraveyards.RightCapturableGy:
@@ -802,7 +802,7 @@ namespace Game.BattleGrounds.Zones
 
                     npc = SACreatureTypes.Sparklight;
                     Creature sparklight = AddCreature(SAMiscConst.NpcEntries[npc], (int)npc, SAMiscConst.NpcSpawnlocs[npc], Attackers);
-                    if (sparklight)
+                    if (sparklight != null)
                         sparklight.GetAI().Talk(SATextIds.SparklightRigsparkSpawn);
 
                     for (byte j = SACreatureTypes.Demolisher5; j <= SACreatureTypes.Demolisher6; j++)
@@ -810,16 +810,16 @@ namespace Game.BattleGrounds.Zones
                         AddCreature(SAMiscConst.NpcEntries[j], j, SAMiscConst.NpcSpawnlocs[j], Attackers == TeamId.Alliance ? TeamId.Horde : TeamId.Alliance, 600);
 
                         Creature dem = GetBGCreature(j);
-                        if (dem)
+                        if (dem != null)
                             dem.SetFaction(SAMiscConst.Factions[Attackers]);
                     }
 
                     UpdateWorldState(SAWorldStateIds.RightGyAlliance, GraveyardStatus[i] == TeamId.Alliance ? 1 : 0);
                     UpdateWorldState(SAWorldStateIds.RightGyHorde, GraveyardStatus[i] == TeamId.Horde ? 1 : 0);
 
-                    Creature c = source.FindNearestCreature(SharedConst.WorldTrigger, 500.0f);
-                    if (c)
-                        SendChatMessage(c, teamId == TeamId.Alliance ? SATextIds.EastGraveyardCapturedA : SATextIds.EastGraveyardCapturedH, source);
+                    Creature creature = source.FindNearestCreature(SharedConst.WorldTrigger, 500.0f);
+                    if (creature != null)
+                        SendChatMessage(creature, teamId == TeamId.Alliance ? SATextIds.EastGraveyardCapturedA : SATextIds.EastGraveyardCapturedH, source);
                 }
                 break;
                 case SAGraveyards.CentralCapturableGy:
@@ -832,9 +832,9 @@ namespace Game.BattleGrounds.Zones
                     UpdateWorldState(SAWorldStateIds.CenterGyAlliance, GraveyardStatus[i] == TeamId.Alliance ? 1 : 0);
                     UpdateWorldState(SAWorldStateIds.CenterGyHorde, GraveyardStatus[i] == TeamId.Horde ? 1 : 0);
 
-                    Creature c = source.FindNearestCreature(SharedConst.WorldTrigger, 500.0f);
-                    if (c)
-                        SendChatMessage(c, teamId == TeamId.Alliance ? SATextIds.SouthGraveyardCapturedA : SATextIds.SouthGraveyardCapturedH, source);
+                    Creature creature = source.FindNearestCreature(SharedConst.WorldTrigger, 500.0f);
+                    if (creature != null)
+                        SendChatMessage(creature, teamId == TeamId.Alliance ? SATextIds.SouthGraveyardCapturedA : SATextIds.SouthGraveyardCapturedH, source);
                 }
                 break;
                 default:
@@ -845,7 +845,7 @@ namespace Game.BattleGrounds.Zones
 
         void TitanRelicActivated(Player clicker)
         {
-            if (!clicker)
+            if (clicker == null)
                 return;
 
             if (CanInteractWithObject(SAObjectTypes.TitanRelic))
@@ -866,7 +866,7 @@ namespace Game.BattleGrounds.Zones
                         foreach (var pair in GetPlayers())
                         {
                             Player player = Global.ObjAccessor.FindPlayer(pair.Key);
-                            if (player)
+                            if (player != null)
                                 if (GetTeamIndexByTeamId(GetPlayerTeam(player.GetGUID())) == Attackers)
                                     player.UpdateCriteria(CriteriaType.BeSpellTarget, 65246);
                         }
@@ -876,9 +876,9 @@ namespace Game.BattleGrounds.Zones
                         TotalTime = 0;
                         ToggleTimer();
 
-                        Creature c = GetBGCreature(SACreatureTypes.Kanrethad);
-                        if (c)
-                            SendChatMessage(c, SATextIds.Round1Finished);
+                        Creature creature = GetBGCreature(SACreatureTypes.Kanrethad);
+                        if (creature != null)
+                            SendChatMessage(creature, SATextIds.Round1Finished);
 
                         UpdateWaitTimer = 5000;
                         SignaledRoundTwo = false;
@@ -898,7 +898,7 @@ namespace Game.BattleGrounds.Zones
                         foreach (var pair in GetPlayers())
                         {
                             Player player = Global.ObjAccessor.FindPlayer(pair.Key);
-                            if (player)
+                            if (player != null)
                                 if (GetTeamIndexByTeamId(GetPlayerTeam(player.GetGUID())) == Attackers && RoundScores[1].winner == Attackers)
                                     player.UpdateCriteria(CriteriaType.BeSpellTarget, 65246);
                         }
@@ -941,10 +941,10 @@ namespace Game.BattleGrounds.Zones
             {
                 if (!BgCreatures[i].IsEmpty())
                 {
-                    Creature Demolisher = GetBGCreature(i);
-                    if (Demolisher)
+                    Creature demolisher = GetBGCreature(i);
+                    if (demolisher != null)
                     {
-                        if (Demolisher.IsDead())
+                        if (demolisher.IsDead())
                         {
                             // Demolisher is not in list
                             if (!DemoliserRespawnList.ContainsKey(i))
@@ -955,8 +955,8 @@ namespace Game.BattleGrounds.Zones
                             {
                                 if (DemoliserRespawnList[i] < GameTime.GetGameTimeMS())
                                 {
-                                    Demolisher.Relocate(SAMiscConst.NpcSpawnlocs[i]);
-                                    Demolisher.Respawn();
+                                    demolisher.Relocate(SAMiscConst.NpcSpawnlocs[i]);
+                                    demolisher.Respawn();
                                     DemoliserRespawnList.Remove(i);
                                 }
                             }

Source/Game/BattleGrounds/Zones/WarsongGluch.cs

@@ -97,11 +97,11 @@ namespace Game.BattleGrounds.Zones
                     {
                         // Apply Stage 1 (Focused Assault)
                         Player player = Global.ObjAccessor.FindPlayer(m_FlagKeepers[0]);
-                        if (player)
+                        if (player != null)
                             player.CastSpell(player, WSGSpellId.FocusedAssault, true);
 
                         player = Global.ObjAccessor.FindPlayer(m_FlagKeepers[1]);
-                        if (player)
+                        if (player != null)
                             player.CastSpell(player, WSGSpellId.FocusedAssault, true);
 
                         _flagDebuffState = 1;
@@ -110,14 +110,14 @@ namespace Game.BattleGrounds.Zones
                     {
                         // Apply Stage 2 (Brutal Assault)
                         Player player = Global.ObjAccessor.FindPlayer(m_FlagKeepers[0]);
-                        if (player)
+                        if (player != null)
                         {
                             player.RemoveAurasDueToSpell(WSGSpellId.FocusedAssault);
                             player.CastSpell(player, WSGSpellId.BrutalAssault, true);
                         }
 
                         player = Global.ObjAccessor.FindPlayer(m_FlagKeepers[1]);
-                        if (player)
+                        if (player != null)
                         {
                             player.RemoveAurasDueToSpell(WSGSpellId.FocusedAssault);
                             player.CastSpell(player, WSGSpellId.BrutalAssault, true);
@@ -132,14 +132,14 @@ namespace Game.BattleGrounds.Zones
                     // Remove assault debuffs, reset timers
 
                     Player player = Global.ObjAccessor.FindPlayer(m_FlagKeepers[0]);
-                    if (player)
+                    if (player != null)
                     {
                         player.RemoveAurasDueToSpell(WSGSpellId.FocusedAssault);
                         player.RemoveAurasDueToSpell(WSGSpellId.BrutalAssault);
                     }
 
                     player = Global.ObjAccessor.FindPlayer(m_FlagKeepers[1]);
-                    if (player)
+                    if (player != null)
                     {
                         player.RemoveAurasDueToSpell(WSGSpellId.FocusedAssault);
                         player.RemoveAurasDueToSpell(WSGSpellId.BrutalAssault);
@@ -231,7 +231,7 @@ namespace Game.BattleGrounds.Zones
             PlaySoundToAll(WSGSound.FlagsRespawned);
 
             GameObject obj = GetBgMap().GetGameObject(GetDroppedFlagGUID(team));
-            if (obj)
+            if (obj != null)
                 obj.Delete();
             else
                 Log.outError(LogFilter.Battleground, "unknown droped flag ({0})", GetDroppedFlagGUID(team).ToString());
@@ -547,7 +547,7 @@ namespace Game.BattleGrounds.Zones
             // sometimes flag aura not removed :(
             if (IsAllianceFlagPickedup() && m_FlagKeepers[TeamId.Alliance] == guid)
             {
-                if (!player)
+                if (player == null)
                 {
                     Log.outError(LogFilter.Battleground, "BattlegroundWS: Removing offline player who has the FLAG!!");
                     SetAllianceFlagPicker(ObjectGuid.Empty);
@@ -558,7 +558,7 @@ namespace Game.BattleGrounds.Zones
             }
             if (IsHordeFlagPickedup() && m_FlagKeepers[TeamId.Horde] == guid)
             {
-                if (!player)
+                if (player == null)
                 {
                     Log.outError(LogFilter.Battleground, "BattlegroundWS: Removing offline player who has the FLAG!!");
                     SetHordeFlagPicker(ObjectGuid.Empty);

Source/Game/BattlePets/BattlePetManager.cs

@@ -573,7 +573,7 @@ namespace Game.BattlePets
                 return;
 
             Item item = _owner.GetPlayer().StoreNewItem(dest, SharedConst.BattlePetCageItemId, true);
-            if (!item)
+            if (item == null)
                 return;
 
             item.SetModifier(ItemModifier.BattlePetSpeciesId, pet.PacketInfo.Species);
@@ -808,7 +808,7 @@ namespace Game.BattlePets
         {
             Player player = _owner.GetPlayer();
             Creature summonedBattlePet = player.GetSummonedBattlePet();
-            if (summonedBattlePet)
+            if (summonedBattlePet != null)
             {
                 summonedBattlePet.DespawnOrUnsummon();
                 player.SetBattlePetData(null);

Source/Game/BlackMarket/BlackMarketManager.cs

@@ -206,7 +206,7 @@ namespace Game.BlackMarket
             string bidderName = "";
             bool logGmTrade;
 
-            if (bidder)
+            if (bidder != null)
             {
                 bidderAccId = bidder.GetSession().GetAccountId();
                 bidderName = bidder.GetName();
@@ -227,7 +227,7 @@ namespace Game.BlackMarket
             // Create item
             BlackMarketTemplate templ = entry.GetTemplate();
             Item item = Item.CreateItem(templ.Item.ItemID, templ.Quantity, ItemContext.BlackMarket);
-            if (!item)
+            if (item == null)
                 return;
 
             if (templ.Item.ItemBonus != null)
@@ -245,7 +245,7 @@ namespace Game.BlackMarket
                 Log.outCommand(bidderAccId, "GM {0} (Account: {1}) won item in blackmarket auction: {2} (Entry: {3} Count: {4}) and payed gold : {5}.",
                     bidderName, bidderAccId, item.GetTemplate().GetName(), item.GetEntry(), item.GetCount(), entry.GetCurrentBid() / MoneyConstants.Gold);
 
-            if (bidder)
+            if (bidder != null)
                 bidder.GetSession().SendBlackMarketWonNotification(entry, item);
 
             new MailDraft(entry.BuildAuctionMailSubject(BMAHMailAuctionAnswers.Won), entry.BuildAuctionMailBody())
@@ -261,14 +261,14 @@ namespace Game.BlackMarket
             Player oldBidder = Global.ObjAccessor.FindConnectedPlayer(oldBidder_guid);
 
             uint oldBidder_accId = 0;
-            if (!oldBidder)
+            if (oldBidder == null)
                 oldBidder_accId = Global.CharacterCacheStorage.GetCharacterAccountIdByGuid(oldBidder_guid);
 
             // old bidder exist
-            if (!oldBidder && oldBidder_accId == 0)
+            if (oldBidder == null && oldBidder_accId == 0)
                 return;
 
-            if (oldBidder)
+            if (oldBidder != null)
                 oldBidder.GetSession().SendBlackMarketOutbidNotification(entry.GetTemplate());
 
             new MailDraft(entry.BuildAuctionMailSubject(BMAHMailAuctionAnswers.Outbid), entry.BuildAuctionMailBody())

Source/Game/Calendar/CalendarManager.cs

@@ -434,7 +434,7 @@ namespace Game
             ObjectGuid invitee = invite.InviteeGuid;
             Player player = Global.ObjAccessor.FindPlayer(invitee);
 
-            uint level = player ? player.GetLevel() : Global.CharacterCacheStorage.GetCharacterLevelByGuid(invitee);
+            uint level = player != null ? player.GetLevel() : Global.CharacterCacheStorage.GetCharacterLevelByGuid(invitee);
 
             CalendarInviteAdded packet = new();
             packet.EventID = calendarEvent != null ? calendarEvent.EventId : 0;
@@ -449,7 +449,7 @@ namespace Game
             if (calendarEvent == null) // Pre-invite
             {
                 player = Global.ObjAccessor.FindPlayer(invite.SenderGuid);
-                if (player)
+                if (player != null)
                     player.SendPacket(packet);
             }
             else
@@ -538,18 +538,18 @@ namespace Game
             packet.TextureID = calendarEvent.TextureId;
 
             Guild guild = Global.GuildMgr.GetGuildById(calendarEvent.GuildId);
-            packet.EventGuildID = guild ? guild.GetGUID() : ObjectGuid.Empty;
+            packet.EventGuildID = guild != null ? guild.GetGUID() : ObjectGuid.Empty;
 
             if (calendarEvent.IsGuildEvent() || calendarEvent.IsGuildAnnouncement())
             {
                 guild = Global.GuildMgr.GetGuildById(calendarEvent.GuildId);
-                if (guild)
+                if (guild != null)
                     guild.BroadcastPacket(packet);
             }
             else
             {
                 Player player = Global.ObjAccessor.FindPlayer(invite.InviteeGuid);
-                if (player)
+                if (player != null)
                     player.SendPacket(packet);
             }
         }
@@ -557,7 +557,7 @@ namespace Game
         public void SendCalendarEvent(ObjectGuid guid, CalendarEvent calendarEvent, CalendarSendEventType sendType)
         {
             Player player = Global.ObjAccessor.FindPlayer(guid);
-            if (!player)
+            if (player == null)
                 return;
 
             List<CalendarInvite> eventInviteeList = _invites[calendarEvent.EventId];
@@ -575,15 +575,15 @@ namespace Game
             packet.TextureID = calendarEvent.TextureId;
 
             Guild guild = Global.GuildMgr.GetGuildById(calendarEvent.GuildId);
-            packet.EventGuildID = (guild ? guild.GetGUID() : ObjectGuid.Empty);
+            packet.EventGuildID = (guild != null ? guild.GetGUID() : ObjectGuid.Empty);
 
             foreach (var calendarInvite in eventInviteeList)
             {
                 ObjectGuid inviteeGuid = calendarInvite.InviteeGuid;
                 Player invitee = Global.ObjAccessor.FindPlayer(inviteeGuid);
 
-                uint inviteeLevel = invitee ? invitee.GetLevel() : Global.CharacterCacheStorage.GetCharacterLevelByGuid(inviteeGuid);
-                ulong inviteeGuildId = invitee ? invitee.GetGuildId() : Global.CharacterCacheStorage.GetCharacterGuildIdByGuid(inviteeGuid);
+                uint inviteeLevel = invitee != null ? invitee.GetLevel() : Global.CharacterCacheStorage.GetCharacterLevelByGuid(inviteeGuid);
+                ulong inviteeGuildId = invitee != null ? invitee.GetGuildId() : Global.CharacterCacheStorage.GetCharacterGuildIdByGuid(inviteeGuid);
 
                 CalendarEventInviteInfo inviteInfo = new();
                 inviteInfo.Guid = inviteeGuid;
@@ -604,7 +604,7 @@ namespace Game
         void SendCalendarEventInviteRemoveAlert(ObjectGuid guid, CalendarEvent calendarEvent, CalendarInviteStatus status)
         {
             Player player = Global.ObjAccessor.FindPlayer(guid);
-            if (player)
+            if (player != null)
             {
                 CalendarInviteRemovedAlert packet = new();
                 packet.Date = calendarEvent.Date;
@@ -619,14 +619,14 @@ namespace Game
         public void SendCalendarClearPendingAction(ObjectGuid guid)
         {
             Player player = Global.ObjAccessor.FindPlayer(guid);
-            if (player)
+            if (player != null)
                player.SendPacket(new CalendarClearPendingAction());
         }
 
         public void SendCalendarCommandResult(ObjectGuid guid, CalendarError err, string param = null)
         {
             Player player = Global.ObjAccessor.FindPlayer(guid);
-            if (player)
+            if (player != null)
             {
                 CalendarCommandResult packet = new();
                 packet.Command = 1; // FIXME
@@ -651,7 +651,7 @@ namespace Game
             if (calendarEvent.IsGuildEvent() || calendarEvent.IsGuildAnnouncement())
             {
                 Guild guild = Global.GuildMgr.GetGuildById(calendarEvent.GuildId);
-                if (guild)
+                if (guild != null)
                     guild.BroadcastPacket(packet);
             }
 
@@ -660,7 +660,7 @@ namespace Game
             foreach (var playerCalendarEvent in invites)
             {
                 Player player = Global.ObjAccessor.FindPlayer(playerCalendarEvent.InviteeGuid);
-                if (player)
+                if (player != null)
                     if (!calendarEvent.IsGuildEvent() || player.GetGuildId() != calendarEvent.GuildId)
                         player.SendPacket(packet);
             }

Source/Game/Chat/Channels/Channel.cs

@@ -151,7 +151,7 @@ namespace Game.Chat
 
             if (HasFlag(ChannelFlags.Lfg) && WorldConfig.GetBoolValue(WorldCfg.RestrictedLfgChannel) &&
                 Global.AccountMgr.IsPlayerAccount(player.GetSession().GetSecurity()) && //FIXME: Move to RBAC
-                player.GetGroup())
+                player.GetGroup() != null)
             {
                 var builder = new ChannelNameBuilder(this, new NotInLFGAppend());
                 SendToOne(builder, guid);
@@ -285,9 +285,9 @@ namespace Game.Chat
                 return;
             }
 
-            Player bad = Global.ObjAccessor.FindPlayerByName(badname);
-            ObjectGuid victim = bad ? bad.GetGUID() : ObjectGuid.Empty;
-            if (bad == null || victim.IsEmpty() || !IsOn(victim))
+            Player badPlayer = Global.ObjAccessor.FindPlayerByName(badname);
+            ObjectGuid victim = badPlayer != null ? badPlayer.GetGUID() : ObjectGuid.Empty;
+            if (badPlayer == null || victim.IsEmpty() || !IsOn(victim))
             {
                 ChannelNameBuilder builder = new(this, new PlayerNotFoundAppend(badname));
                 SendToOne(builder, good);
@@ -322,7 +322,7 @@ namespace Game.Chat
             }
 
             _playersStore.Remove(victim);
-            bad.LeftChannel(this);
+            badPlayer.LeftChannel(this);
 
             if (changeowner && _ownershipEnabled && !_playersStore.Empty())
             {
@@ -350,8 +350,8 @@ namespace Game.Chat
                 return;
             }
 
-            Player bad = Global.ObjAccessor.FindPlayerByName(badname);
-            ObjectGuid victim = bad ? bad.GetGUID() : ObjectGuid.Empty;
+            Player badPlayer = Global.ObjAccessor.FindPlayerByName(badname);
+            ObjectGuid victim = badPlayer != null ? badPlayer.GetGUID() : ObjectGuid.Empty;
 
             if (victim.IsEmpty() || !IsBanned(victim))
             {
@@ -417,13 +417,13 @@ namespace Game.Chat
             if (guid == _ownerGuid && p2n == player.GetName() && mod)
                 return;
 
-            Player newp = Global.ObjAccessor.FindPlayerByName(p2n);
-            ObjectGuid victim = newp ? newp.GetGUID() : ObjectGuid.Empty;
+            Player newPlayer = Global.ObjAccessor.FindPlayerByName(p2n);
+            ObjectGuid victim = newPlayer != null ? newPlayer.GetGUID() : ObjectGuid.Empty;
 
-            if (newp == null || victim.IsEmpty() || !IsOn(victim) ||
-                (player.GetTeam() != newp.GetTeam() &&
+            if (newPlayer == null || victim.IsEmpty() || !IsOn(victim) ||
+                (player.GetTeam() != newPlayer.GetTeam() &&
             (!player.GetSession().HasPermission(RBACPermissions.TwoSideInteractionChannel) ||
-            !newp.GetSession().HasPermission(RBACPermissions.TwoSideInteractionChannel))))
+            !newPlayer.GetSession().HasPermission(RBACPermissions.TwoSideInteractionChannel))))
             {
                 ChannelNameBuilder builder = new(this, new PlayerNotFoundAppend(p2n));
                 SendToOne(builder, guid);
@@ -438,9 +438,9 @@ namespace Game.Chat
             }
 
             if (mod)
-                SetModerator(newp.GetGUID(), set);
+                SetModerator(newPlayer.GetGUID(), set);
             else
-                SetMute(newp.GetGUID(), set);
+                SetMute(newPlayer.GetGUID(), set);
         }
 
         public void SetInvisible(Player player, bool on)
@@ -473,13 +473,13 @@ namespace Game.Chat
                 return;
             }
 
-            Player newp = Global.ObjAccessor.FindPlayerByName(newname);
-            ObjectGuid victim = newp ? newp.GetGUID() : ObjectGuid.Empty;
+            Player newPlayer = Global.ObjAccessor.FindPlayerByName(newname);
+            ObjectGuid victim = newPlayer != null ? newPlayer.GetGUID() : ObjectGuid.Empty;
 
-            if (newp == null || victim.IsEmpty() || !IsOn(victim) ||
-                (player.GetTeam() != newp.GetTeam() &&
+            if (newPlayer == null || victim.IsEmpty() || !IsOn(victim) ||
+                (player.GetTeam() != newPlayer.GetTeam() &&
             (!player.GetSession().HasPermission(RBACPermissions.TwoSideInteractionChannel) ||
-            !newp.GetSession().HasPermission(RBACPermissions.TwoSideInteractionChannel))))
+            !newPlayer.GetSession().HasPermission(RBACPermissions.TwoSideInteractionChannel))))
             {
                 ChannelNameBuilder builder = new(this, new PlayerNotFoundAppend(newname));
                 SendToOne(builder, guid);
@@ -532,7 +532,7 @@ namespace Game.Chat
 
                 // PLAYER can't see MODERATOR, GAME MASTER, ADMINISTRATOR characters
                 // MODERATOR, GAME MASTER, ADMINISTRATOR can see all
-                if (member && (player.GetSession().HasPermission(RBACPermissions.WhoSeeAllSecLevels) ||
+                if (member != null && (player.GetSession().HasPermission(RBACPermissions.WhoSeeAllSecLevels) ||
                     member.GetSession().GetSecurity() <= (AccountTypes)gmLevelInWhoList) &&
                     member.IsVisibleGloballyFor(player))
                 {
@@ -603,7 +603,7 @@ namespace Game.Chat
             }
 
             Player player = Global.ObjAccessor.FindConnectedPlayer(guid);
-            SendToAll(new ChannelSayBuilder(this, lang, what, guid, _channelGuid), !playerInfo.IsModerator() ? guid : ObjectGuid.Empty, !playerInfo.IsModerator() && player ? player.GetSession().GetAccountGUID() : ObjectGuid.Empty);
+            SendToAll(new ChannelSayBuilder(this, lang, what, guid, _channelGuid), !playerInfo.IsModerator() ? guid : ObjectGuid.Empty, !playerInfo.IsModerator() && player != null ? player.GetSession().GetAccountGUID() : ObjectGuid.Empty);
         }
 
         public void AddonSay(ObjectGuid guid, string prefix, string what, bool isLogged)
@@ -630,7 +630,7 @@ namespace Game.Chat
 
             Player player = Global.ObjAccessor.FindConnectedPlayer(guid);
             SendToAllWithAddon(new ChannelWhisperBuilder(this, isLogged ? Language.AddonLogged : Language.Addon, what, prefix, guid), prefix, !playerInfo.IsModerator() ? guid : ObjectGuid.Empty,
-                !playerInfo.IsModerator() && player ? player.GetSession().GetAccountGUID() : ObjectGuid.Empty);
+                !playerInfo.IsModerator() && player != null ? player.GetSession().GetAccountGUID() : ObjectGuid.Empty);
         }
 
         public void Invite(Player player, string newname)
@@ -645,7 +645,7 @@ namespace Game.Chat
             }
 
             Player newp = Global.ObjAccessor.FindPlayerByName(newname);
-            if (!newp || !newp.IsGMVisible())
+            if (newp == null || !newp.IsGMVisible())
             {
                 ChannelNameBuilder builder = new(this, new PlayerNotFoundAppend(newname));
                 SendToOne(builder, guid);
@@ -786,7 +786,7 @@ namespace Game.Chat
             foreach (var pair in _playersStore)
             {
                 Player player = Global.ObjAccessor.FindConnectedPlayer(pair.Key);
-                if (player)
+                if (player != null)
                     if (guid.IsEmpty() || !player.GetSocial().HasIgnore(guid, accountGuid))
                         localizer.Invoke(player);
             }
@@ -801,7 +801,7 @@ namespace Game.Chat
                 if (pair.Key != who)
                 {
                     Player player = Global.ObjAccessor.FindConnectedPlayer(pair.Key);
-                    if (player)
+                    if (player != null)
                         localizer.Invoke(player);
                 }
             }
@@ -812,7 +812,7 @@ namespace Game.Chat
             LocalizedDo localizer = new(builder);
 
             Player player = Global.ObjAccessor.FindConnectedPlayer(who);
-            if (player)
+            if (player != null)
                 localizer.Invoke(player);
         }
 
@@ -823,7 +823,7 @@ namespace Game.Chat
             foreach (var pair in _playersStore)
             {
                 Player player = Global.ObjAccessor.FindConnectedPlayer(pair.Key);
-                if (player)
+                if (player != null)
                     if (player.GetSession().IsAddonRegistered(addonPrefix) && (guid.IsEmpty() || !player.GetSocial().HasIgnore(guid, accountGuid)))
                         localizer.Invoke(player);
             }

Source/Game/Chat/Channels/ChannelAppenders.cs

@@ -105,7 +105,7 @@ namespace Game.Chat
 
             PacketSenderOwning<ChatPkt> packet = new();
             Player player = Global.ObjAccessor.FindConnectedPlayer(_guid);
-            if (player)
+            if (player != null)
                 packet.Data.Initialize(ChatMsg.Channel, _lang, player, player, _what, 0, _source.GetName(localeIdx));
             else
             {
@@ -143,7 +143,7 @@ namespace Game.Chat
 
             PacketSenderOwning<ChatPkt> packet = new();
             Player player = Global.ObjAccessor.FindConnectedPlayer(_guid);
-            if (player)
+            if (player != null)
                 packet.Data.Initialize(ChatMsg.Channel, _lang, player, player, _what, 0, _source.GetName(localeIdx), Locale.enUS, _prefix);
             else
             {

Source/Game/Chat/CommandHandler.cs

@@ -218,7 +218,7 @@ namespace Game.Chat
                             return 0;
 
                         Player player = Global.ObjAccessor.FindPlayerByName(idS);
-                        if (player)
+                        if (player != null)
                             return player.GetGUID().GetCounter();
 
                         ObjectGuid guid = Global.CharacterCacheStorage.GetCharacterGuidByName(idS);
@@ -320,7 +320,7 @@ namespace Game.Chat
                 return null;
 
             Unit selected = _session.GetPlayer().GetSelectedUnit();
-            if (selected)
+            if (selected != null)
                 return selected;
 
             return _session.GetPlayer();
@@ -356,7 +356,7 @@ namespace Game.Chat
             // first try with selected target
             Player targetPlayer = Global.ObjAccessor.FindConnectedPlayer(selected);
             // if the target is not a player, then return self
-            if (!targetPlayer)
+            if (targetPlayer == null)
                 targetPlayer = _session.GetPlayer();
 
             return targetPlayer;
@@ -376,7 +376,7 @@ namespace Game.Chat
 
         public Creature GetCreatureFromPlayerMapByDbGuid(ulong lowguid)
         {
-            if (!_session)
+            if (_session == null)
                 return null;
 
             // Select the first alive creature or a dead one if not found
@@ -586,7 +586,7 @@ namespace Game.Chat
                     guid = Global.CharacterCacheStorage.GetCharacterGuidByName(name);
             }
 
-            if (player)
+            if (player != null)
             {
                 group = player.GetGroup();
                 if (guid.IsEmpty() || !offline)
@@ -594,7 +594,7 @@ namespace Game.Chat
             }
             else
             {
-                if (GetSelectedPlayer())
+                if (GetSelectedPlayer() != null)
                     player = GetSelectedPlayer();
                 else
                     player = _session.GetPlayer();

Source/Game/Chat/CommandManager.cs

@@ -337,8 +337,8 @@ namespace Game.Chat
             }
 
             Log.outCommand(session.GetAccountId(), $"Command: {cmdStr} [Player: {player.GetName()} ({player.GetGUID()}) (Account: {session.GetAccountId()}) " +
-                $"X: {player.GetPositionX()} Y: {player.GetPositionY()} Z: {player.GetPositionZ()} Map: {player.GetMapId()} ({(player.GetMap() ? player.GetMap().GetMapName() : "Unknown")}) " +
-                $"Area: {areaId} ({areaName}) Zone: {zoneName} Selected: {(player.GetSelectedUnit() ? player.GetSelectedUnit().GetName() : "")} ({targetGuid})]");
+                $"X: {player.GetPositionX()} Y: {player.GetPositionY()} Z: {player.GetPositionZ()} Map: {player.GetMapId()} ({(player.GetMap() != null ? player.GetMap().GetMapName() : "Unknown")}) " +
+                $"Area: {areaId} ({areaName}) Zone: {zoneName} Selected: {(player.GetSelectedUnit() != null ? player.GetSelectedUnit().GetName() : "")} ({targetGuid})]");
         }
 
         public void SendCommandHelp(CommandHandler handler)

Source/Game/Chat/Commands/AccountCommands.cs

@@ -623,7 +623,7 @@ namespace Game.Chat
                 else
                 {
                     Player player = handler.GetSelectedPlayer();
-                    if (!player)
+                    if (player == null)
                         return false;
 
                     accountId = player.GetSession().GetAccountId();
@@ -708,7 +708,7 @@ namespace Game.Chat
                 else
                 {
                     Player player = handler.GetSelectedPlayer();
-                    if (!player)
+                    if (player == null)
                         return false;
 
                     accountId = player.GetSession().GetAccountId();

Source/Game/Chat/Commands/AchievementCommands.cs

@@ -16,7 +16,7 @@ namespace Game.Chat.Commands
         static bool HandleAchievementAddCommand(CommandHandler handler, AchievementRecord achievementEntry)
         {
             Player target = handler.GetSelectedPlayer();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;

Source/Game/Chat/Commands/BanCommands.cs

@@ -105,7 +105,7 @@ namespace Game.Chat.Commands
                     break;
             }
 
-            string author = handler.GetSession() ? handler.GetSession().GetPlayerName() : "Server";
+            string author = handler.GetSession() != null ? handler.GetSession().GetPlayerName() : "Server";
             switch (Global.WorldMgr.BanAccount(mode, nameOrIP, duration, reason, author))
             {
                 case BanReturn.Success:
@@ -180,7 +180,7 @@ namespace Game.Chat.Commands
             Player target = Global.ObjAccessor.FindPlayerByName(name);
             ObjectGuid targetGuid;
 
-            if (!target)
+            if (target == null)
             {
                 targetGuid = Global.CharacterCacheStorage.GetCharacterGuidByName(name);
                 if (targetGuid.IsEmpty())
@@ -314,7 +314,7 @@ namespace Game.Chat.Commands
             handler.SendSysMessage(CypherStrings.BanlistMatchingcharacter);
 
             // Chat short output
-            if (handler.GetSession())
+            if (handler.GetSession() != null)
             {
                 do
                 {
@@ -405,7 +405,7 @@ namespace Game.Chat.Commands
 
             handler.SendSysMessage(CypherStrings.BanlistMatchingip);
             // Chat short output
-            if (handler.GetSession())
+            if (handler.GetSession() != null)
             {
                 do
                 {
@@ -458,7 +458,7 @@ namespace Game.Chat.Commands
             handler.SendSysMessage(CypherStrings.BanlistMatchingaccount);
 
             // Chat short output
-            if (handler.GetSession())
+            if (handler.GetSession() != null)
             {
                 do
                 {

Source/Game/Chat/Commands/CastCommands.cs

@@ -16,7 +16,7 @@ namespace Game.Chat
         static bool HandleCastCommand(CommandHandler handler, uint spellId, [OptionalArg] string triggeredStr)
         {
             Unit target = handler.GetSelectedUnit();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCharOrCreature);
                 return false;
@@ -37,7 +37,7 @@ namespace Game.Chat
         static bool HandleCastBackCommand(CommandHandler handler, uint spellId, [OptionalArg] string triggeredStr)
         {
             Creature caster = handler.GetSelectedCreature();
-            if (!caster)
+            if (caster == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCharOrCreature);
                 return false;
@@ -77,7 +77,7 @@ namespace Game.Chat
         static bool HandleCastSelfCommand(CommandHandler handler, uint spellId, [OptionalArg] string triggeredStr)
         {
             Unit target = handler.GetSelectedUnit();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCharOrCreature);
                 return false;
@@ -99,13 +99,13 @@ namespace Game.Chat
         static bool HandleCastTargetCommad(CommandHandler handler, uint spellId, [OptionalArg] string triggeredStr)
         {
             Creature caster = handler.GetSelectedCreature();
-            if (!caster)
+            if (caster == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCharOrCreature);
                 return false;
             }
 
-            if (!caster.GetVictim())
+            if (caster.GetVictim() == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectedTargetNotHaveVictim);
                 return false;
@@ -127,7 +127,7 @@ namespace Game.Chat
         static bool HandleCastDestCommand(CommandHandler handler, uint spellId, float x, float y, float z, [OptionalArg] string triggeredStr)
         {
             Unit caster = handler.GetSelectedUnit();
-            if (!caster)
+            if (caster == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCharOrCreature);
                 return false;

Source/Game/Chat/Commands/CharacterCommands.cs

@@ -138,7 +138,7 @@ namespace Game.Chat
                 if (session != null)
                 {
                     Player sessionPlayer = session.GetPlayer();
-                    if (sessionPlayer)
+                    if (sessionPlayer != null)
                         Log.outCommand(session.GetAccountId(), "GM {0} (Account: {1}) forced rename {2} to player {3} (Account: {4})", sessionPlayer.GetName(), session.GetAccountId(), newName, sessionPlayer.GetName(), Global.CharacterCacheStorage.GetCharacterAccountIdByGuid(sessionPlayer.GetGUID()));
                 }
                 else
@@ -212,7 +212,7 @@ namespace Game.Chat
                 DB.Characters.Execute(stmt);
             }
 
-            if (!handler.GetSession() || (handler.GetSession().GetPlayer() != player.GetConnectedPlayer()))      // including chr == NULL
+            if (handler.GetSession() == null || (handler.GetSession().GetPlayer() != player.GetConnectedPlayer()))      // including chr == NULL
                 handler.SendSysMessage(CypherStrings.YouChangeLvl, handler.PlayerLink(player.GetName()), newlevel);
 
             return true;
@@ -602,7 +602,7 @@ namespace Game.Chat
                 {
                     string dateStr = Time.UnixTimeToDateTime(info.deleteDate).ToShortDateString();
 
-                    if (!handler.GetSession())
+                    if (handler.GetSession() == null)
                         handler.SendSysMessage(CypherStrings.CharacterDeletedListLineConsole,
                             info.guid.ToString(), info.name, info.accountName.IsEmpty() ? "<Not existed>" : info.accountName,
                             info.accountId, dateStr);
@@ -612,7 +612,7 @@ namespace Game.Chat
                             info.accountId, dateStr);
                 }
 
-                if (!handler.GetSession())
+                if (handler.GetSession() == null)
                     handler.SendSysMessage(CypherStrings.CharacterDeletedListBar);
             }
 

Source/Game/Chat/Commands/CheatCommands.cs

@@ -56,7 +56,7 @@ namespace Game.Chat.Commands
         static bool HandleExploreCheatCommand(CommandHandler handler, bool reveal)
         {
             Player chr = handler.GetSelectedPlayer();
-            if (!chr)
+            if (chr == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -155,7 +155,7 @@ namespace Game.Chat.Commands
         static bool HandleTaxiCheatCommand(CommandHandler handler, bool? enableArg)
         {
             Player chr = handler.GetSelectedPlayer();
-            if (!chr)
+            if (chr == null)
                 chr = handler.GetSession().GetPlayer();
             else if (handler.HasLowerSecurity(chr, ObjectGuid.Empty)) // check online security
                 return false;

Source/Game/Chat/Commands/DebugCommands.cs

@@ -25,7 +25,7 @@ namespace Game.Chat
         static bool HandleDebugAnimCommand(CommandHandler handler, Emote emote)
         {
             Unit unit = handler.GetSelectedUnit();
-            if (unit)
+            if (unit != null)
                 unit.HandleEmoteCommand(emote);
 
             handler.SendSysMessage($"Playing emote {emote}");
@@ -68,11 +68,11 @@ namespace Game.Chat
         static bool HandleDebugBoundaryCommand(CommandHandler handler, string fill, uint durationArg)
         {
             Player player = handler.GetPlayer();
-            if (!player)
+            if (player == null)
                 return false;
 
             Creature target = handler.GetSelectedCreature();
-            if (!target || !target.IsAIEnabled())
+            if (target == null || !target.IsAIEnabled())
                 return false;
 
             TimeSpan duration = durationArg != 0 ? TimeSpan.FromSeconds(durationArg) : TimeSpan.Zero;
@@ -90,7 +90,7 @@ namespace Game.Chat
         static bool HandleDebugCombatListCommand(CommandHandler handler)
         {
             Unit target = handler.GetSelectedUnit();
-            if (!target)
+            if (target == null)
                 target = handler.GetPlayer();
 
             handler.SendSysMessage($"Combat refs: (Combat state: {target.IsInCombat()} | Manager state: {target.GetCombatManager().HasCombat()})");
@@ -112,7 +112,7 @@ namespace Game.Chat
         static bool HandleDebugConversationCommand(CommandHandler handler, uint conversationEntry)
         {
             Player target = handler.GetSelectedPlayerOrSelf();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.PlayerNotFound);
                 return false;
@@ -132,7 +132,7 @@ namespace Game.Chat
         static bool HandleDebugEnterVehicleCommand(CommandHandler handler, uint entry, sbyte seatId = -1)
         {
             Unit target = handler.GetSelectedUnit();
-            if (!target || !target.IsVehicle())
+            if (target == null || !target.IsVehicle())
                 return false;
 
             if (entry == 0)
@@ -143,7 +143,7 @@ namespace Game.Chat
                 var searcher = new CreatureSearcher(handler.GetPlayer(), check);
                 Cell.VisitAllObjects(handler.GetPlayer(), searcher, 30.0f);
                 var passenger = searcher.GetTarget();
-                if (!passenger || passenger == target)
+                if (passenger == null || passenger == target)
                     return false;
                 passenger.EnterVehicle(target, seatId);
             }
@@ -175,7 +175,7 @@ namespace Game.Chat
                 return false;
 
             Player player = handler.GetSelectedPlayer();
-            if (!player)
+            if (player == null)
                 player = handler.GetPlayer();
 
             if (!listQueue && !checkAll)
@@ -188,15 +188,15 @@ namespace Game.Chat
                         continue;
 
                     Item item = player.GetItemByPos(InventorySlots.Bag0, i);
-                    if (item)
+                    if (item != null)
                     {
                         Bag bag = item.ToBag();
-                        if (bag)
+                        if (bag != null)
                         {
                             for (byte j = 0; j < bag.GetBagSize(); ++j)
                             {
                                 Item item2 = bag.GetItemByPos(j);
-                                if (item2)
+                                if (item2 != null)
                                     if (item2.GetState() == state)
                                         handler.SendSysMessage("bag: 255 slot: {0} guid: {1} owner: {2}", item2.GetSlot(), item2.GetGUID().ToString(), item2.GetOwnerGUID().ToString());
                             }
@@ -213,11 +213,11 @@ namespace Game.Chat
                 for (int i = 0; i < updateQueue.Count; ++i)
                 {
                     Item item = updateQueue[i];
-                    if (!item)
+                    if (item == null)
                         continue;
 
                     Bag container = item.GetContainer();
-                    byte bagSlot = container ? container.GetSlot() : InventorySlots.Bag0;
+                    byte bagSlot = container != null ? container.GetSlot() : InventorySlots.Bag0;
 
                     string st = "";
                     switch (item.GetState())
@@ -252,7 +252,7 @@ namespace Game.Chat
                         continue;
 
                     Item item = player.GetItemByPos(InventorySlots.Bag0, i);
-                    if (!item)
+                    if (item == null)
                         continue;
 
                     if (item.GetSlot() != i)
@@ -270,7 +270,7 @@ namespace Game.Chat
                     }
 
                     Bag container = item.GetContainer();
-                    if (container)
+                    if (container != null)
                     {
                         handler.SendSysMessage("The item with slot {0} and guid {1} has a container (slot: {2}, guid: {3}) but shouldn't!", item.GetSlot(), item.GetGUID().ToString(), container.GetSlot(), container.GetGUID().ToString());
                         error = true;
@@ -309,12 +309,12 @@ namespace Game.Chat
                     }
 
                     Bag bag = item.ToBag();
-                    if (bag)
+                    if (bag != null)
                     {
                         for (byte j = 0; j < bag.GetBagSize(); ++j)
                         {
                             Item item2 = bag.GetItemByPos(j);
-                            if (!item2)
+                            if (item2 == null)
                                 continue;
 
                             if (item2.GetSlot() != j)
@@ -332,7 +332,7 @@ namespace Game.Chat
                             }
 
                             Bag container1 = item2.GetContainer();
-                            if (!container1)
+                            if (container1 == null)
                             {
                                 handler.SendSysMessage("The item in bag {0} at slot {1} with guid {2} has no container!", bag.GetSlot(), item2.GetSlot(), item2.GetGUID().ToString());
                                 error = true;
@@ -383,7 +383,7 @@ namespace Game.Chat
                 for (int i = 0; i < updateQueue.Count; ++i)
                 {
                     Item item = updateQueue[i];
-                    if (!item)
+                    if (item == null)
                         continue;
 
                     if (item.GetOwnerGUID() != player.GetGUID())
@@ -550,7 +550,7 @@ namespace Game.Chat
         static bool HandleDebugItemExpireCommand(CommandHandler handler, ulong guid)
         {
             Item item = handler.GetPlayer().GetItemByGuid(ObjectGuid.Create(HighGuid.Item, guid));
-            if (!item)
+            if (item == null)
                 return false;
 
             handler.GetPlayer().DestroyItem(item.GetBagSlot(), item.GetSlot(), true);
@@ -580,7 +580,7 @@ namespace Game.Chat
 
         static bool HandleDebugLoadCellsCommandHelper(CommandHandler handler, Map map, uint? tileX, uint? tileY)
         {
-            if (!map)
+            if (map == null)
                 return false;
 
             // Load 1 single tile if specified, otherwise load the whole map
@@ -610,7 +610,7 @@ namespace Game.Chat
         static bool HandleDebugGetLootRecipientCommand(CommandHandler handler)
         {
             Creature target = handler.GetSelectedCreature();
-            if (!target)
+            if (target == null)
                 return false;
 
             handler.SendSysMessage($"Loot recipients for creature {target.GetName()} ({target.GetGUID()}, SpawnID {target.GetSpawnId()}) are:");
@@ -627,7 +627,7 @@ namespace Game.Chat
         static bool HandleDebugLoSCommand(CommandHandler handler)
         {
             Unit unit = handler.GetSelectedUnit();
-            if (unit)
+            if (unit != null)
             {
                 Player player = handler.GetPlayer();
                 handler.SendSysMessage($"Checking LoS {player.GetName()} . {unit.GetName()}:");
@@ -643,7 +643,7 @@ namespace Game.Chat
         static bool HandleDebugMoveflagsCommand(CommandHandler handler, uint? moveFlags, uint? moveFlagsExtra)
         {
             Unit target = handler.GetSelectedUnit();
-            if (!target)
+            if (target == null)
                 target = handler.GetPlayer();
 
             if (!moveFlags.HasValue)
@@ -684,7 +684,7 @@ namespace Game.Chat
             if (linked == "linked")
             {
                 Battleground bg = player.GetBattleground();
-                if (bg)
+                if (bg != null)
                     nearestLoc = bg.GetClosestGraveyard(player);
                 else
                 {
@@ -763,7 +763,7 @@ namespace Game.Chat
         static bool HandleDebugPhaseCommand(CommandHandler handler)
         {
             Unit target = handler.GetSelectedUnit();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCreature);
                 return false;
@@ -782,7 +782,7 @@ namespace Game.Chat
         static bool HandleDebugPlayerConditionCommand(CommandHandler handler, uint playerConditionId)
         {
             Player target = handler.GetSelectedPlayerOrSelf();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.PlayerNotFound);
                 return false;
@@ -900,7 +900,7 @@ namespace Game.Chat
         static bool HandleDebugSetAuraStateCommand(CommandHandler handler, AuraStateType? state, bool apply)
         {
             Unit unit = handler.GetSelectedUnit();
-            if (!unit)
+            if (unit == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCharOrCreature);
                 return false;
@@ -925,7 +925,7 @@ namespace Game.Chat
             handler.GetPlayer().GetClosePoint(out x, out y, out z, handler.GetPlayer().GetCombatReach());
 
             if (id == 0)
-                return handler.GetPlayer().SummonCreature(entry, x, y, z, o);
+                return handler.GetPlayer().SummonCreature(entry, x, y, z, o) != null;
 
             CreatureTemplate creatureTemplate = Global.ObjectMgr.GetCreatureTemplate(entry);
             if (creatureTemplate == null)
@@ -939,7 +939,7 @@ namespace Game.Chat
             Position pos = new(x, y, z, o);
 
             Creature creature = Creature.CreateCreature(entry, map, pos, id);
-            if (!creature)
+            if (creature == null)
                 return false;
 
             map.AddToMap(creature);
@@ -1086,7 +1086,7 @@ namespace Game.Chat
         static bool HandleDebugTransportCommand(CommandHandler handler, string operation)
         {
             Transport transport = handler.GetPlayer().GetTransport<Transport>();
-            if (!transport)
+            if (transport == null)
                 return false;
 
             bool start = false;
@@ -1267,7 +1267,7 @@ namespace Game.Chat
                 Player player = handler.GetPlayer();
 
                 Unit unit = handler.GetSelectedUnit();
-                if (!unit)
+                if (unit == null)
                 {
                     handler.SendSysMessage(CypherStrings.SelectCharOrCreature);
                     return false;

Source/Game/Chat/Commands/DeserterCommands.cs

@@ -52,7 +52,7 @@ namespace Game.Chat.Commands
         static bool HandleDeserterAdd(CommandHandler handler, uint time, bool isInstance)
         {
             Player player = handler.GetSelectedPlayer();
-            if (!player)
+            if (player == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -72,7 +72,7 @@ namespace Game.Chat.Commands
         static bool HandleDeserterRemove(CommandHandler handler, bool isInstance)
         {
             Player player = handler.GetSelectedPlayer();
-            if (!player)
+            if (player == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;

Source/Game/Chat/Commands/GameObjectCommands.cs

@@ -21,7 +21,7 @@ namespace Game.Chat
         static bool HandleGameObjectActivateCommand(CommandHandler handler, ulong guidLow)
         {
             GameObject obj = handler.GetObjectFromPlayerMapByDbGuid(guidLow);
-            if (!obj)
+            if (obj == null)
             {
                 handler.SendSysMessage(CypherStrings.CommandObjnotfound, guidLow);
                 return false;
@@ -48,7 +48,7 @@ namespace Game.Chat
                 if (!ownerGuid.IsEmpty())
                 {
                     Unit owner = Global.ObjAccessor.GetUnit(player, ownerGuid);
-                    if (!owner || !ownerGuid.IsPlayer())
+                    if (owner == null || !ownerGuid.IsPlayer())
                     {
                         handler.SendSysMessage(CypherStrings.CommandDelobjrefercreature, ownerGuid.ToString(), obj.GetGUID().ToString());
                         return false;
@@ -189,7 +189,7 @@ namespace Game.Chat
         static bool HandleGameObjectMoveCommand(CommandHandler handler, ulong guidLow, float[] xyz)
         {
             GameObject obj = handler.GetObjectFromPlayerMapByDbGuid(guidLow);
-            if (!obj)
+            if (obj == null)
             {
                 handler.SendSysMessage(CypherStrings.CommandObjnotfound, guidLow);
                 return false;
@@ -227,7 +227,7 @@ namespace Game.Chat
             obj.Delete();
 
             obj = GameObject.CreateGameObjectFromDB(guidLow, map);
-            if (!obj)
+            if (obj == null)
                 return false;
 
             handler.SendSysMessage(CypherStrings.CommandMoveobjmessage, obj.GetSpawnId(), obj.GetGoInfo().name, obj.GetGUID().ToString());
@@ -418,7 +418,7 @@ namespace Game.Chat
 
             handler.SendSysMessage(CypherStrings.GameobjectDetail, guidLow, objectInfo.name, guidLow, id, x, y, z, mapId, o, phaseId, phaseGroup);
 
-            if (target)
+            if (target != null)
             {
                 int curRespawnDelay = (int)(target.GetRespawnTimeEx() - GameTime.GetGameTime());
                 if (curRespawnDelay < 0)
@@ -436,7 +436,7 @@ namespace Game.Chat
         static bool HandleGameObjectTurnCommand(CommandHandler handler, ulong guidLow, float? oz, float? oy, float? ox)
         {
             GameObject obj = handler.GetObjectFromPlayerMapByDbGuid(guidLow);
-            if (!obj)
+            if (obj == null)
             {
                 handler.SendSysMessage(CypherStrings.CommandObjnotfound, guidLow);
                 return false;
@@ -458,7 +458,7 @@ namespace Game.Chat
             obj.Delete();
 
             obj = GameObject.CreateGameObjectFromDB(guidLow, map);
-            if (!obj)
+            if (obj == null)
                 return false;
 
             handler.SendSysMessage(CypherStrings.CommandTurnobjmessage, obj.GetSpawnId(), obj.GetGoInfo().name, obj.GetGUID().ToString(), obj.GetOrientation());
@@ -494,7 +494,7 @@ namespace Game.Chat
                 Map map = player.GetMap();
 
                 GameObject obj = GameObject.CreateGameObject(objectInfo.entry, map, player, Quaternion.CreateFromRotationMatrix(Extensions.fromEulerAnglesZYX(player.GetOrientation(), 0.0f, 0.0f)), 255, GameObjectState.Ready);
-                if (!obj)
+                if (obj == null)
                     return false;
 
                 PhasingHandler.InheritPhaseShift(obj, player);
@@ -508,7 +508,7 @@ namespace Game.Chat
 
                 // this will generate a new guid if the object is in an instance
                 obj = GameObject.CreateGameObjectFromDB(spawnId, map);
-                if (!obj)
+                if (obj == null)
                     return false;
 
                 // TODO: is it really necessary to add both the real and DB table guid here ?
@@ -546,7 +546,7 @@ namespace Game.Chat
                     return false;
 
                 GameObject obj = handler.GetObjectFromPlayerMapByDbGuid(guidLow);
-                if (!obj)
+                if (obj == null)
                 {
                     handler.SendSysMessage(CypherStrings.CommandObjnotfound, guidLow);
                     return false;
@@ -570,7 +570,7 @@ namespace Game.Chat
                     return false;
 
                 GameObject obj = handler.GetObjectFromPlayerMapByDbGuid(guidLow);
-                if (!obj)
+                if (obj == null)
                 {
                     handler.SendSysMessage(CypherStrings.CommandObjnotfound, guidLow);
                     return false;

Source/Game/Chat/Commands/GroupCommands.cs

@@ -23,7 +23,7 @@ namespace Game.Chat
             if (!handler.GetPlayerGroupAndGUIDByName(name, out Player player, out Group group, out _))
                 return false;
 
-            if (!group)
+            if (group == null)
             {
                 handler.SendSysMessage(CypherStrings.GroupNotInGroup, player.GetName());
                 return false;
@@ -39,7 +39,7 @@ namespace Game.Chat
             if (!handler.GetPlayerGroupAndGUIDByName(playerNameGroup, out Player playerSource, out Group groupSource, out _, true))
                 return false;
 
-            if (!groupSource)
+            if (groupSource == null)
             {
                 handler.SendSysMessage(CypherStrings.GroupNotInGroup, playerSource.GetName());
                 return false;
@@ -48,7 +48,7 @@ namespace Game.Chat
             if (!handler.GetPlayerGroupAndGUIDByName(playerName, out Player playerTarget, out Group groupTarget, out _, true))
                 return false;
 
-            if (groupTarget || playerTarget.GetGroup() == groupSource)
+            if (groupTarget != null || playerTarget.GetGroup() == groupSource)
             {
                 handler.SendSysMessage(CypherStrings.GroupAlreadyInGroup, playerTarget.GetName());
                 return false;
@@ -72,7 +72,7 @@ namespace Game.Chat
             if (!handler.GetPlayerGroupAndGUIDByName(name, out Player player, out Group group, out ObjectGuid guid))
                 return false;
 
-            if (!group)
+            if (group == null)
             {
                 handler.SendSysMessage(CypherStrings.GroupNotInGroup, player.GetName());
                 return false;
@@ -155,7 +155,7 @@ namespace Game.Chat
             }
 
             // If both fails, players simply has no party. Return false.
-            if (!groupTarget)
+            if (groupTarget == null)
             {
                 handler.SendSysMessage(CypherStrings.GroupNotInGroup, target.GetName());
                 return false;
@@ -194,15 +194,15 @@ namespace Game.Chat
                     flags = "None";
 
                 // Check if iterator is online. If is...
-                Player p = Global.ObjAccessor.FindPlayer(slot.guid);
+                Player player = Global.ObjAccessor.FindPlayer(slot.guid);
                 string phases = "";
-                if (p && p.IsInWorld)
+                if (player != null && player.IsInWorld)
                 {
                     // ... than, it prints information like "is online", where he is, etc...
                     onlineState = "online";
-                    phases = PhasingHandler.FormatPhases(p.GetPhaseShift());
+                    phases = PhasingHandler.FormatPhases(player.GetPhaseShift());
 
-                    AreaTableRecord area = CliDB.AreaTableStorage.LookupByKey(p.GetAreaId());
+                    AreaTableRecord area = CliDB.AreaTableStorage.LookupByKey(player.GetAreaId());
                     if (area != null)
                     {
                         AreaTableRecord zone = CliDB.AreaTableStorage.LookupByKey(area.ParentAreaID);
@@ -226,7 +226,7 @@ namespace Game.Chat
             if (!handler.GetPlayerGroupAndGUIDByName(name, out Player player, out Group group, out ObjectGuid guid))
                 return false;
 
-            if (!group)
+            if (group == null)
             {
                 handler.SendSysMessage(CypherStrings.GroupNotInGroup, player.GetName());
                 return false;
@@ -273,7 +273,7 @@ namespace Game.Chat
             for (GroupReference it = groupTarget.GetFirstMember(); it != null; it = it.Next())
             {
                 Player target = it.GetSource();
-                if (target)
+                if (target != null)
                 {
                     target.ResurrectPlayer(target.GetSession().HasPermission(RBACPermissions.ResurrectWithFullHps) ? 1.0f : 0.5f);
                     target.SpawnCorpseBones();
@@ -302,7 +302,7 @@ namespace Game.Chat
 
             string nameLink = handler.GetNameLink(target);
 
-            if (!group)
+            if (group == null)
             {
                 handler.SendSysMessage(CypherStrings.NotInGroup, nameLink);
                 return false;
@@ -319,7 +319,7 @@ namespace Game.Chat
             if (toInstance)
             {
                 Player groupLeader = Global.ObjAccessor.GetPlayer(gmMap, group.GetLeaderGUID());
-                if (!groupLeader || (groupLeader.GetMapId() != gmMap.GetId()) || (groupLeader.GetInstanceId() != gmMap.GetInstanceId()))
+                if (groupLeader == null || (groupLeader.GetMapId() != gmMap.GetId()) || (groupLeader.GetInstanceId() != gmMap.GetInstanceId()))
                 {
                     handler.SendSysMessage(CypherStrings.PartialGroupSummon);
                     onlyLocalSummon = true;
@@ -330,7 +330,7 @@ namespace Game.Chat
             {
                 Player player = refe.GetSource();
 
-                if (!player || player == gmPlayer || player.GetSession() == null)
+                if (player == null || player == gmPlayer || player.GetSession() == null)
                     continue;
 
                 // check online security
@@ -409,7 +409,7 @@ namespace Game.Chat
                 if (!handler.GetPlayerGroupAndGUIDByName(name, out Player player, out Group group, out ObjectGuid guid))
                     return false;
 
-                if (!group)
+                if (group == null)
                 {
                     handler.SendSysMessage(CypherStrings.NotInGroup, player.GetName());
                     return false;

Source/Game/Chat/Commands/GuildCommands.cs

@@ -31,7 +31,7 @@ namespace Game.Chat
                 return false;
             }
 
-            if (Global.GuildMgr.GetGuildByName(guildName))
+            if (Global.GuildMgr.GetGuildByName(guildName) != null)
             {
                 handler.SendSysMessage(CypherStrings.GuildRenameAlreadyExists);
                 return false;
@@ -122,7 +122,7 @@ namespace Game.Chat
                 return false;
 
             Guild targetGuild = Global.GuildMgr.GetGuildById(guildId);
-            if (!targetGuild)
+            if (targetGuild == null)
                 return false;
 
             return targetGuild.ChangeMemberRank(null, player.GetGUID(), (GuildRankId)rank);
@@ -144,13 +144,13 @@ namespace Game.Chat
             }
 
             Guild guild = Global.GuildMgr.GetGuildByName(oldGuildName);
-            if (!guild)
+            if (guild == null)
             {
                 handler.SendSysMessage(CypherStrings.CommandCouldnotfind, oldGuildName);
                 return false;
             }
 
-            if (Global.GuildMgr.GetGuildByName(newGuildName))
+            if (Global.GuildMgr.GetGuildByName(newGuildName) != null)
             {
                 handler.SendSysMessage(CypherStrings.GuildRenameAlreadyExists, newGuildName);
                 return false;
@@ -185,7 +185,7 @@ namespace Game.Chat
                     guild = target.GetConnectedPlayer().GetGuild();
             }
 
-            if (!guild)
+            if (guild == null)
                 return false;
 
             // Display Guild Information

Source/Game/Chat/Commands/HonorCommands.cs

@@ -14,7 +14,7 @@ namespace Game.Chat.Commands
         static bool HandleHonorUpdateCommand(CommandHandler handler)
         {
             Player target = handler.GetSelectedPlayer();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.PlayerNotFound);
                 return false;
@@ -35,7 +35,7 @@ namespace Game.Chat.Commands
             static bool HandleHonorAddCommand(CommandHandler handler, int amount)
             {
                 Player target = handler.GetSelectedPlayer();
-                if (!target)
+                if (target == null)
                 {
                     handler.SendSysMessage(CypherStrings.PlayerNotFound);
                     return false;
@@ -53,7 +53,7 @@ namespace Game.Chat.Commands
             static bool HandleHonorAddKillCommand(CommandHandler handler)
             {
                 Unit target = handler.GetSelectedUnit();
-                if (!target)
+                if (target == null)
                 {
                     handler.SendSysMessage(CypherStrings.PlayerNotFound);
                     return false;
@@ -61,7 +61,7 @@ namespace Game.Chat.Commands
 
                 // check online security
                 Player player = target.ToPlayer();
-                if (player)
+                if (player != null)
                     if (handler.HasLowerSecurity(player, ObjectGuid.Empty))
                         return false;
 

Source/Game/Chat/Commands/LFGCommands.cs

@@ -52,7 +52,7 @@ namespace Game.Chat
                     groupTarget = Global.GroupMgr.GetGroupByDbStoreId(resultGroup.Read<uint>(0));
             }
 
-            if (!groupTarget)
+            if (groupTarget == null)
             {
                 handler.SendSysMessage(CypherStrings.LfgNotInGroup, player.GetName());
                 return false;
@@ -63,9 +63,9 @@ namespace Game.Chat
 
             foreach (var slot in groupTarget.GetMemberSlots())
             {
-                Player p = Global.ObjAccessor.FindPlayer(slot.guid);
-                if (p)
-                    PrintPlayerInfo(handler, p);
+                Player groupPlayer = Global.ObjAccessor.FindPlayer(slot.guid);
+                if (groupPlayer != null)
+                    PrintPlayerInfo(handler, groupPlayer);
                 else
                     handler.SendSysMessage("{0} is offline.", slot.name);
             }
@@ -102,7 +102,7 @@ namespace Game.Chat
 
         static void PrintPlayerInfo(CommandHandler handler, Player player)
         {
-            if (!player)
+            if (player == null)
                 return;
 
             ObjectGuid guid = player.GetGUID();

Source/Game/Chat/Commands/LearnCommands.cs

@@ -18,7 +18,7 @@ namespace Game.Chat.Commands
         static bool HandleLearnCommand(CommandHandler handler, uint spellId, [OptionalArg] string allRanksStr)
         {
             Player targetPlayer = handler.GetSelectedPlayerOrSelf();
-            if (!targetPlayer)
+            if (targetPlayer == null)
             {
                 handler.SendSysMessage(CypherStrings.PlayerNotFound);
                 return false;
@@ -141,7 +141,7 @@ namespace Game.Chat.Commands
                 //  Example: .learn all_recipes enchanting
 
                 Player target = handler.GetSelectedPlayer();
-                if (!target)
+                if (target == null)
                 {
                     handler.SendSysMessage(CypherStrings.PlayerNotFound);
                     return false;
@@ -317,7 +317,7 @@ namespace Game.Chat.Commands
         static bool HandleUnLearnCommand(CommandHandler handler, uint spellId, [OptionalArg] string allRanksStr)
         {
             Player target = handler.GetSelectedPlayer();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;

Source/Game/Chat/Commands/ListCommands.cs

@@ -63,7 +63,7 @@ namespace Game.Chat.Commands
                         thisMap = handler.GetSession().GetPlayer().GetMap();
 
                     // If map found, try to find active version of this creature
-                    if (thisMap)
+                    if (thisMap != null)
                     {
                         var creBounds = thisMap.GetCreatureBySpawnIdStore().LookupByKey(guid);
                         foreach (var creature in creBounds)
@@ -73,7 +73,7 @@ namespace Game.Chat.Commands
 
                     if (!liveFound)
                     {
-                        if (handler.GetSession())
+                        if (handler.GetSession() != null)
                             handler.SendSysMessage(CypherStrings.CreatureListChat, guid, guid, cInfo.Name, x, y, z, mapId, "", "");
                         else
                             handler.SendSysMessage(CypherStrings.CreatureListConsole, guid, cInfo.Name, x, y, z, mapId, "", "");
@@ -403,7 +403,7 @@ namespace Game.Chat.Commands
                         thisMap = handler.GetSession().GetPlayer().GetMap();
 
                     // If map found, try to find active version of this object
-                    if (thisMap)
+                    if (thisMap != null)
                     {
                         var goBounds = thisMap.GetGameObjectBySpawnIdStore().LookupByKey(guid);
                         foreach (var go in goBounds)
@@ -413,7 +413,7 @@ namespace Game.Chat.Commands
 
                     if (!liveFound)
                     {
-                        if (handler.GetSession())
+                        if (handler.GetSession() != null)
                             handler.SendSysMessage(CypherStrings.GoListChat, guid, entry, guid, gInfo.name, x, y, z, mapId, "", "");
                         else
                             handler.SendSysMessage(CypherStrings.GoListConsole, guid, gInfo.name, x, y, z, mapId, "", "");
@@ -485,10 +485,10 @@ namespace Game.Chat.Commands
         static bool HandleListScenesCommand(CommandHandler handler)
         {
             Player target = handler.GetSelectedPlayer();
-            if (!target)
+            if (target == null)
                 target = handler.GetSession().GetPlayer();
 
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.PlayerNotFound);
                 return false;
@@ -572,7 +572,7 @@ namespace Game.Chat.Commands
             static bool ListAurasCommand(CommandHandler handler, uint? spellId, string namePart)
             {
                 Unit unit = handler.GetSelectedUnit();
-                if (!unit)
+                if (unit == null)
                 {
                     handler.SendSysMessage(CypherStrings.SelectCharOrCreature);
                     return false;

Source/Game/Chat/Commands/LookupCommands.cs

@@ -207,7 +207,7 @@ namespace Game.Chat
 
             foreach (var factionEntry in CliDB.FactionStorage.Values)
             {
-                FactionState factionState = target ? target.GetReputationMgr().GetState(factionEntry) : null;
+                FactionState factionState = target != null ? target.GetReputationMgr().GetState(factionEntry) : null;
 
                 Locale locale = handler.GetSessionDbcLocale();
                 string name = factionEntry.Name[locale];
@@ -450,7 +450,7 @@ namespace Game.Chat
 
                     string valStr = "";
                     string knownStr = "";
-                    if (target && target.HasSkill((SkillType)skillInfo.Id))
+                    if (target != null && target.HasSkill((SkillType)skillInfo.Id))
                     {
                         knownStr = handler.GetCypherString(CypherStrings.Known);
                         uint curValue = target.GetPureSkillValue((SkillType)skillInfo.Id);
@@ -564,7 +564,7 @@ namespace Game.Chat
             Player target = handler.GetSelectedPlayer();
 
             // title name have single string arg for player name
-            string targetName = target ? target.GetName() : "NAME";
+            string targetName = target != null ? target.GetName() : "NAME";
 
             uint counter = 0;                                     // Counter for figure out that we found smth.
             // Search in CharTitles.dbc
@@ -572,7 +572,7 @@ namespace Game.Chat
             {
                 for (Gender gender = Gender.Male; gender <= Gender.Female; ++gender)
                 {
-                    if (target && target.GetGender() != gender)
+                    if (target != null && target.GetGender() != gender)
                         continue;
 
                     Locale locale = handler.GetSessionDbcLocale();
@@ -605,9 +605,9 @@ namespace Game.Chat
                             return true;
                         }
 
-                        string knownStr = target && target.HasTitle(titleInfo) ? handler.GetCypherString(CypherStrings.Known) : "";
+                        string knownStr = target != null && target.HasTitle(titleInfo) ? handler.GetCypherString(CypherStrings.Known) : "";
 
-                        string activeStr = target && target.m_playerData.PlayerTitle == titleInfo.MaskID
+                        string activeStr = target != null && target.m_playerData.PlayerTitle == titleInfo.MaskID
                             ? handler.GetCypherString(CypherStrings.Active) : "";
 
                         string titleNameStr = string.Format(name.ConvertFormatSyntax(), targetName);
@@ -684,7 +684,7 @@ namespace Game.Chat
                         return true;
                     }
 
-                    if (handler.GetSession())
+                    if (handler.GetSession() != null)
                         handler.SendSysMessage(CypherStrings.ItemListChat, id, id, name);
                     else
                         handler.SendSysMessage(CypherStrings.ItemListConsole, id, name);
@@ -739,7 +739,7 @@ namespace Game.Chat
                         }
 
                         // send item set in "id - [namedlink locale]" format
-                        if (handler.GetSession())
+                        if (handler.GetSession() != null)
                             handler.SendSysMessage(CypherStrings.ItemsetListChat, id, id, name, "");
                         else
                             handler.SendSysMessage(CypherStrings.ItemsetListConsole, id, name, "");
@@ -774,7 +774,7 @@ namespace Game.Chat
                     if (string.IsNullOrEmpty(name))
                         continue;
 
-                    if (!name.Like(namePart) && handler.GetSession())
+                    if (!name.Like(namePart) && handler.GetSession() != null)
                     {
                         locale = 0;
                         for (; locale < Locale.Total; ++locale)
@@ -839,7 +839,7 @@ namespace Game.Chat
                 var mapInfo = CliDB.MapStorage.LookupByKey(id);
                 if (mapInfo != null)
                 {
-                    Locale locale = handler.GetSession() ? handler.GetSession().GetSessionDbcLocale() : Global.WorldMgr.GetDefaultDbcLocale();
+                    Locale locale = handler.GetSession() != null ? handler.GetSession().GetSessionDbcLocale() : Global.WorldMgr.GetDefaultDbcLocale();
                     string name = mapInfo.MapName[locale];
                     if (name.IsEmpty())
                     {
@@ -891,7 +891,7 @@ namespace Game.Chat
                 if (ip.IsEmpty())
                 {
                     // NULL only if used from console
-                    if (!target || target == handler.GetSession().GetPlayer())
+                    if (target == null || target == handler.GetSession().GetPlayer())
                         return false;
 
                     ip = target.GetSession().GetRemoteAddress();
@@ -1004,7 +1004,7 @@ namespace Game.Chat
 
                                 string statusStr = "";
 
-                                if (target)
+                                if (target != null)
                                 {
                                     switch (target.GetQuestStatus(qInfo.Id))
                                     {
@@ -1065,7 +1065,7 @@ namespace Game.Chat
 
                         string statusStr = "";
 
-                        if (target)
+                        if (target != null)
                         {
                             QuestStatus status = target.GetQuestStatus(qInfo.Id);
 
@@ -1135,7 +1135,7 @@ namespace Game.Chat
 
                     string statusStr = "";
 
-                    if (target)
+                    if (target != null)
                     {
                         switch (target.GetQuestStatus(id))
                         {
@@ -1153,7 +1153,7 @@ namespace Game.Chat
                         }
                     }
 
-                    if (handler.GetSession())
+                    if (handler.GetSession() != null)
                     {
                         int maxLevel = 0;
                         var questLevels = Global.DB2Mgr.GetContentTuningData(quest.ContentTuningId, handler.GetSession().GetPlayer().m_playerData.CtrOptions.GetValue().ContentTuningConditionMask);
@@ -1229,14 +1229,14 @@ namespace Game.Chat
                                 return true;
                             }
 
-                            bool known = target && target.HasSpell(spellInfo.Id);
+                            bool known = target != null && target.HasSpell(spellInfo.Id);
                             var spellEffectInfo = spellInfo.GetEffects().Find(spelleffectInfo => spelleffectInfo.IsEffect(SpellEffectName.LearnSpell));
 
                             SpellInfo learnSpellInfo = spellEffectInfo != null ? Global.SpellMgr.GetSpellInfo(spellEffectInfo.TriggerSpell, spellInfo.Difficulty) : null;
 
                             bool talent = spellInfo.HasAttribute(SpellCustomAttributes.IsTalent);
                             bool passive = spellInfo.IsPassive();
-                            bool active = target && target.HasAura(spellInfo.Id);
+                            bool active = target != null && target.HasAura(spellInfo.Id);
 
                             // unit32 used to prevent interpreting public byte as char at output
                             // find rank of learned spell for learning spell, or talent rank
@@ -1297,14 +1297,14 @@ namespace Game.Chat
                         return true;
                     }
 
-                    bool known = target && target.HasSpell(id);
+                    bool known = target != null && target.HasSpell(id);
                     var spellEffectInfo = spellInfo.GetEffects().Find(spelleffectInfo => spelleffectInfo.IsEffect(SpellEffectName.LearnSpell));
 
                     SpellInfo learnSpellInfo = Global.SpellMgr.GetSpellInfo(spellEffectInfo.TriggerSpell, Difficulty.None);
 
                     bool talent = spellInfo.HasAttribute(SpellCustomAttributes.IsTalent);
                     bool passive = spellInfo.IsPassive();
-                    bool active = target && target.HasAura(id);
+                    bool active = target != null && target.HasAura(id);
 
                     // unit32 used to prevent interpreting public byte as char at output
                     // find rank of learned spell for learning spell, or talent rank

Source/Game/Chat/Commands/MMapsCommands.cs

@@ -225,7 +225,7 @@ namespace Game.Chat
             var go_search = new UnitListSearcher(obj, creatureList, go_check);
 
             Cell.VisitGridObjects(obj, go_search, radius);
-            if (!creatureList.Empty())
+            if (creatureList.Empty())
             {
                 handler.SendSysMessage("Found {0} Creatures.", creatureList.Count);
 

Source/Game/Chat/Commands/MessageCommands.cs

@@ -21,7 +21,7 @@ namespace Game.Chat
 
             string name = "Console";
             WorldSession session = handler.GetSession();
-            if (session)
+            if (session != null)
                 name = session.GetPlayer().GetName();
 
             Global.WorldMgr.SendWorldText(CypherStrings.AnnounceColor, name, message);
@@ -36,7 +36,7 @@ namespace Game.Chat
 
             string name = "Console";
             WorldSession session = handler.GetSession();
-            if (session)
+            if (session != null)
                 name = session.GetPlayer().GetName();
 
             Global.WorldMgr.SendGMText(CypherStrings.AnnounceColor, name, message);

Source/Game/Chat/Commands/MiscCommands.cs

@@ -37,7 +37,7 @@ namespace Game.Chat
                 return false;
             }
 
-            if (target)
+            if (target != null)
             {
                 // check online security
                 if (handler.HasLowerSecurity(target, ObjectGuid.Empty))
@@ -70,7 +70,7 @@ namespace Game.Chat
                     // we have to go to instance, and can go to player only if:
                     //   1) we are in his group (either as leader or as member)
                     //   2) we are not bound to any group and have GM mode on
-                    if (_player.GetGroup())
+                    if (_player.GetGroup() != null)
                     {
                         // we are in group, we can go only if we are in the player group
                         if (_player.GetGroup() != target.GetGroup())
@@ -153,7 +153,7 @@ namespace Game.Chat
         static bool HandleBindSightCommand(CommandHandler handler)
         {
             Unit unit = handler.GetSelectedUnit();
-            if (!unit)
+            if (unit == null)
                 return false;
 
             handler.GetSession().GetPlayer().CastSpell(unit, 6277, true);
@@ -168,14 +168,14 @@ namespace Game.Chat
             if (!args.Empty())
             {
                 target = Global.ObjAccessor.FindPlayerByName(args.NextString());
-                if (!target)
+                if (target == null)
                 {
                     handler.SendSysMessage(CypherStrings.PlayerNotFound);
                     return false;
                 }
             }
 
-            if (!target)
+            if (target == null)
             {
                 if (!handler.ExtractPlayerTarget(args, out target))
                     return false;
@@ -193,7 +193,7 @@ namespace Game.Chat
         static bool HandleComeToMeCommand(CommandHandler handler)
         {
             Creature caster = handler.GetSelectedCreature();
-            if (!caster)
+            if (caster == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCreature);
                 return false;
@@ -216,14 +216,14 @@ namespace Game.Chat
         static bool HandleDamageCommand(CommandHandler handler, uint damage, SpellSchools? school, [OptionalArg]SpellInfo spellInfo)
         {
             Unit target = handler.GetSelectedUnit();
-            if (!target || handler.GetSession().GetPlayer().GetTarget().IsEmpty())
+            if (target == null || handler.GetSession().GetPlayer().GetTarget().IsEmpty())
             {
                 handler.SendSysMessage(CypherStrings.SelectCharOrCreature);
                 return false;
             }
-            Player player_ = target.ToPlayer();
-            if (player_)
-                if (handler.HasLowerSecurity(player_, ObjectGuid.Empty, false))
+            Player player = target.ToPlayer();
+            if (player != null)
+                if (handler.HasLowerSecurity(player, ObjectGuid.Empty, false))
                     return false;
 
             if (!target.IsAlive())
@@ -324,14 +324,14 @@ namespace Game.Chat
         static bool HandleDieCommand(CommandHandler handler)
         {
             Unit target = handler.GetSelectedUnit();
-            if (!target && handler.GetPlayer().GetTarget().IsEmpty())
+            if (target == null && handler.GetPlayer().GetTarget().IsEmpty())
             {
                 handler.SendSysMessage(CypherStrings.SelectCharOrCreature);
                 return false;
             }
 
             Player player = target.ToPlayer();
-            if (player)
+            if (player != null)
                 if (handler.HasLowerSecurity(player, ObjectGuid.Empty, false))
                     return false;
 
@@ -380,7 +380,7 @@ namespace Game.Chat
                     case HighGuid.Player:
                     {
                         obj = Global.ObjAccessor.FindPlayer(ObjectGuid.Create(HighGuid.Player, guidLow));
-                        if (!obj)
+                        if (obj == null)
                         {
                             handler.SendSysMessage(CypherStrings.PlayerNotFound);
                         }
@@ -389,7 +389,7 @@ namespace Game.Chat
                     case HighGuid.Creature:
                     {
                         obj = handler.GetCreatureFromPlayerMapByDbGuid(guidLow);
-                        if (!obj)
+                        if (obj == null)
                         {
                             handler.SendSysMessage(CypherStrings.CommandNocreaturefound);
                         }
@@ -398,7 +398,7 @@ namespace Game.Chat
                     case HighGuid.GameObject:
                     {
                         obj = handler.GetObjectFromPlayerMapByDbGuid(guidLow);
-                        if (!obj)
+                        if (obj == null)
                         {
                             handler.SendSysMessage(CypherStrings.CommandNogameobjectfound);
                         }
@@ -407,14 +407,14 @@ namespace Game.Chat
                     default:
                         return false;
                 }
-                if (!obj)
+                if (obj == null)
                     return false;
             }
             else
             {
                 obj = handler.GetSelectedUnit();
 
-                if (!obj)
+                if (obj == null)
                 {
                     handler.SendSysMessage(CypherStrings.SelectCharOrCreature);
                     return false;
@@ -486,7 +486,7 @@ namespace Game.Chat
             // Player and duration retrieval is over
             if (canApplyFreeze)
             {
-                if (!player) // can be null if some previous selection failed
+                if (player == null) // can be null if some previous selection failed
                 {
                     handler.SendSysMessage(CypherStrings.CommandFreezeWrong);
                     return true;
@@ -532,7 +532,7 @@ namespace Game.Chat
                     case HighGuid.Player:
                     {
                         obj = Global.ObjAccessor.FindPlayer(ObjectGuid.Create(HighGuid.Player, guidLow));
-                        if (!obj)
+                        if (obj == null)
                         {
                             handler.SendSysMessage(CypherStrings.PlayerNotFound);
                         }
@@ -541,7 +541,7 @@ namespace Game.Chat
                     case HighGuid.Creature:
                     {
                         obj = handler.GetCreatureFromPlayerMapByDbGuid(guidLow);
-                        if (!obj)
+                        if (obj == null)
                         {
                             handler.SendSysMessage(CypherStrings.CommandNocreaturefound);
                         }
@@ -550,7 +550,7 @@ namespace Game.Chat
                     case HighGuid.GameObject:
                     {
                         obj = handler.GetObjectFromPlayerMapByDbGuid(guidLow);
-                        if (!obj)
+                        if (obj == null)
                         {
                             handler.SendSysMessage(CypherStrings.CommandNogameobjectfound);
                         }
@@ -559,14 +559,14 @@ namespace Game.Chat
                     default:
                         return false;
                 }
-                if (!obj)
+                if (obj == null)
                     return false;
             }
             else
             {
                 obj = handler.GetSelectedUnit();
 
-                if (!obj)
+                if (obj == null)
                 {
                     handler.SendSysMessage(CypherStrings.SelectCharOrCreature);
                     return false;
@@ -622,7 +622,7 @@ namespace Game.Chat
                 obj.GetPositionX(), obj.GetPositionY(), obj.GetPositionZ(), obj.GetOrientation());
 
             Transport transport = obj.GetTransport<Transport>();
-            if (transport)
+            if (transport != null)
             {
                 handler.SendSysMessage(CypherStrings.TransportPosition, transport.GetGoInfo().MoTransport.SpawnMap, obj.GetTransOffsetX(), obj.GetTransOffsetY(), obj.GetTransOffsetZ(), obj.GetTransOffsetO(),
                     transport.GetEntry(), transport.GetName());
@@ -671,7 +671,7 @@ namespace Game.Chat
         static bool HandleHideAreaCommand(CommandHandler handler, uint areaId)
         {
             Player playerTarget = handler.GetSelectedPlayer();
-            if (!playerTarget)
+            if (playerTarget == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -821,7 +821,7 @@ namespace Game.Chat
                 // Save the frozen player to update remaining time in case of future .listfreeze uses
                 // before the frozen state expires
                 Player frozen = Global.ObjAccessor.FindPlayerByName(player);
-                if (frozen)
+                if (frozen != null)
                     frozen.SaveToDB();
                 // Notify the freeze duration
                 if (remaintime == -1) // Permanent duration
@@ -848,7 +848,7 @@ namespace Game.Chat
         static bool HandleMovegensCommand(CommandHandler handler)
         {
             Unit unit = handler.GetSelectedUnit();
-            if (!unit)
+            if (unit == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCharOrCreature);
 
@@ -948,7 +948,7 @@ namespace Game.Chat
             uint accountId = target != null ? target.GetSession().GetAccountId() : Global.CharacterCacheStorage.GetCharacterAccountIdByGuid(player.GetGUID());
 
             // find only player from same account if any
-            if (!target)
+            if (target == null)
             {
                 WorldSession session = Global.WorldMgr.FindSession(accountId);
                 if (session != null)
@@ -967,7 +967,7 @@ namespace Game.Chat
             else
                 muteBy = handler.GetCypherString(CypherStrings.Console);
 
-            if (target)
+            if (target != null)
             {
                 // Target is online, mute will be in effect right away.
                 long mutedUntil = GameTime.GetGameTime() + muteTime * Time.Minute;
@@ -995,7 +995,7 @@ namespace Game.Chat
 
             if (WorldConfig.GetBoolValue(WorldCfg.ShowMuteInWorld))
                 Global.WorldMgr.SendWorldText(CypherStrings.CommandMutemessageWorld, muteBy, nameLink, muteTime, muteReasonStr);
-            if (target)
+            if (target != null)
             {
                 target.SendSysMessage(CypherStrings.YourChatDisabled, muteTime, muteBy, muteReasonStr);
                 handler.SendSysMessage(CypherStrings.YouDisableChat, nameLink, muteTime, muteReasonStr);
@@ -1201,7 +1201,7 @@ namespace Game.Chat
 
             // Mail data print is only defined if you have a mail
 
-            if (target)
+            if (target != null)
             {
                 // check online security
                 if (handler.HasLowerSecurity(target, ObjectGuid.Empty))
@@ -1266,7 +1266,7 @@ namespace Game.Chat
 
                 // Only fetch these fields if commander has sufficient rights)
                 if (handler.HasPermission(RBACPermissions.CommandsPinfoCheckPersonalData) && // RBAC Perm. 48, Role 39
-                    (!handler.GetSession() || handler.GetSession().GetSecurity() >= (AccountTypes)security))
+                    (handler.GetSession() == null || handler.GetSession().GetSecurity() >= (AccountTypes)security))
                 {
                     eMail = result0.Read<string>(2);
                     regMail = result0.Read<string>(3);
@@ -1344,10 +1344,10 @@ namespace Game.Chat
 
             // Initiate output
             // Output I. LANG_PINFO_PLAYER
-            handler.SendSysMessage(CypherStrings.PinfoPlayer, target ? "" : handler.GetCypherString(CypherStrings.Offline), nameLink, targetGuid.ToString());
+            handler.SendSysMessage(CypherStrings.PinfoPlayer, target != null ? "" : handler.GetCypherString(CypherStrings.Offline), nameLink, targetGuid.ToString());
 
             // Output II. LANG_PINFO_GM_ACTIVE if character is gamemaster
-            if (target && target.IsGameMaster())
+            if (target != null && target.IsGameMaster())
                 handler.SendSysMessage(CypherStrings.PinfoGmActive);
 
             // Output III. LANG_PINFO_BANNED if ban exists and is applied
@@ -1387,7 +1387,7 @@ namespace Game.Chat
             handler.SendSysMessage(CypherStrings.PinfoChrAlive, alive);
 
             // Output XIII. phases
-            if (target)
+            if (target != null)
                 PhasingHandler.PrintToChat(handler, target);
 
             // Output XIV. LANG_PINFO_CHR_MONEY
@@ -1470,7 +1470,7 @@ namespace Game.Chat
         static bool HandlePossessCommand(CommandHandler handler)
         {
             Unit unit = handler.GetSelectedUnit();
-            if (!unit)
+            if (unit == null)
                 return false;
 
             handler.GetSession().GetPlayer().CastSpell(unit, 530, true);
@@ -1559,7 +1559,7 @@ namespace Game.Chat
 
             // accept only explicitly selected target (not implicitly self targeting case)
             Creature target = !player.GetTarget().IsEmpty() ? handler.GetSelectedCreature() : null;
-            if (target)
+            if (target != null)
             {
                 if (target.IsPet())
                 {
@@ -1628,7 +1628,7 @@ namespace Game.Chat
             if (handler.GetSession().HasPermission(RBACPermissions.CommandsSaveWithoutDelay))
             {
                 Player target = handler.GetSelectedPlayer();
-                if (target)
+                if (target != null)
                     target.SaveToDB();
                 else
                     player.SaveToDB();
@@ -1648,7 +1648,7 @@ namespace Game.Chat
         static bool HandleShowAreaCommand(CommandHandler handler, uint areaId)
         {
             Player playerTarget = handler.GetSelectedPlayer();
-            if (!playerTarget)
+            if (playerTarget == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -1699,7 +1699,7 @@ namespace Game.Chat
                 return false;
             }
 
-            if (target)
+            if (target != null)
             {
                 string nameLink = handler.PlayerLink(targetName);
                 // check online security
@@ -1821,11 +1821,11 @@ namespace Game.Chat
             else // If no name was entered - use target
             {
                 player = handler.GetSelectedPlayer();
-                if (player)
+                if (player != null)
                     name = player.GetName();
             }
 
-            if (player)
+            if (player != null)
             {
                 handler.SendSysMessage(CypherStrings.CommandUnfreeze, name);
 
@@ -1874,10 +1874,10 @@ namespace Game.Chat
             if (!handler.ExtractPlayerTarget(args, out target, out targetGuid, out targetName))
                 return false;
 
-            uint accountId = target ? target.GetSession().GetAccountId() : Global.CharacterCacheStorage.GetCharacterAccountIdByGuid(targetGuid);
+            uint accountId = target != null ? target.GetSession().GetAccountId() : Global.CharacterCacheStorage.GetCharacterAccountIdByGuid(targetGuid);
 
             // find only player from same account if any
-            if (!target)
+            if (target == null)
             {
                 WorldSession session = Global.WorldMgr.FindSession(accountId);
                 if (session != null)
@@ -1888,7 +1888,7 @@ namespace Game.Chat
             if (handler.HasLowerSecurity(target, targetGuid, true))
                 return false;
 
-            if (target)
+            if (target != null)
             {
                 if (target.GetSession().CanSpeak())
                 {
@@ -1906,7 +1906,7 @@ namespace Game.Chat
             stmt.AddValue(3, accountId);
             DB.Login.Execute(stmt);
 
-            if (target)
+            if (target != null)
                 target.SendSysMessage(CypherStrings.YourChatEnabled);
 
             string nameLink = handler.PlayerLink(targetName);
@@ -1920,7 +1920,7 @@ namespace Game.Chat
         static bool HandleUnPossessCommand(CommandHandler handler)
         {
             Unit unit = handler.GetSelectedUnit();
-            if (!unit)
+            if (unit == null)
                 unit = handler.GetSession().GetPlayer();
 
             unit.RemoveCharmAuras();
@@ -1939,7 +1939,7 @@ namespace Game.Chat
             {
                 // 7355: "Stuck"
                 var player1 = handler.GetSession().GetPlayer();
-                if (player1)
+                if (player1 != null)
                     player1.CastSpell(player1, SPELL_UNSTUCK_ID, false);
                 return true;
             }
@@ -1957,7 +1957,7 @@ namespace Game.Chat
             if (!handler.ExtractPlayerTarget(args, out player, out targetGUID))
                 return false;
 
-            if (!player)
+            if (player == null)
             {
                 PreparedStatement stmt = CharacterDatabase.GetPreparedStatement(CharStatements.SEL_CHAR_HOMEBIND);
                 stmt.AddValue(0, targetGUID.GetCounter());
@@ -1978,7 +1978,7 @@ namespace Game.Chat
                     return false;
 
                 Player caster = handler.GetSession().GetPlayer();
-                if (caster)
+                if (caster != null)
                 {
                     ObjectGuid castId = ObjectGuid.Create(HighGuid.Cast, SpellCastSource.Normal, player.GetMapId(), SPELL_UNSTUCK_ID, player.GetMap().GenerateLowGuid(HighGuid.Cast));
                     Spell.SendCastResult(caster, spellInfo, new Networking.Packets.SpellCastVisual(SPELL_UNSTUCK_VISUAL, 0), castId, SpellCastResult.CantDoThatRightNow);
@@ -2105,7 +2105,7 @@ namespace Game.Chat
 
             Player player = handler.GetSession().GetPlayer();
             Player playerTarget = handler.GetSelectedPlayer();
-            if (!playerTarget)
+            if (playerTarget == null)
                 playerTarget = player;
 
             ItemTemplate itemTemplate = Global.ObjectMgr.GetItemTemplate(itemId);
@@ -2164,12 +2164,12 @@ namespace Game.Chat
                 foreach (var posCount in dest)
                 {
                     Item item1 = player.GetItemByPos(posCount.pos);
-                    if (item1)
+                    if (item1 != null)
                         item1.SetBinding(false);
                 }
             }
 
-            if (count > 0 && item)
+            if (count > 0 && item != null)
             {
                 player.SendNewItem(item, (uint)count, false, true);
                 handler.SendSysMessage(CypherStrings.Additem, itemId, count, handler.GetNameLink(playerTarget));
@@ -2212,7 +2212,7 @@ namespace Game.Chat
 
             Player player = handler.GetSession().GetPlayer();
             Player playerTarget = handler.GetSelectedPlayer();
-            if (!playerTarget)
+            if (playerTarget == null)
                 playerTarget = player;
 
             Log.outDebug(LogFilter.Server, Global.ObjectMgr.GetCypherString(CypherStrings.Additemset), itemSetId);
@@ -2409,7 +2409,7 @@ namespace Game.Chat
                 }
             }
 
-            if (count > 0 && item)
+            if (count > 0 && item != null)
             {
                 player.SendNewItem(item, (uint)count, false, true);
                 if (player != playerTarget)

Source/Game/Chat/Commands/ModifyCommands.cs

@@ -97,7 +97,7 @@ namespace Game.Chat
         static bool HandleModifyFactionCommand(CommandHandler handler, uint? factionid, uint? flag, ulong? npcflag, uint? dyflag)
         {
             Creature target = handler.GetSelectedCreature();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCreature);
                 return false;
@@ -157,7 +157,7 @@ namespace Game.Chat
                 mark = 65535;
 
             Player target = handler.GetSelectedPlayerOrSelf();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -211,7 +211,7 @@ namespace Game.Chat
             }
 
             Player target = handler.GetSelectedPlayerOrSelf();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -235,7 +235,7 @@ namespace Game.Chat
         static bool HandleModifyMoneyCommand(CommandHandler handler, StringArguments args)
         {
             Player target = handler.GetSelectedPlayerOrSelf();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -298,7 +298,7 @@ namespace Game.Chat
                 return false;
 
             Player target = handler.GetSelectedPlayerOrSelf();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.PlayerNotFound);
                 return false;
@@ -328,7 +328,7 @@ namespace Game.Chat
                 drunklevel = 100;
 
             Player target = handler.GetSelectedPlayerOrSelf();
-            if (target)
+            if (target != null)
                 target.SetDrunkValue(drunklevel);
 
             return true;
@@ -341,7 +341,7 @@ namespace Game.Chat
                 return false;
 
             Player target = handler.GetSelectedPlayerOrSelf();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.PlayerNotFound);
                 return false;
@@ -470,7 +470,7 @@ namespace Game.Chat
                 return false;
 
             Player target = handler.GetSelectedPlayerOrSelf();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -529,7 +529,7 @@ namespace Game.Chat
                 return false;
 
             Player target = handler.GetSelectedPlayerOrSelf();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.PlayerNotFound);
                 return false;
@@ -617,7 +617,7 @@ namespace Game.Chat
                 return false;
 
             Player target = handler.GetSelectedPlayerOrSelf();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.PlayerNotFound);
 
@@ -652,7 +652,7 @@ namespace Game.Chat
             }
 
             Player target = handler.GetSelectedPlayerOrSelf();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -686,7 +686,7 @@ namespace Game.Chat
         static bool HandleDeMorphCommand(CommandHandler handler)
         {
             Unit target = handler.GetSelectedUnit();
-            if (!target)
+            if (target == null)
                 target = handler.GetSession().GetPlayer();
 
             // check online security
@@ -784,7 +784,7 @@ namespace Game.Chat
         static void NotifyModification(CommandHandler handler, Unit target, CypherStrings resourceMessage, CypherStrings resourceReportMessage, params object[] args)
         {
             Player player = target.ToPlayer();
-            if (player)
+            if (player != null)
             {
                 handler.SendSysMessage(resourceMessage, new object[] { handler.GetNameLink(player) }.Combine(args));
                 if (handler.NeedReportToTarget(player))
@@ -806,7 +806,7 @@ namespace Game.Chat
                 return false;
             }
 
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -826,14 +826,14 @@ namespace Game.Chat
                 return false;
             }
 
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
             }
 
             Player player = target.ToPlayer();
-            if (player)
+            if (player != null)
             {
                 // check online security
                 if (handler.HasLowerSecurity(player, ObjectGuid.Empty))

Source/Game/Chat/Commands/NPCCommands.cs

@@ -50,13 +50,13 @@ namespace Game.Chat
         static bool HandleNpcEvadeCommand(CommandHandler handler, EvadeReason? why, string force)
         {
             Creature creatureTarget = handler.GetSelectedCreature();
-            if (!creatureTarget || creatureTarget.IsPet())
+            if (creatureTarget == null || creatureTarget.IsPet())
             {
                 handler.SendSysMessage(CypherStrings.SelectCreature);
                 return false;
             }
 
-            if (!creatureTarget.IsAIEnabled())
+            if (creatureTarget.IsAIEnabled())
             {
                 handler.SendSysMessage(CypherStrings.CreatureNotAiEnabled);
                 return false;
@@ -73,7 +73,7 @@ namespace Game.Chat
         static bool HandleNpcInfoCommand(CommandHandler handler)
         {
             Creature target = handler.GetSelectedCreature();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCreature);
                 return false;
@@ -260,7 +260,7 @@ namespace Game.Chat
         static bool HandleNpcPlayEmoteCommand(CommandHandler handler, uint emote)
         {
             Creature target = handler.GetSelectedCreature();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCreature);
                 return false;
@@ -278,7 +278,7 @@ namespace Game.Chat
                 return false;
 
             Creature creature = handler.GetSelectedCreature();
-            if (!creature)
+            if (creature == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCreature);
                 return false;
@@ -314,7 +314,7 @@ namespace Game.Chat
             }
 
             Loot loot = creatureTarget._loot;
-            if (!creatureTarget.IsDead() || loot == null || loot.IsLooted())
+            if (creatureTarget.IsDead() || loot == null || loot.IsLooted())
             {
                 handler.SendSysMessage(CypherStrings.CommandNotDeadOrNoLoot, creatureTarget.GetName());
                 return false;
@@ -392,7 +392,7 @@ namespace Game.Chat
         static bool HandleNpcTameCommand(CommandHandler handler)
         {
             Creature creatureTarget = handler.GetSelectedCreature();
-            if (!creatureTarget || creatureTarget.IsPet())
+            if (creatureTarget == null || creatureTarget.IsPet())
             {
                 handler.SendSysMessage(CypherStrings.SelectCreature);
                 return false;
@@ -416,7 +416,7 @@ namespace Game.Chat
 
             // Everything looks OK, create new pet
             Pet pet = player.CreateTamedPetFrom(creatureTarget);
-            if (!pet)
+            if (pet == null)
             {
                 handler.SendSysMessage(CypherStrings.CreatureNonTameable, cInfo.Entry);
                 return false;
@@ -455,7 +455,7 @@ namespace Game.Chat
         static bool HandleNpcTextEmoteCommand(CommandHandler handler, Tail text)
         {
             Creature creature = handler.GetSelectedCreature();
-            if (!creature)
+            if (creature == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCreature);
                 return false;
@@ -476,7 +476,7 @@ namespace Game.Chat
             }
 
             Creature creature = handler.GetSelectedCreature();
-            if (!creature)
+            if (creature == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCreature);
                 return false;
@@ -498,7 +498,7 @@ namespace Game.Chat
                 return false;
 
             Creature creature = handler.GetSelectedCreature();
-            if (!creature)
+            if (creature == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCreature);
                 return false;
@@ -533,7 +533,7 @@ namespace Game.Chat
                 var list = map[key];
 
                 Player player = Global.ObjAccessor.FindConnectedPlayer(key);
-                handler.SendSysMessage(CypherStrings.CommandNpcShowlootSublabel, player ? player.GetName() : $"Offline player (GUID {key})", list.Count);
+                handler.SendSysMessage(CypherStrings.CommandNpcShowlootSublabel, player != null ? player.GetName() : $"Offline player (GUID {key})", list.Count);
 
                 foreach (var it in list)
                 {
@@ -557,7 +557,7 @@ namespace Game.Chat
                 Map map = chr.GetMap();
 
                 Transport trans = chr.GetTransport<Transport>();
-                if (trans)
+                if (trans != null)
                 {
                     ulong guid = Global.ObjectMgr.GenerateCreatureSpawnId();
                     CreatureData data = Global.ObjectMgr.NewOrExistCreatureData(guid);
@@ -577,7 +577,7 @@ namespace Game.Chat
                 }
 
                 Creature creature = Creature.CreateCreature(id, map, chr.GetPosition());
-                if (!creature)
+                if (creature == null)
                     return false;
 
                 PhasingHandler.InheritPhaseShift(creature, chr);
@@ -589,7 +589,7 @@ namespace Game.Chat
                 // current "creature" variable is deleted and created fresh new, otherwise old values might trigger asserts or cause undefined behavior
                 creature.CleanupsBeforeDelete();
                 creature = Creature.CreateCreatureFromDB(db_guid, map, true, true);
-                if (!creature)
+                if (creature == null)
                     return false;
 
                 Global.ObjectMgr.AddCreatureToGrid(Global.ObjectMgr.GetCreatureData(db_guid));
@@ -606,7 +606,7 @@ namespace Game.Chat
                 }
 
                 Creature vendor = handler.GetSelectedCreature();
-                if (!vendor)
+                if (vendor == null)
                 {
                     handler.SendSysMessage(CypherStrings.SelectCreature);
                     return false;
@@ -674,7 +674,7 @@ namespace Game.Chat
             static bool HandleNpcAddFormationCommand(CommandHandler handler, ulong leaderGUID)
             {
                 Creature creature = handler.GetSelectedCreature();
-                if (!creature || creature.GetSpawnId() == 0)
+                if (creature == null || creature.GetSpawnId() == 0)
                 {
                     handler.SendSysMessage(CypherStrings.SelectCreature);
                     return false;
@@ -747,7 +747,7 @@ namespace Game.Chat
                 else
                 {
                     Creature creature = handler.GetSelectedCreature();
-                    if (!creature || creature.IsPet() || creature.IsTotem())
+                    if (creature == null || creature.IsPet() || creature.IsTotem())
                     {
                         handler.SendSysMessage(CypherStrings.SelectCreature);
                         return false;
@@ -777,7 +777,7 @@ namespace Game.Chat
             static bool HandleNpcDeleteVendorItemCommand(CommandHandler handler, uint itemId)
             {
                 Creature vendor = handler.GetSelectedCreature();
-                if (!vendor || !vendor.IsVendor())
+                if (vendor == null || !vendor.IsVendor())
                 {
                     handler.SendSysMessage(CypherStrings.CommandVendorselection);
                     return false;
@@ -807,7 +807,7 @@ namespace Game.Chat
                 Player player = handler.GetSession().GetPlayer();
                 Creature creature = handler.GetSelectedCreature();
 
-                if (!creature)
+                if (creature == null)
                 {
                     handler.SendSysMessage(CypherStrings.SelectCreature);
                     return false;
@@ -826,7 +826,7 @@ namespace Game.Chat
                 Player player = handler.GetPlayer();
                 Creature creature = handler.GetSelectedCreature();
 
-                if (!creature)
+                if (creature == null)
                 {
                     handler.SendSysMessage(CypherStrings.SelectCreature);
                     return false;
@@ -879,7 +879,7 @@ namespace Game.Chat
             static bool HandleNpcSetDataCommand(CommandHandler handler, uint data_1, uint data_2)
             {
                 Creature creature = handler.GetSelectedCreature();
-                if (!creature)
+                if (creature == null)
                 {
                     handler.SendSysMessage(CypherStrings.SelectCreature);
                     return false;
@@ -898,7 +898,7 @@ namespace Game.Chat
                     return false;
 
                 Unit unit = handler.GetSelectedUnit();
-                if (!unit || !unit.IsTypeId(TypeId.Unit))
+                if (unit == null || !unit.IsTypeId(TypeId.Unit))
                 {
                     handler.SendSysMessage(CypherStrings.SelectCreature);
                     return false;
@@ -922,7 +922,7 @@ namespace Game.Chat
                 }
 
                 Creature creature = handler.GetSelectedCreature();
-                if (!creature)
+                if (creature == null)
                 {
                     handler.SendSysMessage(CypherStrings.SelectCreature);
                     return false;
@@ -953,7 +953,7 @@ namespace Game.Chat
             static bool HandleNpcSetFlagCommand(CommandHandler handler, NPCFlags npcFlags, NPCFlags2 npcFlags2)
             {
                 Creature creature = handler.GetSelectedCreature();
-                if (!creature)
+                if (creature == null)
                 {
                     handler.SendSysMessage(CypherStrings.SelectCreature);
                     return false;
@@ -982,7 +982,7 @@ namespace Game.Chat
                 }
 
                 Creature creature = handler.GetSelectedCreature();
-                if (!creature || creature.IsPet())
+                if (creature == null || creature.IsPet())
                 {
                     handler.SendSysMessage(CypherStrings.SelectCreature);
                     return false;
@@ -1000,7 +1000,7 @@ namespace Game.Chat
             static bool HandleNpcSetLinkCommand(CommandHandler handler, ulong linkguid)
             {
                 Creature creature = handler.GetSelectedCreature();
-                if (!creature)
+                if (creature == null)
                 {
                     handler.SendSysMessage(CypherStrings.SelectCreature);
                     return false;
@@ -1026,7 +1026,7 @@ namespace Game.Chat
             static bool HandleNpcSetModelCommand(CommandHandler handler, uint displayId)
             {
                 Creature creature = handler.GetSelectedCreature();
-                if (!creature || creature.IsPet())
+                if (creature == null || creature.IsPet())
                 {
                     handler.SendSysMessage(CypherStrings.SelectCreature);
                     return false;
@@ -1063,7 +1063,7 @@ namespace Game.Chat
                 if (!lowGuid.HasValue)                                           // case .setmovetype $move_type (with selected creature)
                 {
                     creature = handler.GetSelectedCreature();
-                    if (!creature || creature.IsPet())
+                    if (creature == null || creature.IsPet())
                         return false;
 
                     lowguid = creature.GetSpawnId();
@@ -1111,7 +1111,7 @@ namespace Game.Chat
                         return false;
                 }
 
-                if (creature)
+                if (creature != null)
                 {
                     // update movement type
                     if (!doNotDelete)
@@ -1149,7 +1149,7 @@ namespace Game.Chat
                 }
 
                 Creature creature = handler.GetSelectedCreature();
-                if (!creature || creature.IsPet())
+                if (creature == null || creature.IsPet())
                 {
                     handler.SendSysMessage(CypherStrings.SelectCreature);
                     return false;
@@ -1172,7 +1172,7 @@ namespace Game.Chat
                 int phaseGroupId = args.NextInt32();
 
                 Creature creature = handler.GetSelectedCreature();
-                if (!creature || creature.IsPet())
+                if (creature == null || creature.IsPet())
                 {
                     handler.SendSysMessage(CypherStrings.SelectCreature);
                     return false;
@@ -1203,7 +1203,7 @@ namespace Game.Chat
                 Creature creature = handler.GetSelectedCreature();
                 ulong guidLow;
 
-                if (creature)
+                if (creature != null)
                     guidLow = creature.GetSpawnId();
                 else
                     return false;
@@ -1232,7 +1232,7 @@ namespace Game.Chat
             static bool HandleNpcSetSpawnTimeCommand(CommandHandler handler, uint spawnTime)
             {
                 Creature creature = handler.GetSelectedCreature();
-                if (!creature)
+                if (creature == null)
                     return false;
 
                 PreparedStatement stmt = WorldDatabase.GetPreparedStatement(WorldStatements.UPD_CREATURE_SPAWN_TIME_SECS);

Source/Game/Chat/Commands/PetCommands.cs

@@ -17,7 +17,7 @@ namespace Game.Chat
             Player player = handler.GetSession().GetPlayer();
             Creature creatureTarget = handler.GetSelectedCreature();
 
-            if (!creatureTarget || creatureTarget.IsPet() || creatureTarget.IsTypeId(TypeId.Player))
+            if (creatureTarget == null || creatureTarget.IsPet() || creatureTarget.IsTypeId(TypeId.Player))
             {
                 handler.SendSysMessage(CypherStrings.SelectCreature);
                 return false;
@@ -65,7 +65,7 @@ namespace Game.Chat
         static bool HandlePetLearnCommand(CommandHandler handler, SpellInfo spellInfo)
         {
             Pet pet = GetSelectedPlayerPetOrOwn(handler);
-            if (!pet)
+            if (pet == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectPlayerOrPet);
                 return false;
@@ -97,7 +97,7 @@ namespace Game.Chat
         static bool HandlePetUnlearnCommand(CommandHandler handler, SpellInfo spellInfo)
         {
             Pet pet = GetSelectedPlayerPetOrOwn(handler);
-            if (!pet)
+            if (pet == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectPlayerOrPet);
                 return false;
@@ -117,8 +117,8 @@ namespace Game.Chat
         static bool HandlePetLevelCommand(CommandHandler handler, int? level)
         {
             Pet pet = GetSelectedPlayerPetOrOwn(handler);
-            Player owner = pet ? pet.GetOwner() : null;
-            if (!pet || !owner)
+            Player owner = pet != null ? pet.GetOwner() : null;
+            if (pet == null || owner == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectPlayerOrPet);
                 return false;
@@ -146,7 +146,7 @@ namespace Game.Chat
         static Pet GetSelectedPlayerPetOrOwn(CommandHandler handler)
         {
             Unit target = handler.GetSelectedUnit();
-            if (target)
+            if (target != null)
             {
                 if (target.IsTypeId(TypeId.Player))
                     return target.ToPlayer().GetPet();
@@ -156,7 +156,7 @@ namespace Game.Chat
             }
 
             Player player = handler.GetSession().GetPlayer();
-            return player ? player.GetPet() : null;
+            return player != null ? player.GetPet() : null;
         }
     }
 }

Source/Game/Chat/Commands/QuestCommands.cs

@@ -16,7 +16,7 @@ namespace Game.Chat
         static bool HandleQuestAdd(CommandHandler handler, Quest quest)
         {
             Player player = handler.GetSelectedPlayer();
-            if (!player)
+            if (player == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -52,7 +52,7 @@ namespace Game.Chat
         static bool HandleQuestComplete(CommandHandler handler, Quest quest)
         {
             Player player = handler.GetSelectedPlayer();
-            if (!player)
+            if (player == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -76,7 +76,7 @@ namespace Game.Chat
         static bool HandleQuestRemove(CommandHandler handler, Quest quest)
         {
             Player player = handler.GetSelectedPlayer();
-            if (!player)
+            if (player == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -125,7 +125,7 @@ namespace Game.Chat
         static bool HandleQuestReward(CommandHandler handler, Quest quest)
         {
             Player player = handler.GetSelectedPlayer();
-            if (!player)
+            if (player == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -149,7 +149,7 @@ namespace Game.Chat
             static bool HandleQuestObjectiveComplete(CommandHandler handler, uint objectiveId)
             {
                 Player player = handler.GetSelectedPlayerOrSelf();
-                if (!player)
+                if (player == null)
                 {
                     handler.SendSysMessage(CypherStrings.NoCharSelected);
                     return false;

Source/Game/Chat/Commands/ResetCommands.cs

@@ -105,7 +105,7 @@ namespace Game.Chat
 
             // reset level for pet
             Pet pet = target.GetPet();
-            if (pet)
+            if (pet != null)
                 pet.SynchronizeLevelWithOwner();
 
             Global.ScriptMgr.OnPlayerLevelChanged(target, oldLevel);
@@ -185,7 +185,7 @@ namespace Game.Chat
                 /* TODO: 6.x remove/update pet talents
                 Pet* pet = target.GetPet();
                 Pet.resetTalentsForAllPetsOf(target, pet);
-                if (pet)
+                if (pet != null)
                     target.SendTalentsInfoData(true);
                 */
                 return true;

Source/Game/Chat/Commands/SceneCommands.cs

@@ -15,7 +15,7 @@ namespace Game.Chat
         static bool HandleCancelSceneCommand(CommandHandler handler, uint sceneScriptPackageId)
         {
             Player target = handler.GetSelectedPlayerOrSelf();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.PlayerNotFound);
                 return false;
@@ -32,7 +32,7 @@ namespace Game.Chat
         static bool HandleDebugSceneCommand(CommandHandler handler)
         {
             Player player = handler.GetSession().GetPlayer();
-            if (player)
+            if (player != null)
             {
                 player.GetSceneMgr().ToggleDebugSceneMode();
                 handler.SendSysMessage(player.GetSceneMgr().IsInDebugSceneMode() ? CypherStrings.CommandSceneDebugOn : CypherStrings.CommandSceneDebugOff);
@@ -45,7 +45,7 @@ namespace Game.Chat
         static bool HandlePlaySceneCommand(CommandHandler handler, uint sceneId)
         {
             Player target = handler.GetSelectedPlayerOrSelf();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.PlayerNotFound);
                 return false;
@@ -62,7 +62,7 @@ namespace Game.Chat
         static bool HandlePlayScenePackageCommand(CommandHandler handler, uint sceneScriptPackageId, SceneFlags? flags)
         {
             Player target = handler.GetSelectedPlayerOrSelf();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.PlayerNotFound);
                 return false;

Source/Game/Chat/Commands/SendCommands.cs

@@ -27,7 +27,7 @@ namespace Game.Chat.Commands
                 return false;
 
             // from console show not existed sender
-            MailSender sender = new(MailMessageType.Normal, handler.GetSession() ? handler.GetSession().GetPlayer().GetGUID().GetCounter() : 0, MailStationery.Gm);
+            MailSender sender = new(MailMessageType.Normal, handler.GetSession() != null ? handler.GetSession().GetPlayer().GetGUID().GetCounter() : 0, MailStationery.Gm);
 
             // @todo Fix poor design
             SQLTransaction trans = new();
@@ -96,7 +96,7 @@ namespace Game.Chat.Commands
             }
 
             // from console show not existed sender
-            MailSender sender = new(MailMessageType.Normal, handler.GetSession() ? handler.GetSession().GetPlayer().GetGUID().GetCounter() : 0, MailStationery.Gm);
+            MailSender sender = new(MailMessageType.Normal, handler.GetSession() != null ? handler.GetSession().GetPlayer().GetGUID().GetCounter() : 0, MailStationery.Gm);
 
             // fill mail
             MailDraft draft = new(subject, text);
@@ -105,8 +105,8 @@ namespace Game.Chat.Commands
 
             foreach (var pair in items)
             {
-                Item item = Item.CreateItem(pair.Key, pair.Value, ItemContext.None, handler.GetSession() ? handler.GetSession().GetPlayer() : null);
-                if (item)
+                Item item = Item.CreateItem(pair.Key, pair.Value, ItemContext.None, handler.GetSession() != null ? handler.GetSession().GetPlayer() : null);
+                if (item != null)
                 {
                     item.SaveToDB(trans);                               // save for prevent lost at next mail load, if send fail then item will deleted
                     draft.AddItem(item);
@@ -125,7 +125,7 @@ namespace Game.Chat.Commands
         static bool HandleSendMoneyCommand(CommandHandler handler, PlayerIdentifier receiver, QuotedString subject, QuotedString text, long money)
         {
             // from console show not existed sender
-            MailSender sender = new(MailMessageType.Normal, handler.GetSession() ? handler.GetSession().GetPlayer().GetGUID().GetCounter() : 0, MailStationery.Gm);
+            MailSender sender = new(MailMessageType.Normal, handler.GetSession() != null ? handler.GetSession().GetPlayer().GetGUID().GetCounter() : 0, MailStationery.Gm);
 
             SQLTransaction trans = new();
 

Source/Game/Chat/Commands/ServerCommands.cs

@@ -134,10 +134,10 @@ namespace Game.Chat
         static bool IsOnlyUser(WorldSession mySession)
         {
             // check if there is any session connected from a different address
-            string myAddr = mySession ? mySession.GetRemoteAddress() : "";
+            string myAddr = mySession != null ? mySession.GetRemoteAddress() : "";
             var sessions = Global.WorldMgr.GetAllSessions();
             foreach (var session in sessions)
-                if (session && myAddr != session.GetRemoteAddress())
+                if (session != null && myAddr != session.GetRemoteAddress())
                     return false;
             return true;
         }

Source/Game/Chat/Commands/SpellCommands.cs

@@ -16,14 +16,14 @@ namespace Game.Chat
         static bool HandleCooldownCommand(CommandHandler handler, uint? spellIdArg)
         {
             Unit target = handler.GetSelectedUnit();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.PlayerNotFound);
                 return false;
             }
 
             Player owner = target.GetCharmerOrOwnerPlayerOrPlayerItself();
-            if (!owner)
+            if (owner == null)
             {
                 owner = handler.GetSession().GetPlayer();
                 target = owner;
@@ -56,7 +56,7 @@ namespace Game.Chat
         static bool HandleAuraCommand(CommandHandler handler, uint spellId)
         {
             Unit target = handler.GetSelectedUnit();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCharOrCreature);
 
@@ -80,7 +80,7 @@ namespace Game.Chat
         static bool HandleUnAuraCommand(CommandHandler handler, uint spellId = 0)
         {
             Unit target = handler.GetSelectedUnit();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCharOrCreature);
 
@@ -107,7 +107,7 @@ namespace Game.Chat
         static bool HandleSetSkillCommand(CommandHandler handler, uint skillId, uint level, uint? maxSkillArg)
         {
             Player target = handler.GetSelectedPlayerOrSelf();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;

Source/Game/Chat/Commands/TeleCommands.cs

@@ -108,7 +108,7 @@ namespace Game.Chat
             }
 
             Player target = handler.GetSelectedPlayer();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -128,7 +128,7 @@ namespace Game.Chat
             string nameLink = handler.GetNameLink(target);
 
             Group grp = target.GetGroup();
-            if (!grp)
+            if (grp == null)
             {
                 handler.SendSysMessage(CypherStrings.NotInGroup, nameLink);
                 return false;
@@ -137,7 +137,7 @@ namespace Game.Chat
             for (GroupReference refe = grp.GetFirstMember(); refe != null; refe = refe.Next())
             {
                 Player player = refe.GetSource();
-                if (!player || !player.GetSession())
+                if (player == null || player.GetSession() == null)
                     continue;
 
                 // check online security
@@ -234,7 +234,7 @@ namespace Game.Chat
 
                 if (where is string && where.Equals("$home"))    // References target's homebind
                 {
-                    if (target)
+                    if (target != null)
                         target.TeleportTo(target.GetHomebind());
                     else
                     {

Source/Game/Chat/Commands/TicketCommands.cs

@@ -257,7 +257,7 @@ namespace Game.Chat.Commands
             // If assigned to different player other than current, leave
             //! Console can override though
             Player player = handler.GetSession() != null ? handler.GetSession().GetPlayer() : null;
-            if (player && ticket.IsAssignedNotTo(player.GetGUID()))
+            if (player != null && ticket.IsAssignedNotTo(player.GetGUID()))
             {
                 handler.SendSysMessage(CypherStrings.CommandTicketalreadyassigned, ticket.GetId());
                 return true;
@@ -284,21 +284,21 @@ namespace Game.Chat.Commands
             // Ticket should be assigned to the player who tries to close it.
             // Console can override though
             Player player = handler.GetSession() != null ? handler.GetSession().GetPlayer() : null;
-            if (player && ticket.IsAssignedNotTo(player.GetGUID()))
+            if (player != null && ticket.IsAssignedNotTo(player.GetGUID()))
             {
                 handler.SendSysMessage(CypherStrings.CommandTicketcannotclose, ticket.GetId());
                 return true;
             }
 
             ObjectGuid closedByGuid = ObjectGuid.Empty;
-            if (player)
+            if (player != null)
                 closedByGuid = player.GetGUID();
             else
                 closedByGuid.SetRawValue(0, ulong.MaxValue);
 
             Global.SupportMgr.CloseTicket<T>(ticket.GetId(), closedByGuid);
 
-            string msg = ticket.FormatViewMessageString(handler, player ? player.GetName() : "Console", null, null, null);
+            string msg = ticket.FormatViewMessageString(handler, player != null ? player.GetName() : "Console", null, null, null);
             handler.SendGlobalGMSysMessage(msg);
 
             return true;
@@ -325,7 +325,7 @@ namespace Game.Chat.Commands
             // Cannot comment ticket assigned to someone else
             //! Console excluded
             Player player = handler.GetSession() != null ? handler.GetSession().GetPlayer() : null;
-            if (player && ticket.IsAssignedNotTo(player.GetGUID()))
+            if (player != null && ticket.IsAssignedNotTo(player.GetGUID()))
             {
                 handler.SendSysMessage(CypherStrings.CommandTicketalreadyassigned, ticket.GetId());
                 return true;
@@ -336,7 +336,7 @@ namespace Game.Chat.Commands
             Global.SupportMgr.UpdateLastChange();
 
             string msg = ticket.FormatViewMessageString(handler, null, ticket.GetAssignedToName(), null, null);
-            msg += string.Format(handler.GetCypherString(CypherStrings.CommandTicketlistaddcomment), player ? player.GetName() : "Console", comment);
+            msg += string.Format(handler.GetCypherString(CypherStrings.CommandTicketlistaddcomment), player != null ? player.GetName() : "Console", comment);
             handler.SendGlobalGMSysMessage(msg);
 
             return true;
@@ -405,7 +405,7 @@ namespace Game.Chat.Commands
             // Get security level of player, whom this ticket is assigned to
             AccountTypes security;
             Player assignedPlayer = ticket.GetAssignedPlayer();
-            if (assignedPlayer && assignedPlayer.IsInWorld)
+            if (assignedPlayer != null && assignedPlayer.IsInWorld)
                 security = assignedPlayer.GetSession().GetSecurity();
             else
             {

Source/Game/Chat/Commands/TitleCommands.cs

@@ -17,7 +17,7 @@ namespace Game.Chat.Commands
         static bool HandleTitlesCurrentCommand(CommandHandler handler, uint titleId)
         {
             Player target = handler.GetSelectedPlayer();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -48,7 +48,7 @@ namespace Game.Chat.Commands
         static bool HandleTitlesAddCommand(CommandHandler handler, uint titleId)
         {
             Player target = handler.GetSelectedPlayer();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -79,7 +79,7 @@ namespace Game.Chat.Commands
         static bool HandleTitlesRemoveCommand(CommandHandler handler, uint titleId)
         {
             Player target = handler.GetSelectedPlayer();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.NoCharSelected);
                 return false;
@@ -120,7 +120,7 @@ namespace Game.Chat.Commands
             static bool HandleTitlesSetMaskCommand(CommandHandler handler, ulong mask)
             {
                 Player target = handler.GetSelectedPlayer();
-                if (!target)
+                if (target == null)
                 {
                     handler.SendSysMessage(CypherStrings.NoCharSelected);
                     return false;

Source/Game/Chat/Commands/WPCommands.cs

@@ -25,7 +25,7 @@ namespace Game.Chat.Commands
 
             if (!optionalPathId.HasValue)
             {
-                if (target)
+                if (target != null)
                     pathId = target.GetWaypointPath();
                 else
                 {
@@ -321,7 +321,7 @@ namespace Game.Chat.Commands
 
             uint pathId = optionalPathId.Value;
 
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage(CypherStrings.SelectCreature);
                 return false;
@@ -397,7 +397,7 @@ namespace Game.Chat.Commands
             Creature target = handler.GetSelectedCreature();
 
             // User did select a visual waypoint?
-            if (!target || target.GetEntry() != 1)
+            if (target == null || target.GetEntry() != 1)
             {
                 handler.SendSysMessage("|cffff33ffERROR: You must select a waypoint.|r");
                 return false;
@@ -487,7 +487,7 @@ namespace Game.Chat.Commands
                 // What to do:
                 // Move the visual spawnpoint
                 // Respawn the owner of the waypoints
-                if (!Creature.DeleteFromDB(target.GetSpawnId()))
+                if (Creature.DeleteFromDB(target.GetSpawnId()))
                 {
                     handler.SendSysMessage(CypherStrings.WaypointVpNotcreated, 1);
                     return false;
@@ -495,7 +495,7 @@ namespace Game.Chat.Commands
 
                 // re-create
                 Creature creature = Creature.CreateCreature(1, map, chr.GetPosition());
-                if (!creature)
+                if (creature == null)
                 {
                     handler.SendSysMessage(CypherStrings.WaypointVpNotcreated, 1);
                     return false;
@@ -512,7 +512,7 @@ namespace Game.Chat.Commands
 
                 // To call _LoadGoods(); _LoadQuests(); CreateTrainerSpells();
                 creature = Creature.CreateCreatureFromDB(dbGuid, map, true, true);
-                if (!creature)
+                if (creature == null)
                 {
                     handler.SendSysMessage(CypherStrings.WaypointVpNotcreated, 1);
                     return false;
@@ -575,7 +575,7 @@ namespace Game.Chat.Commands
                 // No PathID provided
                 // . Player must have selected a creature
 
-                if (!target)
+                if (target == null)
                 {
                     handler.SendSysMessage(CypherStrings.SelectCreature);    
                     return false;
@@ -588,7 +588,7 @@ namespace Game.Chat.Commands
                 // PathID provided
                 // Warn if player also selected a creature
                 // . Creature selection is ignored <-
-                if (target)
+                if (target != null)
                     handler.SendSysMessage(CypherStrings.WaypointCreatselected);
 
                 pathId = optionalPathId.Value;
@@ -598,7 +598,7 @@ namespace Game.Chat.Commands
             if (subCommand == "info")
             {
                 // Check if the user did specify a visual waypoint
-                if (!target || target.GetEntry() != 1)
+                if (target == null || target.GetEntry() != 1)
                 {
                     handler.SendSysMessage(CypherStrings.WaypointVpSelect);    
                     return false;
@@ -661,7 +661,7 @@ namespace Game.Chat.Commands
                     {
                         ulong wpguid = result2.Read<ulong>(0);
 
-                        if (!Creature.DeleteFromDB(wpguid))
+                        if (Creature.DeleteFromDB(wpguid))
                         {
                             handler.SendSysMessage(CypherStrings.WaypointNotremoved, wpguid);
                             hasError = true;
@@ -692,7 +692,7 @@ namespace Game.Chat.Commands
                     Map map = chr.GetMap();
 
                     Creature creature = Creature.CreateCreature(id, map, new Position(x, y, z, o));
-                    if (!creature)
+                    if (creature == null)
                     {
                         handler.SendSysMessage(CypherStrings.WaypointVpNotcreated, id);
                         return false;
@@ -709,13 +709,13 @@ namespace Game.Chat.Commands
 
                     // To call _LoadGoods(); _LoadQuests(); CreateTrainerSpells();
                     creature = Creature.CreateCreatureFromDB(dbGuid, map, true, true);
-                    if (!creature)
+                    if (creature == null)
                     {
                         handler.SendSysMessage(CypherStrings.WaypointVpNotcreated, id);
                         return false;
                     }
 
-                    if (target)
+                    if (target != null)
                     {
                         creature.SetDisplayId(target.GetDisplayId());
                         creature.SetObjectScale(0.5f);
@@ -758,7 +758,7 @@ namespace Game.Chat.Commands
                 Map map = chr.GetMap();
 
                 Creature creature = Creature.CreateCreature(1, map, new Position(x, y, z, 0));
-                if (!creature)
+                if (creature == null)
                 {
                     handler.SendSysMessage(CypherStrings.WaypointVpNotcreated, 1);
                     return false;
@@ -774,13 +774,13 @@ namespace Game.Chat.Commands
                 creature.Dispose();
 
                 creature = Creature.CreateCreatureFromDB(dbGuid, map, true, true);
-                if (!creature)
+                if (creature == null)
                 {
                     handler.SendSysMessage(CypherStrings.WaypointVpNotcreated, 1);
                     return false;
                 }
 
-                if (target)
+                if (target != null)
                 {
                     creature.SetDisplayId(target.GetDisplayId());
                     creature.SetObjectScale(0.5f);
@@ -813,7 +813,7 @@ namespace Game.Chat.Commands
                 Position pos = new(x, y, z, o);
 
                 Creature creature = Creature.CreateCreature(1, map, pos);
-                if (!creature)
+                if (creature == null)
                 {
                     handler.SendSysMessage(CypherStrings.WaypointNotcreated, 1);
                     return false;
@@ -829,13 +829,13 @@ namespace Game.Chat.Commands
                 creature.Dispose();
 
                 creature = Creature.CreateCreatureFromDB(dbGuid, map, true, true);
-                if (!creature)
+                if (creature == null)
                 {
                     handler.SendSysMessage(CypherStrings.WaypointNotcreated, 1);
                     return false;
                 }
 
-                if (target)
+                if (target != null)
                 {
                     creature.SetDisplayId(target.GetDisplayId());
                     creature.SetObjectScale(0.5f);
@@ -860,7 +860,7 @@ namespace Game.Chat.Commands
                 {
                     ulong lowguid = result.Read<ulong>(0);
 
-                    if (!Creature.DeleteFromDB(lowguid))
+                    if (Creature.DeleteFromDB(lowguid))
                     {
                         handler.SendSysMessage(CypherStrings.WaypointNotremoved, lowguid);
                         hasError = true;
@@ -892,7 +892,7 @@ namespace Game.Chat.Commands
         static bool HandleWpUnLoadCommand(CommandHandler handler)
         {
             Creature target = handler.GetSelectedCreature();
-            if (!target)
+            if (target == null)
             {
                 handler.SendSysMessage("|cff33ffffYou must select a target.|r");
                 return true;

Source/Game/Combat/CombatManager.cs

@@ -51,7 +51,7 @@ namespace Game.Combat
             Player playerA = a.GetCharmerOrOwnerPlayerOrPlayerItself();
             Player playerB = b.GetCharmerOrOwnerPlayerOrPlayerItself();
             // ...neither of the two units must be (owned by) a player with .gm on
-            if ((playerA && playerA.IsGameMaster()) || (playerB && playerB.IsGameMaster()))
+            if ((playerA != null && playerA.IsGameMaster()) || (playerB != null && playerB.IsGameMaster()))
                 return false;
             return true;
         }

Source/Game/Combat/ThreatManager.cs

@@ -38,7 +38,7 @@ namespace Game.Combat
         {
             Creature cWho = who.ToCreature();
             // only creatures can have threat list
-            if (!cWho)
+            if (cWho == null)
                 return false;
 
             // pets, totems and triggers cannot have threat list
@@ -263,7 +263,7 @@ namespace Game.Combat
                         else
                             redirTarget = Global.ObjAccessor.GetUnit(_owner, pair.Item1);
 
-                        if (redirTarget)
+                        if (redirTarget != null)
                         {
                             float amountRedirected = MathFunctions.CalculatePct(origAmount, pair.Item2);
                             AddThreat(redirTarget, amountRedirected, spell, true, true);
@@ -397,7 +397,7 @@ namespace Game.Combat
 
         public void FixateTarget(Unit target)
         {
-            if (target)
+            if (target != null)
             {
                 var it = _myThreatListEntries.LookupByKey(target.GetGUID());
                 if (it != null)

Source/Game/Conditions/Condition.cs

@@ -315,12 +315,12 @@ namespace Game.Conditions
                 case ConditionTypes.CreatureType:
                 {
                     Creature creature = obj.ToCreature();
-                    if (creature)
+                    if (creature != null)
                         condMeets = (uint)creature.GetCreatureTemplate().CreatureType == ConditionValue1;
                     break;
                 }
                 case ConditionTypes.InWater:
-                    if (unit)
+                    if (unit != null)
                         condMeets = unit.IsInWater();
                     break;
                 case ConditionTypes.TerrainSwap:
@@ -328,7 +328,7 @@ namespace Game.Conditions
                     break;
                 case ConditionTypes.StandState:
                 {
-                    if (unit)
+                    if (unit != null)
                     {
                         if (ConditionValue1 == 0)
                             condMeets = (unit.GetStandState() == (UnitStandStateType)ConditionValue2);
@@ -341,35 +341,35 @@ namespace Game.Conditions
                 }
                 case ConditionTypes.DailyQuestDone:
                 {
-                    if (player)
+                    if (player != null)
                         condMeets = player.IsDailyQuestDone(ConditionValue1);
                     break;
                 }
                 case ConditionTypes.Charmed:
                 {
-                    if (unit)
+                    if (unit != null)
                         condMeets = unit.IsCharmed();
                     break;
                 }
                 case ConditionTypes.PetType:
                 {
-                    if (player)
+                    if (player != null)
                     {
                         Pet pet = player.GetPet();
-                        if (pet)
+                        if (pet != null)
                             condMeets = (((1 << (int)pet.GetPetType()) & ConditionValue1) != 0);
                     }
                     break;
                 }
                 case ConditionTypes.Taxi:
                 {
-                    if (player)
+                    if (player != null)
                         condMeets = player.IsInFlight();
                     break;
                 }
                 case ConditionTypes.Queststate:
                 {
-                    if (player)
+                    if (player != null)
                     {
                         if (
                             (Convert.ToBoolean(ConditionValue2 & (1 << (int)QuestStatus.None)) && (player.GetQuestStatus(ConditionValue1) == QuestStatus.None)) ||
@@ -384,7 +384,7 @@ namespace Game.Conditions
                 }
                 case ConditionTypes.ObjectiveProgress:
                 {
-                    if (player)
+                    if (player != null)
                     {
                         QuestObjective questObj = Global.ObjectMgr.GetQuestObjective(ConditionValue1);
                         if (questObj == null)

Source/Game/Conditions/ConditionManager.cs

@@ -2165,7 +2165,7 @@ namespace Game
             if (condition.WeaponSubclassMask != 0)
             {
                 Item mainHand = player.GetItemByPos(InventorySlots.Bag0, EquipmentSlot.MainHand);
-                if (!mainHand || !Convert.ToBoolean((1 << (int)mainHand.GetTemplate().GetSubClass()) & condition.WeaponSubclassMask))
+                if (mainHand == null || !Convert.ToBoolean((1 << (int)mainHand.GetTemplate().GetSubClass()) & condition.WeaponSubclassMask))
                     return false;
             }
 
@@ -2175,23 +2175,23 @@ namespace Game
                 switch (condition.PartyStatus)
                 {
                     case 1:
-                        if (group)
+                        if (group != null)
                             return false;
                         break;
                     case 2:
-                        if (!group)
+                        if (group == null)
                             return false;
                         break;
                     case 3:
-                        if (!group || group.IsRaidGroup())
+                        if (group == null || group.IsRaidGroup())
                             return false;
                         break;
                     case 4:
-                        if (!group || !group.IsRaidGroup())
+                        if (group == null || !group.IsRaidGroup())
                             return false;
                         break;
                     case 5:
-                        if (group && group.IsRaidGroup())
+                        if (group != null && group.IsRaidGroup())
                             return false;
                         break;
                     default:
@@ -2558,19 +2558,19 @@ namespace Game
                 case UnitConditionVariable.IsMyPet:
                     return (otherUnit != null && unit.GetCharmerOrOwnerGUID() == otherUnit.GetGUID()) ? 1 : 0;
                 case UnitConditionVariable.IsMaster:
-                    return (otherUnit && otherUnit.GetCharmerOrOwnerGUID() == unit.GetGUID()) ? 1 : 0;
+                    return (otherUnit != null && otherUnit.GetCharmerOrOwnerGUID() == unit.GetGUID()) ? 1 : 0;
                 case UnitConditionVariable.IsTarget:
-                    return (otherUnit && otherUnit.GetTarget() == unit.GetGUID()) ? 1 : 0;
+                    return (otherUnit != null && otherUnit.GetTarget() == unit.GetGUID()) ? 1 : 0;
                 case UnitConditionVariable.CanAssist:
-                    return (otherUnit && unit.IsValidAssistTarget(otherUnit)) ? 1 : 0;
+                    return (otherUnit != null && unit.IsValidAssistTarget(otherUnit)) ? 1 : 0;
                 case UnitConditionVariable.CanAttack:
-                    return (otherUnit && unit.IsValidAttackTarget(otherUnit)) ? 1 : 0;
+                    return (otherUnit != null && unit.IsValidAttackTarget(otherUnit)) ? 1 : 0;
                 case UnitConditionVariable.HasPet:
                     return (!unit.GetCharmedGUID().IsEmpty() || !unit.GetMinionGUID().IsEmpty()) ? 1 : 0;
                 case UnitConditionVariable.HasWeapon:
                     Player player = unit.ToPlayer();
                     if (player != null)
-                        return (player.GetWeaponForAttack(WeaponAttackType.BaseAttack) || player.GetWeaponForAttack(WeaponAttackType.OffAttack)) ? 1 : 0;
+                        return (player.GetWeaponForAttack(WeaponAttackType.BaseAttack) != null || player.GetWeaponForAttack(WeaponAttackType.OffAttack) != null) ? 1 : 0;
                     return (unit.GetVirtualItemId(0) != 0 || unit.GetVirtualItemId(1) != 0) ? 1 : 0;
                 case UnitConditionVariable.HealthPct:
                     return (int)unit.GetHealthPct();
@@ -2631,9 +2631,9 @@ namespace Game
                 case UnitConditionVariable.IsAttackingMe:
                     return (otherUnit != null && unit.GetTarget() == otherUnit.GetGUID()) ? 1:0;
                 case UnitConditionVariable.Range:
-                    return otherUnit ? (int)unit.GetExactDist(otherUnit) : 0;
+                    return otherUnit != null ? (int)unit.GetExactDist(otherUnit) : 0;
                 case UnitConditionVariable.InMeleeRange:
-                    if (otherUnit)
+                    if (otherUnit != null)
                     {
                         float distance = Math.Max(unit.GetCombatReach() + otherUnit.GetCombatReach() + 1.3333334f, 5.0f);
                         if (unit.HasUnitFlag(UnitFlags.PlayerControlled) || otherUnit.HasUnitFlag(UnitFlags.PlayerControlled))
@@ -2740,7 +2740,7 @@ namespace Game
                 case UnitConditionVariable.HasAura:
                     return unit.HasAura((uint)value) ? value : 0;
                 case UnitConditionVariable.IsEnemy:
-                    return (otherUnit && unit.GetReactionTo(otherUnit) <= ReputationRank.Hostile) ? 1 : 0;
+                    return (otherUnit != null && unit.GetReactionTo(otherUnit) <= ReputationRank.Hostile) ? 1 : 0;
                 case UnitConditionVariable.IsSpecMelee:
                     return unit.IsPlayer() && unit.ToPlayer().GetPrimarySpecializationEntry() != null && unit.ToPlayer().GetPrimarySpecializationEntry().GetFlags().HasFlag(ChrSpecializationFlag.Melee) ? 1 : 0;
                 case UnitConditionVariable.IsSpecTank:
@@ -2760,11 +2760,11 @@ namespace Game
                 case UnitConditionVariable.Label:
                     break;
                 case UnitConditionVariable.IsMySummon:
-                    return (otherUnit && (otherUnit.GetCharmerGUID() == unit.GetGUID() || otherUnit.GetCreatorGUID() == unit.GetGUID())) ? 1 : 0;
+                    return (otherUnit != null && (otherUnit.GetCharmerGUID() == unit.GetGUID() || otherUnit.GetCreatorGUID() == unit.GetGUID())) ? 1 : 0;
                 case UnitConditionVariable.IsSummoner:
-                    return (otherUnit && (unit.GetCharmerGUID() == otherUnit.GetGUID() || unit.GetCreatorGUID() == otherUnit.GetGUID())) ? 1 : 0;
+                    return (otherUnit != null && (unit.GetCharmerGUID() == otherUnit.GetGUID() || unit.GetCreatorGUID() == otherUnit.GetGUID())) ? 1 : 0;
                 case UnitConditionVariable.IsMyTarget:
-                    return (otherUnit && unit.GetTarget() == otherUnit.GetGUID()) ? 1 : 0;
+                    return (otherUnit != null && unit.GetTarget() == otherUnit.GetGUID()) ? 1 : 0;
                 case UnitConditionVariable.Sex:
                     return (int)unit.GetGender();
                 case UnitConditionVariable.LevelWithinContentTuning:

Source/Game/DataStorage/WhoListStorage.cs

@@ -68,7 +68,7 @@ namespace Game.DataStorage
                 Guild guild = player.GetGuild();
                 ObjectGuid guildGuid = ObjectGuid.Empty;
 
-                if (guild)
+                if (guild != null)
                     guildGuid = guild.GetGUID();
 
                 _whoListStorage.Add(new WhoListPlayerInfo(player.GetGUID(), player.GetTeam(), player.GetSession().GetSecurity(), player.GetLevel(),

Source/Game/DungeonFinding/LFGManager.cs

@@ -343,7 +343,7 @@ namespace Game.DungeonFinding
 
         public void JoinLfg(Player player, LfgRoles roles, List<uint> dungeons)
         {
-            if (!player || player.GetSession() == null || dungeons.Empty())
+            if (player == null || player.GetSession() == null || dungeons.Empty())
                 return;
 
             // Sanitize input roles
@@ -356,11 +356,11 @@ namespace Game.DungeonFinding
 
             Group grp = player.GetGroup();
             ObjectGuid guid = player.GetGUID();
-            ObjectGuid gguid = grp ? grp.GetGUID() : guid;
+            ObjectGuid gguid = grp != null ? grp.GetGUID() : guid;
             LfgJoinResultData joinData = new();
             List<ObjectGuid> players = new();
             uint rDungeonId = 0;
-            bool isContinue = grp && grp.IsLFGGroup() && GetState(gguid) != LfgState.FinishedDungeon;
+            bool isContinue = grp != null && grp.IsLFGGroup() && GetState(gguid) != LfgState.FinishedDungeon;
 
             // Do not allow to change dungeon in the middle of a current dungeon
             if (isContinue)
@@ -390,7 +390,7 @@ namespace Game.DungeonFinding
                 joinData.result = LfgJoinResult.NoSlots;
             else if (player.HasAura(9454)) // check Freeze debuff
                 joinData.result = LfgJoinResult.NoSlots;
-            else if (grp)
+            else if (grp != null)
             {
                 if (grp.GetMembersCount() > MapConst.MaxGroupSize)
                     joinData.result = LfgJoinResult.TooManyMembers;
@@ -399,24 +399,24 @@ namespace Game.DungeonFinding
                     byte memberCount = 0;
                     for (GroupReference refe = grp.GetFirstMember(); refe != null && joinData.result == LfgJoinResult.Ok; refe = refe.Next())
                     {
-                        Player plrg = refe.GetSource();
-                        if (plrg)
+                        Player groupPlayer = refe.GetSource();
+                        if (groupPlayer != null)
                         {
-                            if (!plrg.GetSession().HasPermission(RBACPermissions.JoinDungeonFinder))
+                            if (!groupPlayer.GetSession().HasPermission(RBACPermissions.JoinDungeonFinder))
                                 joinData.result = LfgJoinResult.NoLfgObject;
-                            if (plrg.HasAura(SharedConst.LFGSpellDungeonDeserter))
+                            if (groupPlayer.HasAura(SharedConst.LFGSpellDungeonDeserter))
                                 joinData.result = LfgJoinResult.DeserterParty;
-                            else if (!isContinue && plrg.HasAura(SharedConst.LFGSpellDungeonCooldown))
+                            else if (!isContinue && groupPlayer.HasAura(SharedConst.LFGSpellDungeonCooldown))
                                 joinData.result = LfgJoinResult.RandomCooldownParty;
-                            else if (plrg.InBattleground() || plrg.InArena() || plrg.InBattlegroundQueue())
+                            else if (groupPlayer.InBattleground() || groupPlayer.InArena() || groupPlayer.InBattlegroundQueue())
                                 joinData.result = LfgJoinResult.CantUseDungeons;
-                            else if (plrg.HasAura(9454)) // check Freeze debuff
+                            else if (groupPlayer.HasAura(9454)) // check Freeze debuff
                             {
                                 joinData.result = LfgJoinResult.NoSlots;
-                                joinData.playersMissingRequirement.Add(plrg.GetName());
+                                joinData.playersMissingRequirement.Add(groupPlayer.GetName());
                             }
                             ++memberCount;
-                            players.Add(plrg.GetGUID());
+                            players.Add(groupPlayer.GetGUID());
                         }
                     }
 
@@ -480,7 +480,7 @@ namespace Game.DungeonFinding
             // Can't join. Send result
             if (joinData.result != LfgJoinResult.Ok)
             {
-                Log.outDebug(LogFilter.Lfg, "Join: [{0}] joining with {1} members. result: {2}", guid, grp ? grp.GetMembersCount() : 1, joinData.result);
+                Log.outDebug(LogFilter.Lfg, "Join: [{0}] joining with {1} members. result: {2}", guid, grp != null ? grp.GetMembersCount() : 1, joinData.result);
                 if (!dungeons.Empty())                             // Only should show lockmap when have no dungeons available
                     joinData.lockmap.Clear();
                 player.GetSession().SendLfgJoinResult(joinData);
@@ -500,7 +500,7 @@ namespace Game.DungeonFinding
             ticket.Time = GameTime.GetGameTime();
 
             string debugNames = "";
-            if (grp)                                               // Begin rolecheck
+            if (grp != null)                                               // Begin rolecheck
             {
                 // Create new rolecheck
                 LfgRoleCheck roleCheck = new();
@@ -524,7 +524,7 @@ namespace Game.DungeonFinding
                 for (GroupReference refe = grp.GetFirstMember(); refe != null; refe = refe.Next())
                 {
                     Player plrg = refe.GetSource();
-                    if (plrg)
+                    if (plrg != null)
                     {
                         ObjectGuid pguid = plrg.GetGUID();
                         plrg.GetSession().SendLfgUpdateStatus(updateData, true);
@@ -567,7 +567,7 @@ namespace Game.DungeonFinding
                 debugNames += player.GetName();
             }
             StringBuilder o = new();
-            o.AppendFormat("Join: [{0}] joined ({1}{2}) Members: {3}. Dungeons ({4}): ", guid, (grp ? "group" : "player"), debugNames, dungeons.Count, ConcatenateDungeons(dungeons));
+            o.AppendFormat("Join: [{0}] joined ({1}{2}) Members: {3}. Dungeons ({4}): ", guid, (grp != null ? "group" : "player"), debugNames, dungeons.Count, ConcatenateDungeons(dungeons));
             Log.outDebug(LogFilter.Lfg, o.ToString());
         }
 
@@ -780,7 +780,7 @@ namespace Game.DungeonFinding
                         {
                             LFGDungeonData dungeon = GetLFGDungeon(dungeonId);
                             Cypher.Assert(dungeon != null);
-                            Cypher.Assert(player);
+                            Cypher.Assert(player != null);
                             MapDb2Entries entries = new(dungeon.map, dungeon.difficulty);
                             InstanceLock playerBind = Global.InstanceLockMgr.FindActiveInstanceLock(guid, entries);
                             if (playerBind != null)
@@ -926,14 +926,14 @@ namespace Game.DungeonFinding
             foreach (var pguid in players)
             {
                 Player player = Global.ObjAccessor.FindConnectedPlayer(pguid);
-                if (!player)
+                if (player == null)
                     continue;
 
                 Group group = player.GetGroup();
-                if (group && group != grp)
+                if (group != null && group != grp)
                     group.RemoveMember(player.GetGUID());
 
-                if (!grp)
+                if (grp == null)
                 {
                     grp = new Group();
                     grp.ConvertToLFG();
@@ -969,7 +969,7 @@ namespace Game.DungeonFinding
             foreach (var it in playersToTeleport)
             {
                 Player player = Global.ObjAccessor.FindPlayer(it);
-                if (player)
+                if (player != null)
                     TeleportPlayer(player, false);
             }
 
@@ -1248,7 +1248,7 @@ namespace Game.DungeonFinding
             if (agreeNum == SharedConst.LFGKickVotesNeeded)           // Vote passed - Kick player
             {
                 Group group = Global.GroupMgr.GetGroupByGUID(gguid);
-                if (group)
+                if (group != null)
                     Player.RemoveFromGroup(group, boot.victim, RemoveMethod.KickLFG);
                 DecreaseKicksLeft(gguid);
             }
@@ -1260,7 +1260,7 @@ namespace Game.DungeonFinding
             LFGDungeonData dungeon = null;
             Group group = player.GetGroup();
 
-            if (group && group.IsLFGGroup())
+            if (group != null && group.IsLFGGroup())
                 dungeon = GetLFGDungeon(GetDungeon(group.GetGUID()));
 
             if (dungeon == null)
@@ -1286,7 +1286,7 @@ namespace Game.DungeonFinding
                 error = LfgTeleportResult.Falling;
             else if (player.IsMirrorTimerActive(MirrorTimerType.Fatigue))
                 error = LfgTeleportResult.Exhaustion;
-            else if (player.GetVehicle())
+            else if (player.GetVehicle() != null)
                 error = LfgTeleportResult.OnTransport;
             else if (!player.GetCharmedGUID().IsEmpty())
                 error = LfgTeleportResult.ImmuneToSummons;
@@ -1306,7 +1306,7 @@ namespace Game.DungeonFinding
                     for (GroupReference refe = group.GetFirstMember(); refe != null; refe = refe.Next())
                     {
                         Player plrg = refe.GetSource();
-                        if (plrg && plrg != player && plrg.GetMapId() == dungeon.map)
+                        if (plrg != null && plrg != player && plrg.GetMapId() == dungeon.map)
                         {
                             mapid = plrg.GetMapId();
                             x = plrg.GetPositionX();
@@ -1580,7 +1580,7 @@ namespace Game.DungeonFinding
         {
             Dictionary<uint, LfgLockInfoData> lockDic = new();
             Player player = Global.ObjAccessor.FindConnectedPlayer(guid);
-            if (!player)
+            if (player == null)
             {
                 Log.outWarn(LogFilter.Lfg, "{0} not ingame while retrieving his LockedDungeons.", guid.ToString());
                 return lockDic;
@@ -1855,49 +1855,49 @@ namespace Game.DungeonFinding
         public void SendLfgRoleChosen(ObjectGuid guid, ObjectGuid pguid, LfgRoles roles)
         {
             Player player = Global.ObjAccessor.FindPlayer(guid);
-            if (player)
+            if (player != null)
                 player.GetSession().SendLfgRoleChosen(pguid, roles);
         }
 
         public void SendLfgRoleCheckUpdate(ObjectGuid guid, LfgRoleCheck roleCheck)
         {
             Player player = Global.ObjAccessor.FindPlayer(guid);
-            if (player)
+            if (player != null)
                 player.GetSession().SendLfgRoleCheckUpdate(roleCheck);
         }
 
         public void SendLfgUpdateStatus(ObjectGuid guid, LfgUpdateData data, bool party)
         {
             Player player = Global.ObjAccessor.FindPlayer(guid);
-            if (player)
+            if (player != null)
                 player.GetSession().SendLfgUpdateStatus(data, party);
         }
 
         public void SendLfgJoinResult(ObjectGuid guid, LfgJoinResultData data)
         {
             Player player = Global.ObjAccessor.FindPlayer(guid);
-            if (player)
+            if (player != null)
                 player.GetSession().SendLfgJoinResult(data);
         }
 
         public void SendLfgBootProposalUpdate(ObjectGuid guid, LfgPlayerBoot boot)
         {
             Player player = Global.ObjAccessor.FindPlayer(guid);
-            if (player)
+            if (player != null)
                 player.GetSession().SendLfgBootProposalUpdate(boot);
         }
 
         public void SendLfgUpdateProposal(ObjectGuid guid, LfgProposal proposal)
         {
             Player player = Global.ObjAccessor.FindPlayer(guid);
-            if (player)
+            if (player != null)
                 player.GetSession().SendLfgProposalUpdate(proposal);
         }
 
         public void SendLfgQueueStatus(ObjectGuid guid, LfgQueueStatusData data)
         {
             Player player = Global.ObjAccessor.FindPlayer(guid);
-            if (player)
+            if (player != null)
                 player.GetSession().SendLfgQueueStatus(data);
         }
 

Source/Game/DungeonFinding/LFGScripts.cs

@@ -20,7 +20,7 @@ namespace Game.DungeonFinding
             if (!Global.LFGMgr.IsOptionEnabled(LfgOptions.EnableDungeonFinder | LfgOptions.EnableRaidBrowser))
                 return;
 
-            if (!player.GetGroup())
+            if (player.GetGroup() == null)
                 Global.LFGMgr.LeaveLfg(player.GetGUID());
             else if (player.GetSession().PlayerDisconnected())
                 Global.LFGMgr.LeaveLfg(player.GetGUID(), true);
@@ -36,7 +36,7 @@ namespace Game.DungeonFinding
             ObjectGuid gguid = Global.LFGMgr.GetGroup(guid);
 
             Group group = player.GetGroup();
-            if (group)
+            if (group != null)
             {
                 ObjectGuid gguid2 = group.GetGUID();
                 if (gguid != gguid2)
@@ -61,7 +61,7 @@ namespace Game.DungeonFinding
                 // if for some reason the LFG system recognises the player as being in a LFG dungeon,
                 // but the player was loaded without a valid group, we'll teleport to homebind to prevent
                 // crashes or other undefined behaviour
-                if (!group)
+                if (group == null)
                 {
                     Global.LFGMgr.LeaveLfg(player.GetGUID());
                     player.RemoveAurasDueToSpell(SharedConst.LFGSpellLuckOfTheDraw);
@@ -86,7 +86,7 @@ namespace Game.DungeonFinding
             else
             {
                 Group group = player.GetGroup();
-                if (group && group.GetMembersCount() == 1)
+                if (group != null && group.GetMembersCount() == 1)
                 {
                     Global.LFGMgr.LeaveLfg(group.GetGUID());
                     group.Disband();
@@ -170,7 +170,7 @@ namespace Game.DungeonFinding
             byte players = Global.LFGMgr.RemovePlayerFromGroup(gguid, guid);
 
             Player player = Global.ObjAccessor.FindPlayer(guid);
-            if (player)
+            if (player != null)
             {
                 if (method == RemoveMethod.Leave && state == LfgState.Dungeon &&
                     players >= SharedConst.LFGKickVotesNeeded)
@@ -188,7 +188,7 @@ namespace Game.DungeonFinding
             if (isLFG && state != LfgState.FinishedDungeon) // Need more players to finish the dungeon
             {
                 Player leader = Global.ObjAccessor.FindPlayer(Global.LFGMgr.GetLeader(gguid));
-                if (leader)
+                if (leader != null)
                     leader.GetSession().SendLfgOfferContinue(Global.LFGMgr.GetDungeon(gguid, false));
             }
         }

Source/Game/Entities/AreaTrigger/AreaTrigger.cs

@@ -60,7 +60,7 @@ namespace Game.Entities
                 _isRemoved = true;
 
                 Unit caster = GetCaster();
-                if (caster)
+                if (caster != null)
                     caster._UnregisterAreaTrigger(this);
 
                 _ai.OnRemove();
@@ -78,7 +78,7 @@ namespace Game.Entities
 
         bool Create(uint areaTriggerCreatePropertiesId, Unit caster, Unit target, SpellInfo spellInfo, Position pos, int duration, SpellCastVisualField spellVisual, Spell spell, AuraEffect aurEff)
         {
-            _targetGuid = target ? target.GetGUID() : ObjectGuid.Empty;
+            _targetGuid = target != null ? target.GetGUID() : ObjectGuid.Empty;
             _aurEff = aurEff;
 
             SetMap(caster.GetMap());
@@ -138,7 +138,7 @@ namespace Game.Entities
 
             PhasingHandler.InheritPhaseShift(this, caster);
 
-            if (target && GetTemplate() != null && GetTemplate().HasFlag(AreaTriggerFlags.HasAttached))
+            if (target != null && GetTemplate() != null && GetTemplate().HasFlag(AreaTriggerFlags.HasAttached))
             {
                 m_movementInfo.transport.guid = target.GetGUID();
             }
@@ -153,7 +153,7 @@ namespace Game.Entities
             if (GetCreateProperties().OrbitInfo != null)
             {
                 AreaTriggerOrbitInfo orbit = GetCreateProperties().OrbitInfo;
-                if (target && GetTemplate() != null && GetTemplate().HasFlag(AreaTriggerFlags.HasAttached))
+                if (target != null && GetTemplate() != null && GetTemplate().HasFlag(AreaTriggerFlags.HasAttached))
                     orbit.PathTarget = target.GetGUID();
                 else
                     orbit.Center = new(pos.posX, pos.posY, pos.posZ);
@@ -297,7 +297,7 @@ namespace Game.Entities
                 else if (GetTemplate() != null && GetTemplate().HasFlag(AreaTriggerFlags.HasAttached))
                 {
                     Unit target = GetTarget();
-                    if (target)
+                    if (target != null)
                         GetMap().AreaTriggerRelocation(this, target.GetPositionX(), target.GetPositionY(), target.GetPositionZ(), target.GetOrientation());
                 }
                 else
@@ -607,7 +607,7 @@ namespace Game.Entities
             foreach (Unit unit in enteringUnits)
             {
                 Player player = unit.ToPlayer();
-                if (player)
+                if (player != null)
                 {
                     if (player.IsDebugAreaTriggers)
                         player.SendSysMessage(CypherStrings.DebugAreatriggerEntered, GetEntry());
@@ -623,10 +623,10 @@ namespace Game.Entities
             foreach (ObjectGuid exitUnitGuid in exitUnits)
             {
                 Unit leavingUnit = Global.ObjAccessor.GetUnit(this, exitUnitGuid);
-                if (leavingUnit)
+                if (leavingUnit != null)
                 {
                     Player player = leavingUnit.ToPlayer();
-                    if (player)
+                    if (player != null)
                     {
                         if (player.IsDebugAreaTriggers)
                             player.SendSysMessage(CypherStrings.DebugAreatriggerLeft, GetEntry());
@@ -673,7 +673,7 @@ namespace Game.Entities
         public override uint GetFaction()
         {
             Unit caster = GetCaster();
-            if (caster)
+            if (caster != null)
                 return caster.GetFaction();
 
             return 0;
@@ -958,7 +958,7 @@ namespace Game.Entities
             if (_orbitInfo.PathTarget.HasValue)
             {
                 WorldObject center = Global.ObjAccessor.GetWorldObject(this, _orbitInfo.PathTarget.Value);
-                if (center)
+                if (center != null)
                     return center;
             }
 
@@ -1188,10 +1188,10 @@ namespace Game.Entities
         void DebugVisualizePosition()
         {
             Unit caster = GetCaster();
-            if (caster)
+            if (caster != null)
             {
                 Player player = caster.ToPlayer();
-                if (player)
+                if (player != null)
                     if (player.IsDebugAreaTriggers)
                         player.SummonCreature(1, this, TempSummonType.TimedDespawn, TimeSpan.FromMilliseconds(GetTimeToTarget()));
             }

Source/Game/Entities/Conversation.cs

@@ -428,7 +428,7 @@ namespace Game.Entities
                     break;
             }
 
-            if (bestFit)
+            if (bestFit != null)
                 _conversation.AddActor(_actor.Id, _actor.Index, bestFit.GetGUID());
         }
 

Source/Game/Entities/Creature/Creature.cs

@@ -682,7 +682,7 @@ namespace Game.Entities
 
         public void DoFleeToGetAssistance()
         {
-            if (!GetVictim())
+            if (GetVictim() == null)
                 return;
 
             if (HasAuraType(AuraType.PreventsFleeing))
@@ -699,7 +699,7 @@ namespace Game.Entities
 
                 SetNoSearchAssistance(true);
 
-                if (!creature)
+                if (creature == null)
                     SetControlled(true, UnitState.Fleeing);
                 else
                     GetMotionMaster().MoveSeekAssistance(creature.GetPositionX(), creature.GetPositionY(), creature.GetPositionZ());
@@ -757,7 +757,7 @@ namespace Game.Entities
                 lowGuid = map.GenerateLowGuid(HighGuid.Creature);
 
             Creature creature = new();
-            if (!creature.Create(lowGuid, map, entry, pos, null, vehId))
+            if (creature.Create(lowGuid, map, entry, pos, null, vehId))
                 return null;
 
             return creature;
@@ -766,7 +766,7 @@ namespace Game.Entities
         public static Creature CreateCreatureFromDB(ulong spawnId, Map map, bool addToMap = true, bool allowDuplicate = false)
         {
             Creature creature = new();
-            if (!creature.LoadFromDB(spawnId, map, addToMap, allowDuplicate))
+            if (creature.LoadFromDB(spawnId, map, addToMap, allowDuplicate))
                 return null;
 
             return creature;
@@ -882,21 +882,21 @@ namespace Game.Entities
             {
                 // We're a player pet, probably
                 target = GetAttackerForHelper();
-                if (!target && IsSummon())
+                if (target == null && IsSummon())
                 {
                     Unit owner = ToTempSummon().GetOwner();
                     if (owner != null)
                     {
                         if (owner.IsInCombat())
                             target = owner.GetAttackerForHelper();
-                        if (!target)
+                        if (target == null)
                         {
                             foreach (var itr in owner.m_Controlled)
                             {
                                 if (itr.IsInCombat())
                                 {
                                     target = itr.GetAttackerForHelper();
-                                    if (target)
+                                    if (target != null)
                                         break;
                                 }
                             }
@@ -907,7 +907,7 @@ namespace Game.Entities
             else
                 return null;
 
-            if (target && _IsTargetAcceptable(target) && CanCreatureAttack(target))
+            if (target != null && _IsTargetAcceptable(target) && CanCreatureAttack(target))
             {
                 if (!HasSpellFocus())
                     SetInFront(target);
@@ -915,7 +915,7 @@ namespace Game.Entities
             }
 
             /// @todo a vehicle may eat some mob, so mob should not evade
-            if (GetVehicle())
+            if (GetVehicle() != null)
                 return null;
 
             var iAuras = GetAuraEffectsByType(AuraType.ModInvisibility);
@@ -1619,7 +1619,7 @@ namespace Game.Entities
             if (GetSparringHealthPct() == 0)
                 return false;
 
-            if (!attacker)
+            if (attacker == null)
                 return false;
 
             if (!attacker.IsCreature())
@@ -2786,7 +2786,7 @@ namespace Game.Entities
         public override uint GetLevelForTarget(WorldObject target)
         {
             Unit unitTarget = target.ToUnit();
-            if (unitTarget)
+            if (unitTarget != null)
             {
                 if (IsWorldBoss())
                 {
@@ -3161,7 +3161,7 @@ namespace Game.Entities
                 SetUpdateFieldValue(m_values.ModifyValue(m_unitData).ModifyValue(m_unitData.Target), newTarget);
 
             // If we are not allowed to turn during cast but have a focus target, face the target
-            if (!turnDisabled && noTurnDuringCast && target)
+            if (!turnDisabled && noTurnDuringCast && target != null)
                 SetFacingToObject(target, false);
 
             if (!noTurnDuringCast)
@@ -3222,7 +3222,7 @@ namespace Game.Entities
                 if (!_spellFocusInfo.Target.IsEmpty())
                 {
                     WorldObject objTarget = Global.ObjAccessor.GetWorldObject(this, _spellFocusInfo.Target);
-                    if (objTarget)
+                    if (objTarget != null)
                         SetFacingToObject(objTarget, false);
                 }
                 else

Source/Game/Entities/Creature/Gossip.cs

@@ -545,7 +545,7 @@ namespace Game.Misc
 
             // Is there a better way? what about game objects?
             Creature creature = ObjectAccessor.GetCreature(_session.GetPlayer(), npcGUID);
-            if (creature)
+            if (creature != null)
             {
                 packet.QuestGiverCreatureID = creature.GetEntry();
                 offer.QuestGiverCreatureID = creature.GetCreatureTemplate().Entry;
@@ -612,7 +612,7 @@ namespace Game.Misc
 
             // Is there a better way? what about game objects?
             Creature creature = ObjectAccessor.GetCreature(_session.GetPlayer(), npcGUID);
-            if (creature)
+            if (creature != null)
                 packet.QuestGiverCreatureID = creature.GetCreatureTemplate().Entry;
 
             packet.QuestID = quest.Id;

Source/Game/Entities/DynamicObject.cs

@@ -25,7 +25,7 @@ namespace Game.Entities
         {
             // make sure all references were properly removed
             Cypher.Assert(_aura == null);
-            Cypher.Assert(!_caster);
+            Cypher.Assert(_caster == null);
             Cypher.Assert(!_isViewpoint);
             _removedAura = null;
 

Source/Game/Entities/GameObject/GameObject.cs

@@ -84,7 +84,7 @@ namespace Game.Entities
                 return;
 
             Unit owner = Global.ObjAccessor.GetUnit(this, ownerGUID);
-            if (owner)
+            if (owner != null)
             {
                 owner.RemoveGameObject(this, false);
                 Cypher.Assert(GetOwnerGUID().IsEmpty());
@@ -114,7 +114,7 @@ namespace Game.Entities
                 if (m_model != null)
                 {
                     Transport trans = ToTransport();
-                    if (trans)
+                    if (trans != null)
                         trans.SetDelayedAddModelToMap();
                     else
                         GetMap().InsertGameObjectModel(m_model);
@@ -175,7 +175,7 @@ namespace Game.Entities
 
         bool Create(uint entry, Map map, Position pos, Quaternion rotation, uint animProgress, GameObjectState goState, uint artKit, bool dynamic, ulong spawnid)
         {
-            Cypher.Assert(map);
+            Cypher.Assert(map != null);
             SetMap(map);
 
             Relocate(pos);
@@ -439,7 +439,7 @@ namespace Game.Entities
 
                     m_perPlayerState.Remove(guid);
 
-                    if (seer)
+                    if (seer != null)
                     {
                         if (despawned)
                         {
@@ -475,7 +475,7 @@ namespace Game.Entities
                             Unit owner = GetOwner();
                             if (goInfo.Trap.charges == 2)
                                 m_cooldownTime = GameTime.GetGameTimeMS() + 10 * Time.InMilliseconds;   // Hardcoded tooltip value
-                            else if (owner)
+                            else if (owner != null)
                             {
                                 if (owner.IsInCombat())
                                     m_cooldownTime = GameTime.GetGameTimeMS() + goInfo.Trap.startDelay * Time.InMilliseconds;
@@ -632,7 +632,7 @@ namespace Game.Entities
                                 target = searcher.GetTarget();
                             }
 
-                            if (target)
+                            if (target != null)
                                 SetLootState(LootState.Activated, target);
                         }
                         else if (goInfo.type == GameObjectTypes.CapturePoint)
@@ -738,7 +738,7 @@ namespace Game.Entities
                                 CastSpell(null, goInfo.Trap.spell);
                                 SetLootState(LootState.JustDeactivated);
                             }
-                            else if (target)
+                            else if (target != null)
                             {
                                 // Some traps do not have a spell but should be triggered
                                 CastSpellExtraArgs args = new();
@@ -765,7 +765,7 @@ namespace Game.Entities
                 {
                     // If nearby linked trap exists, despawn it
                     GameObject linkedTrap = GetLinkedTrap();
-                    if (linkedTrap)
+                    if (linkedTrap != null)
                         linkedTrap.DespawnOrUnsummon();
 
                     //if Gameobject should cast spell, then this, but some GOs (type = 10) should be destroyed
@@ -1384,7 +1384,7 @@ namespace Game.Entities
                         || LootStorage.Gameobject.HaveQuestLootForPlayer(GetGoInfo().Chest.chestPushLoot, target))
                     {
                         Battleground bg = target.GetBattleground();
-                        if (bg)
+                        if (bg != null)
                             return bg.CanActivateGO((int)GetEntry(), (uint)bg.GetPlayerTeam(target.GetGUID()));
                         return true;
                     }
@@ -1419,7 +1419,7 @@ namespace Game.Entities
                 return;
 
             GameObject trapGO = GetLinkedTrap();
-            if (trapGO)
+            if (trapGO != null)
                 trapGO.CastSpell(target, trapSpell.Id);
         }
 
@@ -1460,7 +1460,7 @@ namespace Game.Entities
 
         public void ActivateObject(GameObjectActions action, int param, WorldObject spellCaster = null, uint spellId = 0, int effectIndex = -1)
         {
-            Unit unitCaster = spellCaster ? spellCaster.ToUnit() : null;
+            Unit unitCaster = spellCaster != null ? spellCaster.ToUnit() : null;
 
             switch (action)
             {
@@ -1474,7 +1474,7 @@ namespace Game.Entities
                     SendCustomAnim((uint)(action - GameObjectActions.AnimateCustom0));
                     break;
                 case GameObjectActions.Disturb: // What's the difference with Open?
-                    if (unitCaster)
+                    if (unitCaster != null)
                         Use(unitCaster);
                     break;
                 case GameObjectActions.Unlock:
@@ -1484,11 +1484,11 @@ namespace Game.Entities
                     SetFlag(GameObjectFlags.Locked);
                     break;
                 case GameObjectActions.Open:
-                    if (unitCaster)
+                    if (unitCaster != null)
                         Use(unitCaster);
                     break;
                 case GameObjectActions.OpenAndUnlock:
-                    if (unitCaster)
+                    if (unitCaster != null)
                         UseDoorOrButton(0, false, unitCaster);
                     RemoveFlag(GameObjectFlags.Locked);
                     break;
@@ -1499,7 +1499,7 @@ namespace Game.Entities
                     // No use cases, implementation unknown
                     break;
                 case GameObjectActions.Destroy:
-                    if (unitCaster)
+                    if (unitCaster != null)
                         UseDoorOrButton(0, true, unitCaster);
                     break;
                 case GameObjectActions.Rebuild:
@@ -1561,7 +1561,7 @@ namespace Game.Entities
                     SetAnimKitId((ushort)param, false);
                     break;
                 case GameObjectActions.OpenAndPlayAnimKit:
-                    if (unitCaster)
+                    if (unitCaster != null)
                         UseDoorOrButton(0, false, unitCaster);
                     SetAnimKitId((ushort)param, false);
                     break;
@@ -1576,7 +1576,7 @@ namespace Game.Entities
                     SetAnimKitId(0, false);
                     break;
                 case GameObjectActions.OpenAndStopAnimKit:
-                    if (unitCaster)
+                    if (unitCaster != null)
                         UseDoorOrButton(0, false, unitCaster);
                     SetAnimKitId(0, false);
                     break;
@@ -1684,7 +1684,7 @@ namespace Game.Entities
                 case GameObjectTypes.Chest:                         //3
                 {
                     Player player = user.ToPlayer();
-                    if (!player)
+                    if (player == null)
                         return;
 
                     Battleground bg = player.GetBattleground();
@@ -1922,12 +1922,12 @@ namespace Game.Entities
                         }
 
                         Group group = player.GetGroup();
-                        if (group)
+                        if (group != null)
                         {
                             for (GroupReference refe = group.GetFirstMember(); refe != null; refe = refe.Next())
                             {
                                 Player member = refe.GetSource();
-                                if (member)
+                                if (member != null)
                                     if (member.IsAtGroupRewardDistance(this))
                                         member.KillCreditGO(info.entry, GetGUID());
                             }
@@ -2044,14 +2044,14 @@ namespace Game.Entities
 
                             // If fishing skill is high enough, or if fishing on a pool, send correct loot.
                             // Fishing pools have no skill requirement as of patch 3.3.0 (undocumented change).
-                            if (chance >= roll || fishingPool)
+                            if (chance >= roll || fishingPool != null)
                             {
                                 // @todo I do not understand this hack. Need some explanation.
                                 // prevent removing GO at spell cancel
                                 RemoveFromOwner();
                                 SetOwnerGUID(player.GetGUID());
 
-                                if (fishingPool)
+                                if (fishingPool != null)
                                 {
                                     fishingPool.Use(player);
                                     SetLootState(LootState.JustDeactivated);
@@ -2248,7 +2248,7 @@ namespace Game.Entities
                     {
                         // in Battlegroundcheck
                         Battleground bg = player.GetBattleground();
-                        if (!bg)
+                        if (bg == null)
                             return;
 
                         if (player.GetVehicle() != null)
@@ -2296,7 +2296,7 @@ namespace Game.Entities
                     {
                         // in Battlegroundcheck
                         Battleground bg = player.GetBattleground();
-                        if (!bg)
+                        if (bg == null)
                             return;
 
                         if (player.GetVehicle() != null)
@@ -2452,7 +2452,7 @@ namespace Game.Entities
 
                             Aura artifactAura = player.GetAura(PlayerConst.ArtifactsAllWeaponsGeneralWeaponEquippedPassive);
                             Item item = artifactAura != null ? player.GetItemByGuid(artifactAura.GetCastItemGUID()) : null;
-                            if (!item)
+                            if (item == null)
                             {
                                 player.SendPacket(new DisplayGameError(GameError.MustEquipArtifact));
                                 return;
@@ -2467,7 +2467,7 @@ namespace Game.Entities
                         case 2: // Heart Forge
                         {
                             Item item = player.GetItemByEntry(PlayerConst.ItemIdHeartOfAzeroth, ItemSearchLocation.Everywhere);
-                            if (!item)
+                            if (item == null)
                                 return;
 
                             GameObjectInteraction openHeartForge = new();
@@ -2484,7 +2484,7 @@ namespace Game.Entities
                 case GameObjectTypes.UILink:
                 {
                     Player player = user.ToPlayer();
-                    if (!player)
+                    if (player == null)
                         return;
 
                     GameObjectInteraction gameObjectUILink = new();
@@ -2587,7 +2587,7 @@ namespace Game.Entities
             }
 
             Player player1 = user.ToPlayer();
-            if (player1)
+            if (player1 != null)
                 Global.OutdoorPvPMgr.HandleCustomSpell(player1, spellId, this);
 
             if (spellCaster != null)
@@ -2794,7 +2794,7 @@ namespace Game.Entities
 
         public SpellInfo GetSpellForLock(Player player)
         {
-            if (!player)
+            if (player == null)
                 return null;
 
             uint lockId = GetGoInfo().GetLockId();
@@ -2937,7 +2937,7 @@ namespace Game.Entities
                     GetAI().Destroyed(attackerOrHealer, m_goInfo.DestructibleBuilding.DestroyedEvent);
 
                     Player player = attackerOrHealer != null ? attackerOrHealer.GetCharmerOrOwnerPlayerOrPlayerItself() : null;
-                    if (player)
+                    if (player != null)
                     {
                         Battleground bg = player.GetBattleground();
                         if (bg != null)
@@ -2990,7 +2990,7 @@ namespace Game.Entities
         public void SetLootState(LootState state, Unit unit = null)
         {
             m_lootState = state;
-            m_lootStateUnitGUID = unit ? unit.GetGUID() : ObjectGuid.Empty;
+            m_lootStateUnitGUID = unit != null ? unit.GetGUID() : ObjectGuid.Empty;
             GetAI().OnLootStateChanged((uint)state, unit);
 
             // Start restock timer if the chest is partially looted or not looted at all
@@ -3437,7 +3437,7 @@ namespace Game.Entities
                     battleground = bg;
             }
 
-            if (!battleground)
+            if (battleground == null)
                 return;
 
             // Cancel current timer
@@ -4414,7 +4414,7 @@ namespace Game.Entities
                 FlagState oldState = _state;
                 _state = newState;
 
-                if (player && newState == FlagState.Taken)
+                if (player != null && newState == FlagState.Taken)
                     _carrierGUID = player.GetGUID();
                 else
                     _carrierGUID = ObjectGuid.Empty;

Source/Game/Entities/Item/Bag.cs

@@ -24,7 +24,7 @@ namespace Game.Entities
             for (byte i = 0; i < ItemConst.MaxBagSize; ++i)
             {
                 Item item = m_bagslot[i];
-                if (item)
+                if (item != null)
                 {
                     if (item.IsInWorld)
                     {
@@ -72,7 +72,7 @@ namespace Game.Entities
             SetEntry(itemid);
             SetObjectScale(1.0f);
 
-            if (owner)
+            if (owner != null)
             {
                 SetOwnerGUID(owner.GetGUID());
                 SetContainedIn(owner.GetGUID());

Source/Game/Entities/Item/Item.cs

@@ -38,7 +38,7 @@ namespace Game.Entities
             SetEntry(itemId);
             SetObjectScale(1.0f);
 
-            if (owner)
+            if (owner != null)
             {
                 SetOwnerGUID(owner.GetGUID());
                 SetContainedIn(owner.GetGUID());
@@ -74,7 +74,7 @@ namespace Game.Entities
 
                         PlayerConditionRecord playerCondition = CliDB.PlayerConditionStorage.LookupByKey(artifactAppearance.UnlockPlayerConditionID);
                         if (playerCondition != null)
-                            if (!owner || !ConditionManager.IsPlayerMeetingCondition(owner, playerCondition))
+                            if (owner == null || !ConditionManager.IsPlayerMeetingCondition(owner, playerCondition))
                                 continue;
 
                         SetModifier(ItemModifier.ArtifactAppearanceId, artifactAppearance.Id);
@@ -624,7 +624,7 @@ namespace Game.Entities
 
         public void CheckArtifactRelicSlotUnlock(Player owner)
         {
-            if (!owner)
+            if (owner == null)
                 return;
 
             byte artifactId = GetTemplate().GetArtifactID();
@@ -718,7 +718,7 @@ namespace Game.Entities
             if (uState == ItemUpdateState.New && state == ItemUpdateState.Removed)
             {
                 // pretend the item never existed
-                if (forplayer)
+                if (forplayer != null)
                 {
                     RemoveItemFromUpdateQueueOf(this, forplayer);
                     forplayer.DeleteRefundReference(GetGUID());
@@ -731,7 +731,7 @@ namespace Game.Entities
                 if (uState != ItemUpdateState.New)
                     uState = state;
 
-                if (forplayer)
+                if (forplayer != null)
                     AddItemToUpdateQueueOf(this, forplayer);
             }
             else
@@ -825,7 +825,7 @@ namespace Game.Entities
             SetUpdateFieldValue(m_values.ModifyValue(m_itemData).ModifyValue(m_itemData.StackCount), value);
 
             Player player = GetOwner();
-            if (player)
+            if (player != null)
             {
                 TradeData tradeData = player.GetTradeData();
                 if (tradeData != null)
@@ -1351,7 +1351,7 @@ namespace Game.Entities
         public override bool AddToObjectUpdate()
         {
             Player owner = GetOwner();
-            if (owner)
+            if (owner != null)
             {
                 owner.GetMap().AddUpdateObject(this);
                 return true;
@@ -1363,7 +1363,7 @@ namespace Game.Entities
         public override void RemoveFromObjectUpdate()
         {
             Player owner = GetOwner();
-            if (owner)
+            if (owner != null)
                 owner.GetMap().RemoveUpdateObject(this);
         }
 
@@ -1509,7 +1509,7 @@ namespace Game.Entities
             Player owner = GetOwner();
             for (byte i = 0; i < ItemConst.MaxStats; ++i)
             {
-                if ((owner ? GetItemStatValue(i, owner) : proto.GetStatPercentEditor(i)) != 0)
+                if ((owner != null ? GetItemStatValue(i, owner) : proto.GetStatPercentEditor(i)) != 0)
                     return true;
             }
 
@@ -2331,7 +2331,7 @@ namespace Game.Entities
         public void GiveArtifactXp(ulong amount, Item sourceItem, ArtifactCategory artifactCategoryId)
         {
             Player owner = GetOwner();
-            if (!owner)
+            if (owner == null)
                 return;
 
             if (artifactCategoryId != 0)

Source/Game/Entities/Item/ItemBonusManager.cs

@@ -80,7 +80,7 @@ namespace Game.Entities
                         continue;
 
                     bool meetsPlayerCondition = false;
-                    if (player)
+                    if (player != null)
                     {
                         var playerCondition = CliDB.PlayerConditionStorage.LookupByKey(itemContextPickerEntry.PlayerConditionID);
                         if (playerCondition != null)

Source/Game/Entities/Object/WorldObject.cs

@@ -46,7 +46,7 @@ namespace Game.Entities
         public virtual void Dispose()
         {
             // this may happen because there are many !create/delete
-            if (IsWorldObject() && _currMap)
+            if (IsWorldObject() && _currMap != null)
             {
                 if (IsTypeId(TypeId.Corpse))
                 {
@@ -124,7 +124,7 @@ namespace Game.Entities
 
         public virtual void BuildCreateUpdateBlockForPlayer(UpdateData data, Player target)
         {
-            if (!target)
+            if (target == null)
                 return;
 
             UpdateType updateType = _isNewObject ? UpdateType.CreateObject2 : UpdateType.CreateObject;
@@ -148,10 +148,10 @@ namespace Game.Entities
                 flags.SmoothPhasing = true;
 
             Unit unit = ToUnit();
-            if (unit)
+            if (unit != null)
             {
                 flags.PlayHoverAnim = unit.IsPlayingHoverAnim();
-                if (unit.GetVictim())
+                if (unit.GetVictim() != null)
                     flags.CombatVictim = true;
             }
 
@@ -223,7 +223,7 @@ namespace Game.Entities
 
         public void SendOutOfRangeForPlayer(Player target)
         {
-            Cypher.Assert(target);
+            Cypher.Assert(target != null);
 
             UpdateData updateData = new(target.GetMapId());
             BuildOutOfRangeUpdateBlock(updateData);
@@ -235,7 +235,7 @@ namespace Game.Entities
         {
             List<uint> PauseTimes = null;
             GameObject go = ToGameObject();
-            if (go)
+            if (go != null)
                 PauseTimes = go.GetPauseTimes();
 
             data.WriteBit(flags.NoBirthAnim);
@@ -1205,11 +1205,11 @@ namespace Game.Entities
                     }
 
                     Unit target = obj.ToUnit();
-                    if (target)
+                    if (target != null)
                     {
                         // Don't allow to detect vehicle accessories if you can't see vehicle
                         Unit vehicle = target.GetVehicleBase();
-                        if (vehicle)
+                        if (vehicle != null)
                             if (!thisPlayer.HaveAtClient(vehicle))
                                 return false;
                     }
@@ -1352,7 +1352,7 @@ namespace Game.Entities
                 return true;
 
             // Only check back for units, it does not make sense for gameobjects
-            if (unit && !HasInArc(MathF.PI, obj))
+            if (unit != null && !HasInArc(MathF.PI, obj))
                 return false;
 
             // Traps should detect stealth always
@@ -1393,7 +1393,7 @@ namespace Game.Entities
                 float visibilityRange = detectionValue * 0.3f + combatReach;
 
                 // If this unit is an NPC then player detect range doesn't apply
-                if (unit && unit.IsTypeId(TypeId.Player) && visibilityRange > SharedConst.MaxPlayerStealthDetectRange)
+                if (unit != null && unit.IsTypeId(TypeId.Player) && visibilityRange > SharedConst.MaxPlayerStealthDetectRange)
                     visibilityRange = SharedConst.MaxPlayerStealthDetectRange;
 
                 // When checking for alert state, look 8% further, and then 1.5 yards more than that.
@@ -1402,7 +1402,7 @@ namespace Game.Entities
 
                 // If checking for alert, and creature's visibility range is greater than aggro distance, No alert
                 Unit tunit = obj.ToUnit();
-                if (checkAlert && unit && unit.ToCreature() && visibilityRange >= unit.ToCreature().GetAttackDistance(tunit) + unit.ToCreature().m_CombatDistance)
+                if (checkAlert && unit != null && unit.ToCreature() != null && visibilityRange >= unit.ToCreature().GetAttackDistance(tunit) + unit.ToCreature().m_CombatDistance)
                     return false;
 
                 if (distance > visibilityRange)
@@ -1597,7 +1597,7 @@ namespace Game.Entities
 
             Map map = GetMap();
             GameObject go = GameObject.CreateGameObject(entry, map, pos, rotation, 255, GameObjectState.Ready);
-            if (!go)
+            if (go == null)
                 return null;
 
             PhasingHandler.InheritPhaseShift(go, this);
@@ -1649,7 +1649,7 @@ namespace Game.Entities
             foreach (var tempSummonData in data)
             {
                 TempSummon summon = SummonCreature(tempSummonData.entry, tempSummonData.pos, tempSummonData.type, tempSummonData.time);
-                if (summon)
+                if (summon != null)
                     list.Add(summon);
             }
         }
@@ -1827,7 +1827,7 @@ namespace Game.Entities
             if (spellInfo.RangeEntry.RangeMax[0] == spellInfo.RangeEntry.RangeMax[1])
                 return spellInfo.GetMaxRange();
 
-            if (!target)
+            if (target == null)
                 return spellInfo.GetMaxRange(true);
 
             return spellInfo.GetMaxRange(!IsHostileTo(target));
@@ -1841,7 +1841,7 @@ namespace Game.Entities
             if (spellInfo.RangeEntry.RangeMin[0] == spellInfo.RangeEntry.RangeMin[1])
                 return spellInfo.GetMinRange();
 
-            if (!target)
+            if (target == null)
                 return spellInfo.GetMinRange(true);
 
             return spellInfo.GetMinRange(!IsHostileTo(target));
@@ -1922,7 +1922,7 @@ namespace Game.Entities
 
             // cut duration only of negative effects
             Unit unitTarget = target.ToUnit();
-            if (!unitTarget)
+            if (unitTarget == null)
                 return duration;
 
             if (!positive)
@@ -1986,7 +1986,7 @@ namespace Game.Entities
                 modOwner.ApplySpellMod(spellInfo, SpellModOp.ChangeCastTime, ref castTime, spell);
 
             Unit unitCaster = ToUnit();
-            if (!unitCaster)
+            if (unitCaster == null)
                 return;
 
             if (unitCaster.IsPlayer() && unitCaster.ToPlayer().GetCommandStatus(PlayerCommandStates.Casttime))
@@ -2013,7 +2013,7 @@ namespace Game.Entities
                 modOwner.ApplySpellMod(spellInfo, SpellModOp.ChangeCastTime, ref duration, spell);
 
             Unit unitCaster = ToUnit();
-            if (!unitCaster)
+            if (unitCaster == null)
                 return;
 
             if (!(spellInfo.HasAttribute(SpellAttr0.IsAbility) || spellInfo.HasAttribute(SpellAttr0.IsTradeskill) || spellInfo.HasAttribute(SpellAttr3.IgnoreCasterModifiers)) &&
@@ -2227,7 +2227,7 @@ namespace Game.Entities
 
             bool isAttackableBySummoner(Unit me, ObjectGuid targetGuid)
             {
-                if (!me)
+                if (me == null)
                     return false;
 
                 TempSummon tempSummon = me.ToTempSummon();
@@ -2252,7 +2252,7 @@ namespace Game.Entities
             Player targetPlayerOwner = target.GetAffectingPlayer();
 
             // check forced reputation to support SPELL_AURA_FORCE_REACTION
-            if (selfPlayerOwner)
+            if (selfPlayerOwner != null)
             {
                 var targetFactionTemplateEntry = target.GetFactionTemplateEntry();
                 if (targetFactionTemplateEntry != null)
@@ -2262,7 +2262,7 @@ namespace Game.Entities
                         return repRank;
                 }
             }
-            else if (targetPlayerOwner)
+            else if (targetPlayerOwner != null)
             {
                 var selfFactionTemplateEntry = GetFactionTemplateEntry();
                 if (selfFactionTemplateEntry != null)
@@ -2275,11 +2275,11 @@ namespace Game.Entities
 
             Unit unit = ToUnit() ?? selfPlayerOwner;
             Unit targetUnit = target.ToUnit() ?? targetPlayerOwner;
-            if (unit && unit.HasUnitFlag(UnitFlags.PlayerControlled))
+            if (unit != null && unit.HasUnitFlag(UnitFlags.PlayerControlled))
             {
-                if (targetUnit && targetUnit.HasUnitFlag(UnitFlags.PlayerControlled))
+                if (targetUnit != null && targetUnit.HasUnitFlag(UnitFlags.PlayerControlled))
                 {
-                    if (selfPlayerOwner && targetPlayerOwner)
+                    if (selfPlayerOwner != null && targetPlayerOwner != null)
                     {
                         // always friendly to other unit controlled by player, or to the player himself
                         if (selfPlayerOwner == targetPlayerOwner)
@@ -2300,7 +2300,7 @@ namespace Game.Entities
                     if (unit.IsFFAPvP() && targetUnit.IsFFAPvP())
                         return ReputationRank.Hostile;
 
-                    if (selfPlayerOwner)
+                    if (selfPlayerOwner != null)
                     {
                         var targetFactionTemplateEntry = targetUnit.GetFactionTemplateEntry();
                         if (targetFactionTemplateEntry != null)
@@ -2605,7 +2605,7 @@ namespace Game.Entities
             }
 
             // CvC case - can attack each other only when one of them is hostile
-            if (unit && !unit.HasUnitFlag(UnitFlags.PlayerControlled) && unitTarget != null && !unitTarget.HasUnitFlag(UnitFlags.PlayerControlled))
+            if (unit != null && !unit.HasUnitFlag(UnitFlags.PlayerControlled) && unitTarget != null && !unitTarget.HasUnitFlag(UnitFlags.PlayerControlled))
                 return IsHostileTo(unitTarget) || unitTarget.IsHostileTo(this);
 
             // Traps without owner or with NPC owner versus Creature case - can attack to creature only when one of them is hostile
@@ -2613,7 +2613,7 @@ namespace Game.Entities
             {
                 Unit goOwner = go.GetOwner();
                 if (goOwner == null || !goOwner.HasUnitFlag(UnitFlags.PlayerControlled))
-                    if (unitTarget && !unitTarget.HasUnitFlag(UnitFlags.PlayerControlled))
+                    if (unitTarget != null && !unitTarget.HasUnitFlag(UnitFlags.PlayerControlled))
                         return IsHostileTo(unitTarget) || unitTarget.IsHostileTo(this);
             }
 
@@ -2630,10 +2630,10 @@ namespace Game.Entities
                 return false;
 
             // Not all neutral creatures can be attacked (even some unfriendly faction does not react aggresive to you, like Sporaggar)
-            if ((playerAffectingAttacker && !playerAffectingTarget) || (!playerAffectingAttacker && playerAffectingTarget))
+            if ((playerAffectingAttacker != null && playerAffectingTarget == null) || (playerAffectingAttacker == null && playerAffectingTarget != null))
             {
-                Player player = playerAffectingAttacker ? playerAffectingAttacker : playerAffectingTarget;
-                Unit creature = playerAffectingAttacker ? unitTarget : unit;
+                Player player = playerAffectingAttacker != null ? playerAffectingAttacker : playerAffectingTarget;
+                Unit creature = playerAffectingAttacker != null ? unitTarget : unit;
                 if (creature != null)
                 {
                     if (creature.IsContestedGuard() && player.HasPlayerFlag(PlayerFlags.ContestedPVP))
@@ -2658,7 +2658,7 @@ namespace Game.Entities
                 }
             }
 
-            if (playerAffectingAttacker && playerAffectingTarget)
+            if (playerAffectingAttacker != null && playerAffectingTarget != null)
                 if (playerAffectingAttacker.duel != null && playerAffectingAttacker.duel.Opponent == playerAffectingTarget && playerAffectingAttacker.duel.State == DuelState.InProgress)
                     return true;
 
@@ -2668,7 +2668,7 @@ namespace Game.Entities
                 return false;
 
             // additional checks - only PvP case
-            if (playerAffectingAttacker && playerAffectingTarget)
+            if (playerAffectingAttacker != null && playerAffectingTarget != null)
             {
                 if (playerAffectingTarget.IsPvP() || (bySpell != null && bySpell.HasAttribute(SpellAttr5.IgnoreAreaEffectPvpCheck)))
                     return true;
@@ -2686,7 +2686,7 @@ namespace Game.Entities
         // function based on function Unit::CanAssist from 13850 client
         public bool IsValidAssistTarget(WorldObject target, SpellInfo bySpell = null, bool spellCheck = true)
         {
-            Cypher.Assert(target);
+            Cypher.Assert(target != null);
 
             // some negative spells can be casted at friendly target
             bool isNegativeSpell = bySpell != null && !bySpell.IsPositive();
@@ -2697,7 +2697,7 @@ namespace Game.Entities
 
             // can't assist unattackable units
             Unit unitTarget = target.ToUnit();
-            if (unitTarget && unitTarget.HasUnitState(UnitState.Unattackable))
+            if (unitTarget != null && unitTarget.HasUnitState(UnitState.Unattackable))
                 return false;
 
             // can't assist GMs
@@ -2706,7 +2706,7 @@ namespace Game.Entities
 
             // can't assist own vehicle or passenger
             Unit unit = ToUnit();
-            if (unit && unitTarget && unit.GetVehicle())
+            if (unit != null && unitTarget != null && unit.GetVehicle() != null)
             {
                 if (unit.IsOnVehicle(unitTarget))
                     return false;
@@ -2720,7 +2720,7 @@ namespace Game.Entities
                 return false;
 
             // can't assist dead
-            if ((bySpell == null || !bySpell.IsAllowingDeadTarget()) && unitTarget && !unitTarget.IsAlive())
+            if ((bySpell == null || !bySpell.IsAllowingDeadTarget()) && unitTarget != null && !unitTarget.IsAlive())
                 return false;
 
             // can't assist untargetable
@@ -2750,7 +2750,7 @@ namespace Game.Entities
             }
 
             // can't assist non-friendly targets
-            if (GetReactionTo(target) < ReputationRank.Neutral && target.GetReactionTo(this) < ReputationRank.Neutral && (!ToCreature() || !ToCreature().HasFlag(CreatureStaticFlags4.TreatAsRaidUnitForHelpfulSpells)))
+            if (GetReactionTo(target) < ReputationRank.Neutral && target.GetReactionTo(this) < ReputationRank.Neutral && (!IsCreature() || !ToCreature().HasFlag(CreatureStaticFlags4.TreatAsRaidUnitForHelpfulSpells)))
                 return false;
 
             // PvP case
@@ -2934,7 +2934,7 @@ namespace Game.Entities
         public void PlayDirectSound(uint soundId, Player target = null, uint broadcastTextId = 0)
         {
             PlaySound sound = new(GetGUID(), soundId, broadcastTextId);
-            if (target)
+            if (target != null)
                 target.SendPacket(sound);
             else
                 SendMessageToSet(sound, true);
@@ -2942,7 +2942,7 @@ namespace Game.Entities
 
         public void PlayDirectMusic(uint musicId, Player target = null)
         {
-            if (target)
+            if (target != null)
                 target.SendPacket(new PlayMusic(musicId));
             else
                 SendMessageToSet(new PlayMusic(musicId), true);
@@ -2957,7 +2957,7 @@ namespace Game.Entities
             pkt.Position = GetPosition();
             pkt.BroadcastTextID = broadcastTextId;
 
-            if (target)
+            if (target != null)
                 target.SendPacket(pkt);
             else
                 SendMessageToSet(pkt, true);
@@ -3232,7 +3232,7 @@ namespace Game.Entities
 
         public bool IsWithinDistInMap(WorldObject obj, float dist2compare, bool is3D = true, bool incOwnRadius = true, bool incTargetRadius = true)
         {
-            return obj && IsInMap(obj) && InSamePhase(obj) && _IsWithinDist(obj, dist2compare, is3D, incOwnRadius, incTargetRadius);
+            return obj != null && IsInMap(obj) && InSamePhase(obj) && _IsWithinDist(obj, dist2compare, is3D, incOwnRadius, incTargetRadius);
         }
 
         public bool IsWithinLOS(float ox, float oy, float oz, LineOfSightChecks checks = LineOfSightChecks.All, ModelIgnoreFlags ignoreFlags = ModelIgnoreFlags.Nothing)
@@ -3348,7 +3348,7 @@ namespace Game.Entities
 
         public bool IsInBetween(WorldObject obj1, WorldObject obj2, float size = 0)
         {
-            return obj1 && obj2 && IsInBetween(obj1.GetPosition(), obj2.GetPosition(), size);
+            return obj1 != null && obj2 != null && IsInBetween(obj1.GetPosition(), obj2.GetPosition(), size);
         }
 
         public bool IsInBetween(Position pos1, Position pos2, float size)
@@ -3480,7 +3480,7 @@ namespace Game.Entities
         {
             float effectiveReach = GetCombatReach();
 
-            if (searcher)
+            if (searcher != null)
             {
                 effectiveReach += searcher.GetCombatReach();
 
@@ -3796,11 +3796,6 @@ namespace Game.Entities
         public FlaggedArray32<ServerSideVisibilityType> m_serverSideVisibility = new(2);
         public FlaggedArray32<ServerSideVisibilityType> m_serverSideVisibilityDetect = new(2);
         #endregion
-
-        public static implicit operator bool(WorldObject obj)
-        {
-            return obj != null;
-        }
     }
 
     public class MovementInfo

Source/Game/Entities/Pet.cs

@@ -709,7 +709,7 @@ namespace Game.Entities
 
         public bool CreateBaseAtCreature(Creature creature)
         {
-            Cypher.Assert(creature);
+            Cypher.Assert(creature != null);
 
             if (!CreateBaseAtTamed(creature.GetCreatureTemplate(), creature.GetMap()))
                 return false;
@@ -1251,7 +1251,7 @@ namespace Game.Entities
                 {
                     // need update action bar for last removed rank
                     Unit owner = GetOwner();
-                    if (owner)
+                    if (owner != null)
                         if (owner.IsTypeId(TypeId.Player))
                             owner.ToPlayer().PetSpellInitialize();
                 }
@@ -1356,7 +1356,7 @@ namespace Game.Entities
 
         public bool Create(ulong guidlow, Map map, uint entry, uint petNumber)
         {
-            Cypher.Assert(map);
+            Cypher.Assert(map != null);
             SetMap(map);
 
             // TODO: counter should be constructed as (summon_count << 32) | petNumber
@@ -1458,7 +1458,7 @@ namespace Game.Entities
         public void SynchronizeLevelWithOwner()
         {
             Unit owner = GetOwner();
-            if (!owner || !owner.IsTypeId(TypeId.Player))
+            if (owner == null || !owner.IsTypeId(TypeId.Player))
                 return;
 
             switch (GetPetType())
@@ -1534,7 +1534,7 @@ namespace Game.Entities
         public GroupUpdatePetFlags GetGroupUpdateFlag() { return m_groupUpdateMask; }
         public void SetGroupUpdateFlag(GroupUpdatePetFlags flag)
         {
-            if (GetOwner().GetGroup())
+            if (GetOwner().GetGroup() != null)
             {
                 m_groupUpdateMask |= flag;
                 GetOwner().SetGroupUpdateFlag(GroupUpdateFlags.Pet);
@@ -1543,7 +1543,7 @@ namespace Game.Entities
         public void ResetGroupUpdateFlag()
         {
             m_groupUpdateMask = GroupUpdatePetFlags.None;
-            if (GetOwner().GetGroup())
+            if (GetOwner().GetGroup() != null)
                 GetOwner().RemoveGroupUpdateFlag(GroupUpdateFlags.Pet);
         }
 

Source/Game/Entities/Player/CinematicManager.cs

@@ -68,7 +68,7 @@ namespace Game.Entities
 
                     player.GetMap().LoadGridForActiveObject(pos.GetPositionX(), pos.GetPositionY(), player);
                     m_CinematicObject = player.SummonCreature(1, pos.posX, pos.posY, pos.posZ, 0.0f, TempSummonType.TimedDespawn, TimeSpan.FromMinutes(5));
-                    if (m_CinematicObject)
+                    if (m_CinematicObject != null)
                     {
                         m_CinematicObject.SetActive(true);
                         player.SetViewpoint(m_CinematicObject, true);
@@ -89,10 +89,10 @@ namespace Game.Entities
             m_cinematicCamera = null;
             m_activeCinematic = null;
             m_activeCinematicCameraIndex = -1;
-            if (m_CinematicObject)
+            if (m_CinematicObject != null)
             {
                 WorldObject vpObject = player.GetViewpoint();
-                if (vpObject)
+                if (vpObject != null)
                     if (vpObject == m_CinematicObject)
                         player.SetViewpoint(m_CinematicObject, false);
 
@@ -170,7 +170,7 @@ namespace Game.Entities
 
             // Advance (at speed) to this position. The remote sight object is used
             // to send update information to player in cinematic
-            if (m_CinematicObject && interPosition.IsPositionValid())
+            if (m_CinematicObject != null && interPosition.IsPositionValid())
                 m_CinematicObject.MonsterMoveWithSpeed(interPosition.posX, interPosition.posY, interPosition.posZ, 500.0f, false, true);
 
             // If we never received an end packet 10 seconds after the final timestamp then force an end

Source/Game/Entities/Player/CollectionManager.cs

@@ -237,7 +237,7 @@ namespace Game.Entities
         public void UpgradeHeirloom(uint itemId, uint castItem)
         {
             Player player = _owner.GetPlayer();
-            if (!player)
+            if (player == null)
                 return;
 
             HeirloomRecord heirloom = Global.DB2Mgr.GetHeirloomByItemId(itemId);
@@ -275,7 +275,7 @@ namespace Game.Entities
         public void CheckHeirloomUpgrades(Item item)
         {
             Player player = _owner.GetPlayer();
-            if (!player)
+            if (player == null)
                 return;
 
             // Check already owned heirloom for upgrade kits
@@ -292,7 +292,7 @@ namespace Game.Entities
                 HeirloomRecord heirloomDiff;
                 while ((heirloomDiff = Global.DB2Mgr.GetHeirloomByItemId(heirloomItemId)) != null)
                 {
-                    if (player.GetItemByEntry(heirloomDiff.ItemID))
+                    if (player.GetItemByEntry(heirloomDiff.ItemID) != null)
                         newItemId = heirloomDiff.ItemID;
 
                     HeirloomRecord heirloomSub = Global.DB2Mgr.GetHeirloomByItemId(heirloomDiff.StaticUpgradedItemID);
@@ -372,7 +372,7 @@ namespace Game.Entities
         public bool AddMount(uint spellId, MountStatusFlags flags, bool factionMount = false, bool learned = false)
         {
             Player player = _owner.GetPlayer();
-            if (!player)
+            if (player == null)
                 return false;
 
             MountRecord mount = Global.DB2Mgr.GetMount(spellId);
@@ -420,7 +420,7 @@ namespace Game.Entities
         void SendSingleMountUpdate(uint spellId, MountStatusFlags mountStatusFlags)
         {
             Player player = _owner.GetPlayer();
-            if (!player)
+            if (player == null)
                 return;
 
             AccountMountUpdate mountUpdate = new();
@@ -592,7 +592,7 @@ namespace Game.Entities
             if (itemTemplate == null)
                 return false;
 
-            if (!_owner.GetPlayer())
+            if (_owner.GetPlayer() == null)
                 return false;
 
             if (_owner.GetPlayer().CanUseItem(itemTemplate) != InventoryResult.Ok)

Source/Game/Entities/Player/KillRewarder.cs

@@ -129,14 +129,14 @@ namespace Game.Entities
                             // 2.4. _maxNotGrayMember - maximum level of alive group member within reward distance,
                             //      for whom victim is not gray;
                             uint grayLevel = Formulas.GetGrayLevel(lvl);
-                            if (_victim.GetLevelForTarget(member) > grayLevel && (!_maxNotGrayMember || _maxNotGrayMember.GetLevel() < lvl))
+                            if (_victim.GetLevelForTarget(member) > grayLevel && (_maxNotGrayMember == null || _maxNotGrayMember.GetLevel() < lvl))
                                 _maxNotGrayMember = member;
                         }
                     }
                 }
                 // 2.5. _isFullXP - flag identifying that for all group members victim is not gray,
                 //      so 100% XP will be rewarded (50% otherwise).
-                _isFullXP = _maxNotGrayMember && (_maxLevel == _maxNotGrayMember.GetLevel());
+                _isFullXP = _maxNotGrayMember != null && (_maxLevel == _maxNotGrayMember.GetLevel());
             }
             else
                 _count = 1;
@@ -185,7 +185,7 @@ namespace Game.Entities
                 // 4.2.3. Give XP to player.
                 player.GiveXP(xp, _victim, _groupRate);
                 Pet pet = player.GetPet();
-                if (pet)
+                if (pet != null)
                     // 4.2.4. If player has pet, reward pet with XP (100% for single player, 50% for group case).
                     pet.GivePetXP(player.GetGroup() != null ? xp / 2 : xp);
             }
@@ -264,7 +264,7 @@ namespace Game.Entities
                     for (GroupReference refe = group.GetFirstMember(); refe != null; refe = refe.Next())
                     {
                         Player member = refe.GetSource();
-                        if (member)
+                        if (member != null)
                         {
                             // Killer may not be at reward distance, check directly
                             if (killer == member || member.IsAtGroupRewardDistance(_victim))

Source/Game/Entities/Player/Player.Achievement.cs

@@ -67,7 +67,7 @@ namespace Game.Entities
                 scenario.UpdateCriteria(type, miscValue1, miscValue2, miscValue3, refe, this);
 
             Guild guild = Global.GuildMgr.GetGuildById(GetGuildId());
-            if (guild)
+            if (guild != null)
                 guild.UpdateCriteria(type, miscValue1, miscValue2, miscValue3, refe, this);
         }
 

Source/Game/Entities/Player/Player.Combat.cs

@@ -38,19 +38,19 @@ namespace Game.Entities
 
             // prepare data for near group iteration
             Group group = GetGroup();
-            if (group)
+            if (group != null)
             {
                 for (GroupReference refe = group.GetFirstMember(); refe != null; refe = refe.Next())
                 {
                     Player player = refe.GetSource();
-                    if (!player)
+                    if (player == null)
                         continue;
 
                     if (!player.IsAtGroupRewardDistance(pRewardSource))
                         continue;                               // member (alive or dead) or his corpse at req. distance
 
                     // quest objectives updated only for alive group member or dead but with not released body
-                    if (player.IsAlive() || !player.GetCorpse())
+                    if (player.IsAlive() || player.GetCorpse() == null)
                         player.KilledMonsterCredit(creature_id, creature_guid);
                 }
             }
@@ -247,7 +247,7 @@ namespace Game.Entities
         bool IsTwoHandUsed()
         {
             Item mainItem = GetItemByPos(InventorySlots.Bag0, EquipmentSlot.MainHand);
-            if (!mainItem)
+            if (mainItem == null)
                 return false;
 
             ItemTemplate itemTemplate = mainItem.GetTemplate();
@@ -259,14 +259,14 @@ namespace Game.Entities
         bool IsUsingTwoHandedWeaponInOneHand()
         {
             Item offItem = GetItemByPos(InventorySlots.Bag0, EquipmentSlot.OffHand);
-            if (offItem && offItem.GetTemplate().GetInventoryType() == InventoryType.Weapon2Hand)
+            if (offItem != null && offItem.GetTemplate().GetInventoryType() == InventoryType.Weapon2Hand)
                 return true;
 
             Item mainItem = GetItemByPos(InventorySlots.Bag0, EquipmentSlot.MainHand);
-            if (!mainItem || mainItem.GetTemplate().GetInventoryType() == InventoryType.Weapon2Hand)
+            if (mainItem == null || mainItem.GetTemplate().GetInventoryType() == InventoryType.Weapon2Hand)
                 return false;
 
-            if (!offItem)
+            if (offItem == null)
                 return false;
 
             return true;
@@ -390,7 +390,7 @@ namespace Game.Entities
 
             ObjectGuid duelFlagGUID = m_playerData.DuelArbiter;
             GameObject obj = GetMap().GetGameObject(duelFlagGUID);
-            if (!obj)
+            if (obj == null)
                 return;
 
             if (duel.OutOfBoundsTime == 0)
@@ -494,7 +494,7 @@ namespace Game.Entities
 
             //Remove Duel Flag object
             GameObject obj = GetMap().GetGameObject(m_playerData.DuelArbiter);
-            if (obj)
+            if (obj != null)
                 duel.Initiator.RemoveGameObject(obj, true);
 
             //remove auras

Source/Game/Entities/Player/Player.DB.cs

@@ -77,7 +77,7 @@ namespace Game.Entities
                         if (item.HasItemFlag(ItemFieldFlags.Child))
                         {
                             Item parent = GetItemByGuid(item.GetCreator());
-                            if (parent)
+                            if (parent != null)
                             {
                                 parent.SetChildItem(item.GetGUID());
                                 item.CopyArtifactDataFromParent(parent);
@@ -1468,7 +1468,7 @@ namespace Game.Entities
             if (!result.IsEmpty())
             {
                 Group group = Global.GroupMgr.GetGroupByDbStoreId(result.Read<uint>(0));
-                if (group)
+                if (group != null)
                 {
                     if (group.IsLeader(GetGUID()))
                         SetPlayerFlag(PlayerFlags.GroupLeader);
@@ -1485,7 +1485,7 @@ namespace Game.Entities
                 }
             }
 
-            if (!GetGroup() || !GetGroup().IsLeader(GetGUID()))
+            if (GetGroup() == null || !GetGroup().IsLeader(GetGUID()))
                 RemovePlayerFlag(PlayerFlags.GroupLeader);
         }
         void _LoadInstanceTimeRestrictions(SQLResult result)
@@ -1777,7 +1777,7 @@ namespace Game.Entities
                     case ItemUpdateState.Changed:
                         stmt = CharacterDatabase.GetPreparedStatement(CharStatements.REP_INVENTORY_ITEM);
                         stmt.AddValue(0, GetGUID().GetCounter());
-                        stmt.AddValue(1, container ? container.GetGUID().GetCounter() : 0);
+                        stmt.AddValue(1, container != null ? container.GetGUID().GetCounter() : 0);
                         stmt.AddValue(2, item.GetSlot());
                         stmt.AddValue(3, item.GetGUID().GetCounter());
                         trans.Append(stmt);
@@ -3090,7 +3090,7 @@ namespace Game.Entities
                             mapId = transportOnMap.GetExpectedMapId();
                             instanceId = 0;
                             transportMap = Global.MapMgr.CreateMap(mapId, this);
-                            if (transportMap)
+                            if (transportMap != null)
                                 transport = transportMap.GetTransport(transGUID);
                         }
                         else
@@ -3098,7 +3098,7 @@ namespace Game.Entities
                     }
                 }
                 
-                if (transport)
+                if (transport != null)
                 {
                     float x = trans_x;
                     float y = trans_y;
@@ -3201,13 +3201,13 @@ namespace Game.Entities
 
             // NOW player must have valid map
             // load the player's map here if it's not already loaded
-            if (!map)
+            if (map == null)
                 map = Global.MapMgr.CreateMap(mapId, this);
 
             AreaTriggerStruct areaTrigger = null;
             bool check = false;
 
-            if (!map)
+            if (map == null)
             {
                 areaTrigger = Global.ObjectMgr.GetGoBackTrigger(mapId);
                 check = true;
@@ -3241,11 +3241,11 @@ namespace Game.Entities
                 }
             }
 
-            if (!map)
+            if (map == null)
             {
                 RelocateToHomebind();
                 map = Global.MapMgr.CreateMap(mapId, this);
-                if (!map)
+                if (map == null)
                 {
                     Log.outError(LogFilter.Player, "Player {0} {1} Map: {2}, {3}. Invalid default map coordinates or instance couldn't be created.", GetName(), guid.ToString(), mapId, GetPosition());
                     return false;
@@ -3960,7 +3960,7 @@ namespace Game.Entities
 
             // save pet (hunter pet level and experience and all type pets health/mana).
             Pet pet = GetPet();
-            if (pet)
+            if (pet != null)
                 pet.SavePetToDB(PetSaveMode.AsCurrent);
         }
         void DeleteSpellFromAllPlayers(uint spellId)
@@ -4060,7 +4060,7 @@ namespace Game.Entities
             if (guildId != 0)
             {
                 Guild guild = Global.GuildMgr.GetGuildById(guildId);
-                if (guild)
+                if (guild != null)
                     guild.DeleteMember(trans, playerGuid, false, false, true);
             }
 
@@ -4075,7 +4075,7 @@ namespace Game.Entities
             if (!resultGroup.IsEmpty())
             {
                 Group group = Global.GroupMgr.GetGroupByDbStoreId(resultGroup.Read<uint>(0));
-                if (group)
+                if (group != null)
                     RemoveFromGroup(group, playerGuid);
             }
 
@@ -4215,7 +4215,7 @@ namespace Game.Entities
                         do
                         {
                             Player playerFriend = Global.ObjAccessor.FindPlayer(ObjectGuid.Create(HighGuid.Player, resultFriends.Read<ulong>(0)));
-                            if (playerFriend)
+                            if (playerFriend != null)
                             {
                                 playerFriend.GetSocial().RemoveFromSocialList(playerGuid, SocialFlag.All);
                                 Global.SocialMgr.SendFriendStatus(playerFriend, FriendsResult.Removed, playerGuid);

Source/Game/Entities/Player/Player.Groups.cs

@@ -13,7 +13,7 @@ namespace Game.Entities
         Player GetNextRandomRaidMember(float radius)
         {
             Group group = GetGroup();
-            if (!group)
+            if (group == null)
                 return null;
 
             List<Player> nearMembers = new();
@@ -23,7 +23,7 @@ namespace Game.Entities
                 Player Target = refe.GetSource();
 
                 // IsHostileTo check duel and controlled by enemy
-                if (Target && Target != this && IsWithinDistInMap(Target, radius) &&
+                if (Target != null && Target != this && IsWithinDistInMap(Target, radius) &&
                     !Target.HasInvisibilityAura() && !IsHostileTo(Target))
                     nearMembers.Add(Target);
             }
@@ -38,7 +38,7 @@ namespace Game.Entities
         public PartyResult CanUninviteFromGroup(ObjectGuid guidMember, byte? partyIndex)
         {
             Group grp = GetGroup(partyIndex);
-            if (!grp)
+            if (grp == null)
                 return PartyResult.NotInGroup;
 
             if (grp.IsLFGGroup())
@@ -63,7 +63,7 @@ namespace Game.Entities
 
                 // @todo Should also be sent when anyone has recently left combat, with an aprox ~5 seconds timer.
                 for (GroupReference refe = grp.GetFirstMember(); refe != null; refe = refe.Next())
-                    if (refe.GetSource() && refe.GetSource().IsInMap(this) && refe.GetSource().IsInCombat())
+                    if (refe.GetSource() != null && refe.GetSource().IsInMap(this) && refe.GetSource().IsInCombat())
                         return PartyResult.PartyLfgBootInCombat;
 
                 /* Missing support for these types
@@ -117,7 +117,7 @@ namespace Game.Entities
             //remove existing reference
             m_group.Unlink();
             Group group = GetOriginalGroup();
-            if (group)
+            if (group != null)
             {
                 m_group.Link(group, this);
                 m_group.SetSubGroup(GetOriginalSubGroup());
@@ -127,7 +127,7 @@ namespace Game.Entities
 
         public void SetOriginalGroup(Group group, byte subgroup = 0)
         {
-            if (!group)
+            if (group == null)
                 m_originalGroup.Unlink();
             else
             {
@@ -162,7 +162,7 @@ namespace Game.Entities
                 return group;
 
             Group originalGroup = GetOriginalGroup();
-            if (originalGroup && originalGroup.GetGroupCategory() == category)
+            if (originalGroup != null && originalGroup.GetGroupCategory() == category)
                 return originalGroup;
 
             return null;
@@ -170,7 +170,7 @@ namespace Game.Entities
         
         public void SetGroup(Group group, byte subgroup = 0)
         {
-            if (!group)
+            if (group == null)
                 m_group.Unlink();
             else
             {
@@ -207,11 +207,11 @@ namespace Game.Entities
 
         public bool IsAtGroupRewardDistance(WorldObject pRewardSource)
         {
-            if (!pRewardSource || !IsInMap(pRewardSource))
+            if (pRewardSource == null || !IsInMap(pRewardSource))
                 return false;
 
             WorldObject player = GetCorpse();
-            if (!player || IsAlive())
+            if (player == null || IsAlive())
                 player = this;
 
             if (player.GetMap().IsDungeon())
@@ -259,7 +259,7 @@ namespace Game.Entities
         }
         public bool IsInSameGroupWith(Player p)
         {
-            return p == this || (GetGroup() &&
+            return p == this || (GetGroup() != null &&
                 GetGroup() == p.GetGroup() && GetGroup().SameSubGroup(this, p));
         }
 
@@ -271,7 +271,7 @@ namespace Game.Entities
         public void UninviteFromGroup()
         {
             Group group = GetGroupInvite();
-            if (!group)
+            if (group == null)
                 return;
 
             group.RemoveInvite(this);
@@ -291,7 +291,7 @@ namespace Game.Entities
         public void RemoveFromGroup(RemoveMethod method = RemoveMethod.Default) { RemoveFromGroup(GetGroup(), GetGUID(), method); }
         public static void RemoveFromGroup(Group group, ObjectGuid guid, RemoveMethod method = RemoveMethod.Default, ObjectGuid kicker = default, string reason = null)
         {
-            if (!group)
+            if (group == null)
                 return;
 
             group.RemoveMember(guid, method, kicker, reason);
@@ -302,13 +302,13 @@ namespace Game.Entities
             if (m_groupUpdateMask == GroupUpdateFlags.None)
                 return;
             Group group = GetGroup();
-            if (group)
+            if (group != null)
                 group.UpdatePlayerOutOfRange(this);
 
             m_groupUpdateMask = GroupUpdateFlags.None;
 
             Pet pet = GetPet();
-            if (pet)
+            if (pet != null)
                 pet.ResetGroupUpdateFlag();
         }
     }

Source/Game/Entities/Player/Player.Items.cs

@@ -222,7 +222,7 @@ namespace Game.Entities
             foreach (var guid in m_itemSoulboundTradeable.ToList())
             {
                 Item item = GetItemByGuid(guid);
-                if (!item || item.GetOwnerGUID() != GetGUID() || item.CheckSoulboundTradeExpire())
+                if (item == null || item.GetOwnerGUID() != GetGUID() || item.CheckSoulboundTradeExpire())
                     m_itemSoulboundTradeable.Remove(guid);
             }
         }
@@ -637,7 +637,7 @@ namespace Game.Entities
                 // search free slot in bag for place to
                 if (bag == InventorySlots.Bag0)                     // inventory
                 {
-                    if (pItem && pItem.HasItemFlag(ItemFieldFlags.Child))
+                    if (pItem != null && pItem.HasItemFlag(ItemFieldFlags.Child))
                     {
                         res = CanStoreItem_InInventorySlots(InventorySlots.ChildEquipmentStart, InventorySlots.ChildEquipmentEnd, dest, pProto, ref count, false, pItem, bag, slot);
                         if (res != InventoryResult.Ok)
@@ -791,7 +791,7 @@ namespace Game.Entities
             if (pItem != null && pItem.IsNotEmptyBag())
                 return InventoryResult.BagInBag;
 
-            if (pItem && pItem.HasItemFlag(ItemFieldFlags.Child))
+            if (pItem != null && pItem.HasItemFlag(ItemFieldFlags.Child))
             {
                 res = CanStoreItem_InInventorySlots(InventorySlots.ChildEquipmentStart, InventorySlots.ChildEquipmentEnd, dest, pProto, ref count, false, pItem, bag, slot);
                 if (res != InventoryResult.Ok)
@@ -813,7 +813,7 @@ namespace Game.Entities
             // search free slot
             byte searchSlotStart = InventorySlots.ItemStart;
             // new bags can be directly equipped
-            if (!pItem && pProto.GetClass() == ItemClass.Container && (ItemSubClassContainer)pProto.GetSubClass() == ItemSubClassContainer.Container &&
+            if (pItem == null && pProto.GetClass() == ItemClass.Container && (ItemSubClassContainer)pProto.GetSubClass() == ItemSubClassContainer.Container &&
                 (pProto.GetBonding() == ItemBondingType.None || pProto.GetBonding() == ItemBondingType.OnAcquire))
                 searchSlotStart = InventorySlots.BagStart;
 
@@ -874,7 +874,7 @@ namespace Game.Entities
             {
                 // build items in stock backpack
                 item2 = GetItemByPos(InventorySlots.Bag0, i);
-                if (item2 && !item2.IsInTrade())
+                if (item2 != null && !item2.IsInTrade())
                 {
                     inventoryCounts[i - InventorySlots.ItemStart] = item2.GetCount();
                     inventoryPointers[i - InventorySlots.ItemStart] = item2;
@@ -884,7 +884,7 @@ namespace Game.Entities
             for (byte i = InventorySlots.BagStart; i < InventorySlots.BagEnd; i++)
             {
                 Bag pBag = GetBagByPos(i);
-                if (pBag)
+                if (pBag != null)
                 {
                     bagCounts[i - InventorySlots.BagStart] = new uint[ItemConst.MaxBagSize];
                     bagPointers[i - InventorySlots.BagStart] = new Item[ItemConst.MaxBagSize];
@@ -892,7 +892,7 @@ namespace Game.Entities
                     {
                         // build item counts in equippable bags
                         item2 = GetItemByPos(i, j);
-                        if (item2 && !item2.IsInTrade())
+                        if (item2 != null && !item2.IsInTrade())
                         {
                             bagCounts[i - InventorySlots.BagStart][j] = item2.GetCount();
                             bagPointers[i - InventorySlots.BagStart][j] = item2;
@@ -908,7 +908,7 @@ namespace Game.Entities
                 Item item = items[k];
 
                 // no item
-                if (!item)
+                if (item == null)
                     continue;
 
                 uint remaining_count = item.GetCount();
@@ -942,7 +942,7 @@ namespace Game.Entities
                     for (byte t = InventorySlots.ItemStart; t < inventoryEnd; ++t)
                     {
                         item2 = inventoryPointers[t - InventorySlots.ItemStart];
-                        if (item2 && item2.CanBeMergedPartlyWith(pProto) == InventoryResult.Ok && inventoryCounts[t - InventorySlots.ItemStart] < pProto.GetMaxStackSize())
+                        if (item2 != null && item2.CanBeMergedPartlyWith(pProto) == InventoryResult.Ok && inventoryCounts[t - InventorySlots.ItemStart] < pProto.GetMaxStackSize())
                         {
                             inventoryCounts[t - InventorySlots.ItemStart] += remaining_count;
                             remaining_count = inventoryCounts[t - InventorySlots.ItemStart] < pProto.GetMaxStackSize() ? 0 : inventoryCounts[t - InventorySlots.ItemStart] - pProto.GetMaxStackSize();
@@ -960,7 +960,7 @@ namespace Game.Entities
                     for (byte t = InventorySlots.BagStart; !b_found && t < InventorySlots.BagEnd; ++t)
                     {
                         Bag bag = GetBagByPos(t);
-                        if (bag)
+                        if (bag != null)
                         {
                             if (!Item.ItemCanGoIntoBag(item.GetTemplate(), bag.GetTemplate()))
                                 continue;
@@ -968,7 +968,7 @@ namespace Game.Entities
                             for (byte j = 0; j < bag.GetBagSize(); j++)
                             {
                                 item2 = bagPointers[t - InventorySlots.BagStart][j];
-                                if (item2 && item2.CanBeMergedPartlyWith(pProto) == InventoryResult.Ok && bagCounts[t - InventorySlots.BagStart][j] < pProto.GetMaxStackSize())
+                                if (item2 != null && item2.CanBeMergedPartlyWith(pProto) == InventoryResult.Ok && bagCounts[t - InventorySlots.BagStart][j] < pProto.GetMaxStackSize())
                                 {
                                     // add count to stack so that later items in the list do not double-book
                                     bagCounts[t - InventorySlots.BagStart][j] += remaining_count;
@@ -994,7 +994,7 @@ namespace Game.Entities
                     for (byte t = InventorySlots.BagStart; !b_found && t < InventorySlots.BagEnd; ++t)
                     {
                         Bag bag = GetBagByPos(t);
-                        if (bag)
+                        if (bag != null)
                         {
                             pBagProto = bag.GetTemplate();
 
@@ -1042,7 +1042,7 @@ namespace Game.Entities
                 for (byte t = InventorySlots.BagStart; !b_found && t < InventorySlots.BagEnd; ++t)
                 {
                     Bag bag = GetBagByPos(t);
-                    if (bag)
+                    if (bag != null)
                     {
                         pBagProto = bag.GetTemplate();
 
@@ -1292,7 +1292,7 @@ namespace Game.Entities
                         List<ItemPosCount> childDest = new();
                         CanStoreItem_InInventorySlots(InventorySlots.ChildEquipmentStart, InventorySlots.ChildEquipmentEnd, childDest, childTemplate, ref count, false, null, ItemConst.NullBag, ItemConst.NullSlot);
                         Item childItem = StoreNewItem(childDest, childTemplate.GetId(), update, 0, null, context, null, addToCollection);
-                        if (childItem)
+                        if (childItem != null)
                         {
                             childItem.SetCreator(item.GetGUID());
                             childItem.SetItemFlag(ItemFieldFlags.Child);
@@ -1644,13 +1644,13 @@ namespace Game.Entities
             if (itemChildEquipment != null)
             {
                 Item childItem = GetChildItemByGuid(parentItem.GetChildItem());
-                if (childItem)
+                if (childItem != null)
                 {
                     ushort childDest = (ushort)((InventorySlots.Bag0 << 8) | itemChildEquipment.ChildItemEquipSlot);
                     if (childItem.GetPos() != childDest)
                     {
                         Item dstItem = GetItemByPos(childDest);
-                        if (!dstItem)                                      // empty slot, simple case
+                        if (dstItem == null)                                      // empty slot, simple case
                         {
                             RemoveItem(childItem.GetBagSlot(), childItem.GetSlot(), true);
                             EquipItem(childDest, childItem, true);
@@ -1722,7 +1722,7 @@ namespace Game.Entities
             if (Global.DB2Mgr.GetItemChildEquipment(parentItem.GetEntry()) != null)
             {
                 Item childItem = GetChildItemByGuid(parentItem.GetChildItem());
-                if (childItem)
+                if (childItem != null)
                 {
                     if (IsChildEquipmentPos(childItem.GetPos()))
                         return;
@@ -1770,10 +1770,10 @@ namespace Game.Entities
 
             if (msg != InventoryResult.Ok)
             {
-                if (item1)
+                if (item1 != null)
                     failure.Item[0] = item1.GetGUID();
 
-                if (item2)
+                if (item2 != null)
                     failure.Item[1] = item2.GetGUID();
 
                 failure.ContainerBSlot = 0; // bag equip slot, used with EQUIP_ERR_EVENT_AUTOEQUIP_BIND_CONFIRM and EQUIP_ERR_ITEM_DOESNT_GO_INTO_BAG2
@@ -1783,7 +1783,7 @@ namespace Game.Entities
                     case InventoryResult.CantEquipLevelI:
                     case InventoryResult.PurchaseLevelTooLow:
                     {
-                        failure.Level = (item1 ? item1.GetRequiredLevel() : 0);
+                        failure.Level = (item1 != null ? item1.GetRequiredLevel() : 0);
                         break;
                     }
                     case InventoryResult.EventAutoequipBindConfirm:    // no idea about this one...
@@ -1797,7 +1797,7 @@ namespace Game.Entities
                     case InventoryResult.ItemMaxLimitCategorySocketedExceededIs:
                     case InventoryResult.ItemMaxLimitCategoryEquippedExceededIs:
                     {
-                        ItemTemplate proto = item1 ? item1.GetTemplate() : Global.ObjectMgr.GetItemTemplate(itemId);
+                        ItemTemplate proto = item1 != null ? item1.GetTemplate() : Global.ObjectMgr.GetItemTemplate(itemId);
                         failure.LimitCategory = (int)(proto != null ? proto.GetItemLimitCategory() : 0u);
                         break;
                     }
@@ -1924,7 +1924,7 @@ namespace Game.Entities
             byte dstslot = (byte)(dst & 255);
 
             Item pSrcItem = GetItemByPos(srcbag, srcslot);
-            if (!pSrcItem)
+            if (pSrcItem == null)
             {
                 SendEquipError(InventoryResult.ItemNotFound, pSrcItem);
                 return;
@@ -1962,7 +1962,7 @@ namespace Game.Entities
 
             Log.outDebug(LogFilter.Player, "STORAGE: SplitItem bag = {0}, slot = {1}, item = {2}, count = {3}", dstbag, dstslot, pSrcItem.GetEntry(), count);
             Item pNewItem = pSrcItem.CloneItem(count, this);
-            if (!pNewItem)
+            if (pNewItem == null)
             {
                 SendEquipError(InventoryResult.ItemNotFound, pSrcItem);
                 return;
@@ -2044,7 +2044,7 @@ namespace Game.Entities
             if (pSrcItem.HasItemFlag(ItemFieldFlags.Child))
             {
                 Item parentItem = GetItemByGuid(pSrcItem.m_itemData.Creator);
-                if (parentItem)
+                if (parentItem != null)
                 {
                     if (IsEquipmentPos(src))
                     {
@@ -2055,10 +2055,10 @@ namespace Game.Entities
                     }
                 }
             }
-            else if (pDstItem && pDstItem.HasItemFlag(ItemFieldFlags.Child))
+            else if (pDstItem != null && pDstItem.HasItemFlag(ItemFieldFlags.Child))
             {
                 Item parentItem = GetItemByGuid(pDstItem.m_itemData.Creator);
-                if (parentItem)
+                if (parentItem != null)
                 {
                     if (IsEquipmentPos(dst))
                     {
@@ -2522,7 +2522,7 @@ namespace Game.Entities
                 packet.IsEncounterLoot = true;
             }
 
-            if (broadcast && GetGroup() && !item.GetTemplate().HasFlag(ItemFlags3.DontReportLootLogToParty))
+            if (broadcast && GetGroup() != null && !item.GetTemplate().HasFlag(ItemFlags3.DontReportLootLogToParty))
                 GetGroup().BroadcastPacket(packet, true);
             else
                 SendPacket(packet);
@@ -2576,7 +2576,7 @@ namespace Game.Entities
 
                 Item pItem = GetItemByPos(InventorySlots.Bag0, slot);
 
-                if (!pItem || pItem.GetSocketColor(0) == 0)   //if item has no sockets or no item is equipped go to next item
+                if (pItem == null || pItem.GetSocketColor(0) == 0)   //if item has no sockets or no item is equipped go to next item
                     continue;
 
                 //cycle all (gem)enchants
@@ -2675,7 +2675,7 @@ namespace Game.Entities
         public Item GetUseableItemByPos(byte bag, byte slot)
         {
             Item item = GetItemByPos(bag, slot);
-            if (!item)
+            if (item == null)
                 return null;
 
             if (!CanUseAttackType(GetAttackBySlot(slot, item.GetTemplate().GetInventoryType())))
@@ -2743,7 +2743,7 @@ namespace Game.Entities
             uint currentCount = 0;
             return !ForEachItem(location, pItem =>
             {
-                if (pItem && pItem.GetEntry() == item && !pItem.IsInTrade())
+                if (pItem != null && pItem.GetEntry() == item && !pItem.IsInTrade())
                 {
                     currentCount += pItem.GetCount();
                     if (currentCount >= count)
@@ -2879,7 +2879,7 @@ namespace Game.Entities
             for (byte i = InventorySlots.ItemStart; i < inventoryEnd; i++)
             {
                 Item pItem = GetItemByPos(InventorySlots.Bag0, i);
-                if (pItem)
+                if (pItem != null)
                 {
                     if (pItem.IsConjuredConsumable())
                         DestroyItem(InventorySlots.Bag0, i, update);
@@ -2890,12 +2890,12 @@ namespace Game.Entities
             for (byte i = InventorySlots.BagStart; i < InventorySlots.BagEnd; i++)
             {
                 Bag pBag = GetBagByPos(i);
-                if (pBag)
+                if (pBag != null)
                 {
                     for (byte j = 0; j < pBag.GetBagSize(); j++)
                     {
                         Item pItem = pBag.GetItemByPos(j);
-                        if (pItem)
+                        if (pItem != null)
                             if (pItem.IsConjuredConsumable())
                                 DestroyItem(i, j, update);
                     }
@@ -2906,7 +2906,7 @@ namespace Game.Entities
             for (byte i = EquipmentSlot.Start; i < InventorySlots.BagEnd; i++)
             {
                 Item pItem = GetItemByPos(InventorySlots.Bag0, i);
-                if (pItem)
+                if (pItem != null)
                     if (pItem.IsConjuredConsumable())
                         DestroyItem(InventorySlots.Bag0, i, update);
             }
@@ -2920,7 +2920,7 @@ namespace Game.Entities
             for (byte i = InventorySlots.ItemStart; i < inventoryEnd; i++)
             {
                 Item pItem = GetItemByPos(InventorySlots.Bag0, i);
-                if (pItem)
+                if (pItem != null)
                     if (pItem.IsLimitedToAnotherMapOrZone(GetMapId(), new_zone))
                         DestroyItem(InventorySlots.Bag0, i, update);
             }
@@ -2929,12 +2929,12 @@ namespace Game.Entities
             for (byte i = InventorySlots.BagStart; i < InventorySlots.BagEnd; i++)
             {
                 Bag pBag = GetBagByPos(i);
-                if (pBag)
+                if (pBag != null)
                 {
                     for (byte j = 0; j < pBag.GetBagSize(); j++)
                     {
                         Item pItem = pBag.GetItemByPos(j);
-                        if (pItem)
+                        if (pItem != null)
                             if (pItem.IsLimitedToAnotherMapOrZone(GetMapId(), new_zone))
                                 DestroyItem(i, j, update);
                     }
@@ -2945,7 +2945,7 @@ namespace Game.Entities
             for (byte i = EquipmentSlot.Start; i < InventorySlots.BagEnd; i++)
             {
                 Item pItem = GetItemByPos(InventorySlots.Bag0, i);
-                if (pItem)
+                if (pItem != null)
                     if (pItem.IsLimitedToAnotherMapOrZone(GetMapId(), new_zone))
                         DestroyItem(InventorySlots.Bag0, i, update);
             }
@@ -2955,7 +2955,7 @@ namespace Game.Entities
         {
             if (restrictOnlyLfg)
             {
-                if (!GetGroup() || !GetGroup().IsLFGGroup())
+                if (GetGroup() == null || !GetGroup().IsLFGGroup())
                     return InventoryResult.Ok;    // not in LFG group
 
                 // check if looted object is inside the lfg dungeon
@@ -3008,7 +3008,7 @@ namespace Game.Entities
                     for (byte i = InventorySlots.BuyBackStart + 1; i < InventorySlots.BuyBackEnd; ++i)
                     {
                         // found empty
-                        if (!m_items[i])
+                        if (m_items[i] == null)
                         {
                             oldest_slot = i;
                             break;
@@ -3066,7 +3066,7 @@ namespace Game.Entities
             }
 
             Creature creature = GetNPCIfCanInteractWith(vendorGuid, NPCFlags.Vendor, NPCFlags2.None);
-            if (!creature)
+            if (creature == null)
             {
                 Log.outDebug(LogFilter.Network, "WORLD: BuyCurrencyFromVendorSlot - {0} not found or you can't interact with him.", vendorGuid.ToString());
                 SendBuyError(BuyResult.DistanceTooFar, null, currency);
@@ -3233,7 +3233,7 @@ namespace Game.Entities
                 return false;
 
             Creature creature = GetNPCIfCanInteractWith(vendorguid, NPCFlags.Vendor, NPCFlags2.None);
-            if (!creature)
+            if (creature == null)
             {
                 Log.outDebug(LogFilter.Network, "WORLD: BuyItemFromVendor - {0} not found or you can't interact with him.", vendorguid.ToString());
                 SendBuyError(BuyResult.DistanceTooFar, null, item);
@@ -3456,7 +3456,7 @@ namespace Game.Entities
             SQLTransaction trans = new();
 
             Item item = Item.CreateItem(itemEntry, count, context, null);
-            if (item)
+            if (item != null)
             {
                 item.SaveToDB(trans);
                 draft.AddItem(item);
@@ -3481,7 +3481,7 @@ namespace Game.Entities
             if (slot >= InventorySlots.BuyBackStart && slot < InventorySlots.BuyBackEnd)
             {
                 Item pItem = m_items[slot];
-                if (pItem)
+                if (pItem != null)
                 {
                     pItem.RemoveFromWorld();
                     if (del)
@@ -3503,7 +3503,7 @@ namespace Game.Entities
                 SetBuybackTimestamp(eslot, 0);
 
                 // if current backslot is filled set to now free slot
-                if (m_items[m_currentBuybackSlot])
+                if (m_items[m_currentBuybackSlot] != null)
                     m_currentBuybackSlot = slot;
             }
         }
@@ -3518,19 +3518,19 @@ namespace Game.Entities
             for (byte i = EquipmentSlot.Start; i < inventoryEnd; ++i)
             {
                 Item item = GetUseableItemByPos(InventorySlots.Bag0, i);
-                if (item && Global.DB2Mgr.IsTotemCategoryCompatibleWith(item.GetTemplate().GetTotemCategory(), TotemCategory))
+                if (item != null && Global.DB2Mgr.IsTotemCategoryCompatibleWith(item.GetTemplate().GetTotemCategory(), TotemCategory))
                     return true;
             }
 
             for (byte i = InventorySlots.BagStart; i < InventorySlots.BagEnd; ++i)
             {
                 Bag bag = GetBagByPos(i);
-                if (bag)
+                if (bag != null)
                 {
                     for (byte j = 0; j < bag.GetBagSize(); ++j)
                     {
                         Item item = GetUseableItemByPos(i, j);
-                        if (item && Global.DB2Mgr.IsTotemCategoryCompatibleWith(item.GetTemplate().GetTotemCategory(), TotemCategory))
+                        if (item != null && Global.DB2Mgr.IsTotemCategoryCompatibleWith(item.GetTemplate().GetTotemCategory(), TotemCategory))
                             return true;
                     }
                 }
@@ -3539,7 +3539,7 @@ namespace Game.Entities
             for (byte i = InventorySlots.ChildEquipmentStart; i < InventorySlots.ChildEquipmentEnd; ++i)
             {
                 Item item = GetUseableItemByPos(InventorySlots.Bag0, i);
-                if (item && Global.DB2Mgr.IsTotemCategoryCompatibleWith(item.GetTemplate().GetTotemCategory(), TotemCategory))
+                if (item != null && Global.DB2Mgr.IsTotemCategoryCompatibleWith(item.GetTemplate().GetTotemCategory(), TotemCategory))
                     return true;
             }
 
@@ -4050,7 +4050,7 @@ namespace Game.Entities
         {
             for (byte i = 0; i < InventorySlots.BagEnd; ++i)
             {
-                if (m_items[i])
+                if (m_items[i] != null)
                 {
                     if (!m_items[i].IsAzeriteItem() || m_items[i].IsBroken() || !CanUseAttackType(Player.GetAttackBySlot(i, m_items[i].GetTemplate().GetInventoryType())))
                         continue;
@@ -4064,7 +4064,7 @@ namespace Game.Entities
         {
             for (byte i = 0; i < InventorySlots.BagEnd; ++i)
             {
-                if (m_items[i])
+                if (m_items[i] != null)
                 {
                     if (!m_items[i].IsAzeriteEmpoweredItem() || m_items[i].IsBroken() || !CanUseAttackType(Player.GetAttackBySlot(i, m_items[i].GetTemplate().GetInventoryType())))
                         continue;
@@ -4170,7 +4170,7 @@ namespace Game.Entities
 
             uint need_space;
 
-            if (pSrcItem)
+            if (pSrcItem != null)
             {
                 if (pSrcItem.IsNotEmptyBag() && !IsBagPos((ushort)((ushort)bag << 8 | slot)))
                     return InventoryResult.DestroyNonemptyBag;
@@ -4522,7 +4522,7 @@ namespace Game.Entities
                         ++freeSlotCount;
 
                 for (byte i = ProfessionSlots.Start; i < ProfessionSlots.End; ++i)
-                    if (!GetItemByPos(InventorySlots.Bag0, i))
+                    if (GetItemByPos(InventorySlots.Bag0, i) == null)
                         ++freeSlotCount;
             }
 
@@ -4650,7 +4650,7 @@ namespace Game.Entities
             if (pBag == null || pBag == pSrcItem)
                 return InventoryResult.WrongBagType;
 
-            if (pSrcItem)
+            if (pSrcItem != null)
             {
                 if (pSrcItem.IsNotEmptyBag())
                     return InventoryResult.DestroyNonemptyBag;
@@ -4990,7 +4990,7 @@ namespace Game.Entities
                             if (IsInCombat())
                                 return InventoryResult.NotInCombat;
                             Battleground bg = GetBattleground();
-                            if (bg)
+                            if (bg != null)
                                 if (bg.IsArena() && bg.GetStatus() == BattlegroundStatus.InProgress)
                                     return InventoryResult.NotDuringArenaMatch;
                         }
@@ -5151,7 +5151,7 @@ namespace Game.Entities
         public InventoryResult CanEquipChildItem(Item parentItem)
         {
             Item childItem = GetChildItemByGuid(parentItem.GetChildItem());
-            if (!childItem)
+            if (childItem == null)
                 return InventoryResult.Ok;
 
             ItemChildEquipmentRecord childEquipement = Global.DB2Mgr.GetItemChildEquipment(parentItem.GetEntry());
@@ -5159,7 +5159,7 @@ namespace Game.Entities
                 return InventoryResult.Ok;
 
             Item dstItem = GetItemByPos(InventorySlots.Bag0, childEquipement.ChildItemEquipSlot);
-            if (!dstItem)
+            if (dstItem == null)
                 return InventoryResult.Ok;
 
             ushort childDest = (ushort)((InventorySlots.Bag0 << 8) | childEquipement.ChildItemEquipSlot);
@@ -5278,7 +5278,7 @@ namespace Game.Entities
                 if (IsInCombat())
                     return InventoryResult.NotInCombat;
                 Battleground bg = GetBattleground();
-                if (bg)
+                if (bg != null)
                     if (bg.IsArena() && bg.GetStatus() == BattlegroundStatus.InProgress)
                         return InventoryResult.NotDuringArenaMatch;
             }
@@ -5403,9 +5403,9 @@ namespace Game.Entities
             else
             {
                 AzeriteEmpoweredItem azeriteEmpoweredItem = item.ToAzeriteEmpoweredItem();
-                if (azeriteEmpoweredItem)
+                if (azeriteEmpoweredItem != null)
                 {
-                    if (!apply || GetItemByEntry(PlayerConst.ItemIdHeartOfAzeroth, ItemSearchLocation.Equipment))
+                    if (!apply || GetItemByEntry(PlayerConst.ItemIdHeartOfAzeroth, ItemSearchLocation.Equipment) != null)
                     {
                         for (int i = 0; i < SharedConst.MaxAzeriteEmpoweredTier; ++i)
                         {
@@ -5884,7 +5884,7 @@ namespace Game.Entities
             for (byte i = InventorySlots.BankBagStart; i < InventorySlots.BankBagEnd; i++)
             {
                 Item item = GetItemByPos(InventorySlots.Bag0, i);
-                if (item)
+                if (item != null)
                 {
                     if (item.GetEntry() == itemEntry && !item.IsInTrade())
                     {
@@ -5914,7 +5914,7 @@ namespace Game.Entities
             for (byte i = InventorySlots.ReagentStart; i < InventorySlots.ReagentEnd; ++i)
             {
                 Item item = GetItemByPos(InventorySlots.Bag0, i);
-                if (item)
+                if (item != null)
                 {
                     if (item.GetEntry() == itemEntry && !item.IsInTrade())
                     {
@@ -5943,7 +5943,7 @@ namespace Game.Entities
             for (byte i = InventorySlots.ChildEquipmentStart; i < InventorySlots.ChildEquipmentEnd; ++i)
             {
                 Item item = GetItemByPos(InventorySlots.Bag0, i);
-                if (item)
+                if (item != null)
                 {
                     if (item.GetEntry() == itemEntry && !item.IsInTrade())
                     {
@@ -6017,7 +6017,7 @@ namespace Game.Entities
                 for (byte slot = (byte)(InventorySlots.ItemStart + slots); slot < InventorySlots.ItemEnd; ++slot)
                 {
                     Item unstorableItem = GetItemByPos(InventorySlots.Bag0, slot);
-                    if (unstorableItem)
+                    if (unstorableItem != null)
                         unstorableItems.Add(unstorableItem);
                 }
 
@@ -6110,7 +6110,7 @@ namespace Game.Entities
                     if (newitem.GetQuality() > ItemQuality.Epic || (newitem.GetQuality() == ItemQuality.Epic && newitem.GetItemLevel(this) >= GuildConst.MinNewsItemLevel))
                     {
                         Guild guild = GetGuild();
-                        if (guild)
+                        if (guild != null)
                             guild.AddGuildNews(GuildNews.ItemLooted, GetGUID(), 0, item.itemid);
                     }
                 }
@@ -6162,7 +6162,7 @@ namespace Game.Entities
             // We have to convert player corpse to bones, not to be able to resurrect there
             // SpawnCorpseBones isn't handy, 'cos it saves player while he in BG
             Corpse bones = GetMap().ConvertCorpseToBones(GetGUID(), true);
-            if (!bones)
+            if (bones == null)
                 return;
 
             // Now we must make bones lootable, and send player loot

Source/Game/Entities/Player/Player.Map.cs

@@ -156,12 +156,12 @@ namespace Game.Entities
             }
 
             // group update
-            if (GetGroup())
+            if (GetGroup() != null)
             {
                 SetGroupUpdateFlag(GroupUpdateFlags.Full);
 
                 Pet pet = GetPet();
-                if (pet)
+                if (pet != null)
                     pet.SetGroupUpdateFlag(GroupUpdatePetFlags.Full);
             }
 
@@ -213,7 +213,7 @@ namespace Game.Entities
                 Global.BattleFieldMgr.HandlePlayerEnterZone(this, newZone);
                 SendInitWorldStates(newZone, newArea);              // only if really enters to new zone, not just area change, works strange...
                 Guild guild = GetGuild();
-                if (guild)
+                if (guild != null)
                     guild.UpdateMemberData(this, GuildMemberData.ZoneId, newZone);
             }
         }
@@ -437,7 +437,7 @@ namespace Game.Entities
                 if (group == null || group.IsRaidGroup())
                     return false;
 
-            if (group)
+            if (group != null)
             {
                 // check if player's group is bound to this instance
                 if (group != instance.GetOwningGroup())
@@ -495,7 +495,7 @@ namespace Game.Entities
                 {
                     Group group = GetGroup();
                     Difficulty difficulty = group != null ? group.GetDifficultyID(mapEntry) : GetDifficultyID(mapEntry);
-                    ObjectGuid instanceOwnerGuid = group ? group.GetRecentInstanceOwner(targetMapId) : GetGUID();
+                    ObjectGuid instanceOwnerGuid = group != null ? group.GetRecentInstanceOwner(targetMapId) : GetGUID();
 
                     InstanceLock instanceLock = Global.InstanceLockMgr.FindActiveInstanceLock(instanceOwnerGuid, new MapDb2Entries(mapEntry, Global.DB2Mgr.GetDownscaledMapDifficultyData(targetMapId, ref difficulty)));
                     if (instanceLock != null)
@@ -532,7 +532,7 @@ namespace Game.Entities
             {
                 Map map = Global.MapMgr.FindMap(mapId, instanceId);
                 bool forgetInstance = false;
-                if (map)
+                if (map != null)
                 {
                     InstanceMap instance = map.ToInstanceMap();
                     if (instance != null)

Source/Game/Entities/Player/Player.PvP.cs

@@ -50,7 +50,7 @@ namespace Game.Entities
             // do not reward honor in arenas, but enable onkill spellproc
             if (InArena())
             {
-                if (!victim || victim == this || !victim.IsTypeId(TypeId.Player))
+                if (victim == null || victim == this || !victim.IsTypeId(TypeId.Player))
                     return false;
 
                 if (GetBGTeam() == victim.ToPlayer().GetBGTeam())
@@ -70,7 +70,7 @@ namespace Game.Entities
             UpdateHonorFields();
 
             // do not reward honor in arenas, but return true to enable onkill spellproc
-            if (InBattleground() && GetBattleground() && GetBattleground().IsArena())
+            if (InBattleground() && GetBattleground() != null && GetBattleground().IsArena())
                 return true;
 
             // Promote to float for calculations
@@ -78,12 +78,12 @@ namespace Game.Entities
 
             if (honor_f <= 0)
             {
-                if (!victim || victim == this || victim.HasAuraType(AuraType.NoPvpCredit))
+                if (victim == null || victim == this || victim.HasAuraType(AuraType.NoPvpCredit))
                     return false;
 
                 victim_guid = victim.GetGUID();
                 Player plrVictim = victim.ToPlayer();
-                if (plrVictim)
+                if (plrVictim != null)
                 {
                     if (GetEffectiveTeam() == plrVictim.GetEffectiveTeam() && !Global.WorldMgr.IsFFAPvPRealm())
                         return false;
@@ -179,7 +179,7 @@ namespace Game.Entities
 
             if (WorldConfig.GetBoolValue(WorldCfg.PvpTokenEnable) && pvptoken)
             {
-                if (!victim || victim == this || victim.HasAuraType(AuraType.NoPvpCredit))
+                if (victim == null || victim == this || victim.HasAuraType(AuraType.NoPvpCredit))
                     return true;
 
                 if (victim.IsTypeId(TypeId.Player))
@@ -511,7 +511,7 @@ namespace Game.Entities
         public bool CanUseBattlegroundObject(GameObject gameobject)
         {
             // It is possible to call this method with a null pointer, only skipping faction check.
-            if (gameobject)
+            if (gameobject != null)
             {
                 FactionTemplateRecord playerFaction = GetFactionTemplateEntry();
                 FactionTemplateRecord faction = CliDB.FactionTemplateStorage.LookupByKey(gameobject.GetFaction());
@@ -592,7 +592,7 @@ namespace Game.Entities
         public void LeaveBattleground(bool teleportToEntryPoint = true)
         {
             Battleground bg = GetBattleground();
-            if (bg)
+            if (bg != null)
             {
                 bg.RemovePlayerAtLeave(GetGUID(), teleportToEntryPoint, true);
 
@@ -648,7 +648,7 @@ namespace Game.Entities
             reportAfkResult.Offender = GetGUID();
             Battleground bg = GetBattleground();
             // Battleground also must be in progress!
-            if (!bg || bg != reporter.GetBattleground() || GetEffectiveTeam() != reporter.GetEffectiveTeam() || bg.GetStatus() != BattlegroundStatus.InProgress)
+            if (bg == null || bg != reporter.GetBattleground() || GetEffectiveTeam() != reporter.GetEffectiveTeam() || bg.GetStatus() != BattlegroundStatus.InProgress)
             {
                 reporter.SendPacket(reportAfkResult);
                 return;

Source/Game/Entities/Player/Player.Quest.cs

@@ -707,7 +707,7 @@ namespace Game.Entities
             if (CanCompleteQuest(quest.Id))
                 CompleteQuest(quest.Id);
 
-            if (!questGiver)
+            if (questGiver == null)
                 return;
 
             switch (questGiver.GetTypeId())
@@ -1190,10 +1190,10 @@ namespace Game.Entities
 
                     SpellInfo spellInfo = Global.SpellMgr.GetSpellInfo(displaySpell.SpellId, GetMap().GetDifficultyID());
                     Unit caster = this;
-                    if (questGiver && questGiver.IsTypeMask(TypeMask.Unit) && !quest.HasFlag(QuestFlags.PlayerCastComplete) && !spellInfo.HasTargetType(Targets.UnitCaster))
+                    if (questGiver != null && questGiver.IsTypeMask(TypeMask.Unit) && !quest.HasFlag(QuestFlags.PlayerCastComplete) && !spellInfo.HasTargetType(Targets.UnitCaster))
                     {
                         Unit unit = questGiver.ToUnit();
-                        if (unit)
+                        if (unit != null)
                             caster = unit;
                     }
 
@@ -2326,14 +2326,14 @@ namespace Game.Entities
         public void GroupEventHappens(uint questId, WorldObject pEventObject)
         {
             var group = GetGroup();
-            if (group)
+            if (group != null)
             {
                 for (GroupReference refe = group.GetFirstMember(); refe != null; refe = refe.Next())
                 {
                     Player player = refe.GetSource();
 
                     // for any leave or dead (with not released body) group member at appropriate distance
-                    if (player && player.IsAtGroupRewardDistance(pEventObject) && !player.GetCorpse())
+                    if (player != null && player.IsAtGroupRewardDistance(pEventObject) && player.GetCorpse() == null)
                         player.AreaExploredOrEventHappens(questId);
                 }
             }
@@ -2450,7 +2450,7 @@ namespace Game.Entities
                 Quest quest = Global.ObjectMgr.GetQuestTemplate(questId);
 
                 if (!QuestObjective.CanAlwaysBeProgressedInRaid(objectiveType))
-                    if (GetGroup() && GetGroup().IsRaidGroup() && !quest.IsAllowedInRaid(GetMap().GetDifficultyID()))
+                    if (GetGroup() != null && GetGroup().IsRaidGroup() && !quest.IsAllowedInRaid(GetMap().GetDifficultyID()))
                         continue;
 
                 ushort logSlot = objectiveStatusData.QuestStatusPair.Status.Slot;
@@ -2595,7 +2595,7 @@ namespace Game.Entities
                     continue;
 
                 // hide quest if player is in raid-group and quest is no raid quest
-                if (GetGroup() && GetGroup().IsRaidGroup() && !qInfo.IsAllowedInRaid(GetMap().GetDifficultyID()))
+                if (GetGroup() != null && GetGroup().IsRaidGroup() && !qInfo.IsAllowedInRaid(GetMap().GetDifficultyID()))
                     if (!InBattleground()) //there are two ways.. we can make every bg-quest a raidquest, or add this code here.. i don't know if this can be exploited by other quests, but i think all other quests depend on a specific area.. but keep this in mind, if something strange happens later
                         continue;
 
@@ -2611,7 +2611,7 @@ namespace Game.Entities
 
                 Quest qInfo = Global.ObjectMgr.GetQuestTemplate(questStatus.Key);
                 // hide quest if player is in raid-group and quest is no raid quest
-                if (GetGroup() && GetGroup().IsRaidGroup() && !qInfo.IsAllowedInRaid(GetMap().GetDifficultyID()))
+                if (GetGroup() != null && GetGroup().IsRaidGroup() && !qInfo.IsAllowedInRaid(GetMap().GetDifficultyID()))
                     if (!InBattleground())
                         continue;
 
@@ -2855,7 +2855,7 @@ namespace Game.Entities
             packet.SkillLineIDReward = quest.RewardSkillId;
             packet.NumSkillUpsReward = quest.RewardSkillPoints;
 
-            if (questGiver)
+            if (questGiver != null)
             {
                 if (questGiver.IsGossip())
                     packet.LaunchGossip = quest.HasFlag(QuestFlags.LaunchGossipComplete);
@@ -2910,7 +2910,7 @@ namespace Game.Entities
 
         public void SendQuestConfirmAccept(Quest quest, Player receiver)
         {
-            if (!receiver)
+            if (receiver == null)
                 return;
 
             QuestConfirmAcceptResponse packet = new();
@@ -2998,7 +2998,7 @@ namespace Game.Entities
                 {
                     // need also pet quests case support
                     Creature questgiver = ObjectAccessor.GetCreatureOrPetOrVehicle(this, itr);
-                    if (!questgiver || questgiver.IsHostileTo(this))
+                    if (questgiver == null || questgiver.IsHostileTo(this))
                         continue;
 
                     if (!questgiver.HasNpcFlag(NPCFlags.QuestGiver))
@@ -3009,7 +3009,7 @@ namespace Game.Entities
                 else if (itr.IsGameObject())
                 {
                     GameObject questgiver = GetMap().GetGameObject(itr);
-                    if (!questgiver || questgiver.GetGoType() != GameObjectTypes.QuestGiver)
+                    if (questgiver == null || questgiver.GetGoType() != GameObjectTypes.QuestGiver)
                         continue;
 
                     response.QuestGiver.Add(new QuestGiverInfo(questgiver.GetGUID(), GetQuestDialogStatus(questgiver)));
@@ -3048,7 +3048,7 @@ namespace Game.Entities
                     continue;
 
                 // hide quest if player is in raid-group and quest is no raid quest
-                if (GetGroup() && GetGroup().IsRaidGroup() && !qInfo.IsAllowedInRaid(GetMap().GetDifficultyID()))
+                if (GetGroup() != null && GetGroup().IsRaidGroup() && !qInfo.IsAllowedInRaid(GetMap().GetDifficultyID()))
                     if (!InBattleground()) //there are two ways.. we can make every bg-quest a raidquest, or add this code here.. i don't know if this can be exploited by other quests, but i think all other quests depend on a specific area.. but keep this in mind, if something strange happens later
                         continue;
 
@@ -3201,7 +3201,7 @@ namespace Game.Entities
             {
                 case DisplayToastType.NewItem:
                 {
-                    if (!item)
+                    if (item == null)
                         return;
 
                     displayToast.BonusRoll = isBonusRoll;

Source/Game/Entities/Player/Player.Spells.cs

@@ -211,7 +211,7 @@ namespace Game.Entities
         {
             Pet pet = GetPet();
 
-            if (!pet)
+            if (pet == null)
                 return;
 
             Log.outDebug(LogFilter.Pet, "Pet Spells Groups");
@@ -250,7 +250,7 @@ namespace Game.Entities
 
         public bool CanSeeSpellClickOn(Creature creature)
         {
-            if (!creature.HasNpcFlag(NPCFlags.SpellClick))
+            if (creature.HasNpcFlag(NPCFlags.SpellClick))
                 return false;
 
             var clickBounds = Global.ObjectMgr.GetSpellClickInfoMapBounds(creature.GetEntry());
@@ -871,7 +871,7 @@ namespace Game.Entities
         public void StopCastingBindSight()
         {
             WorldObject target = GetViewpoint();
-            if (target)
+            if (target != null)
             {
                 if (target.IsTypeMask(TypeMask.Unit))
                 {
@@ -950,7 +950,7 @@ namespace Game.Entities
                 var enchantDuration = m_enchantDuration[i];
                 if (enchantDuration.slot == slot)
                 {
-                    if (enchantDuration.item && enchantDuration.item.GetEnchantmentId(slot) != 0)
+                    if (enchantDuration.item != null && enchantDuration.item.GetEnchantmentId(slot) != 0)
                     {
                         // Poisons and DK runes are enchants which are allowed on arenas
                         if (Global.SpellMgr.IsArenaAllowedEnchancment(enchantDuration.item.GetEnchantmentId(slot)))
@@ -973,7 +973,7 @@ namespace Game.Entities
             for (byte i = InventorySlots.ItemStart; i < inventoryEnd; ++i)
             {
                 Item pItem = GetItemByPos(InventorySlots.Bag0, i);
-                if (pItem && !Global.SpellMgr.IsArenaAllowedEnchancment(pItem.GetEnchantmentId(slot)))
+                if (pItem != null && !Global.SpellMgr.IsArenaAllowedEnchancment(pItem.GetEnchantmentId(slot)))
                     pItem.ClearEnchantment(slot);
             }
 
@@ -981,12 +981,12 @@ namespace Game.Entities
             for (byte i = InventorySlots.BagStart; i < InventorySlots.BagEnd; ++i)
             {
                 Bag pBag = GetBagByPos(i);
-                if (pBag)
+                if (pBag != null)
                 {
                     for (byte j = 0; j < pBag.GetBagSize(); j++)
                     {
                         Item pItem = pBag.GetItemByPos(j);
-                        if (pItem && !Global.SpellMgr.IsArenaAllowedEnchancment(pItem.GetEnchantmentId(slot)))
+                        if (pItem != null && !Global.SpellMgr.IsArenaAllowedEnchancment(pItem.GetEnchantmentId(slot)))
                             pItem.ClearEnchantment(slot);
                     }
                 }
@@ -1755,12 +1755,12 @@ namespace Game.Entities
                 case ItemClass.Weapon:
                 {
                     Item item = GetUseableItemByPos(InventorySlots.Bag0, EquipmentSlot.MainHand);
-                    if (item)
+                    if (item != null)
                         if (item != ignoreItem && item.IsFitToSpellRequirements(spellInfo))
                             return true;
 
                     item = GetUseableItemByPos(InventorySlots.Bag0, EquipmentSlot.OffHand);
-                    if (item)
+                    if (item != null)
                         if (item != ignoreItem && item.IsFitToSpellRequirements(spellInfo))
                             return true;
                     break;
@@ -1790,7 +1790,7 @@ namespace Game.Entities
                         for (byte i = EquipmentSlot.Start; i < EquipmentSlot.MainHand; ++i)
                         {
                             Item item = GetUseableItemByPos(InventorySlots.Bag0, i);
-                            if (item)
+                            if (item != null)
                                 if (item != ignoreItem && item.IsFitToSpellRequirements(spellInfo))
                                     return true;
                         }
@@ -1801,7 +1801,7 @@ namespace Game.Entities
                         foreach (byte i in new[] { EquipmentSlot.Head, EquipmentSlot.Shoulders, EquipmentSlot.Chest, EquipmentSlot.Waist, EquipmentSlot.Legs, EquipmentSlot.Feet, EquipmentSlot.Wrist, EquipmentSlot.Hands })
                         {
                             Item item = GetUseableItemByPos(InventorySlots.Bag0, i);
-                            if (!item || item == ignoreItem || !item.IsFitToSpellRequirements(spellInfo))
+                            if (item == null || item == ignoreItem || !item.IsFitToSpellRequirements(spellInfo))
                                 return false;
                         }
 
@@ -1834,20 +1834,20 @@ namespace Game.Entities
             for (byte slot = InventorySlots.ItemStart; slot < inventoryEnd; ++slot)
             {
                 Item item = GetItemByPos(InventorySlots.Bag0, slot);
-                if (item)
+                if (item != null)
                     ApplyItemObtainSpells(item, true);
             }
 
             for (byte i = InventorySlots.BagStart; i < InventorySlots.BagEnd; ++i)
             {
                 Bag bag = GetBagByPos(i);
-                if (!bag)
+                if (bag == null)
                     continue;
 
                 for (byte slot = 0; slot < bag.GetBagSize(); ++slot)
                 {
                     Item item = bag.GetItemByPos(slot);
-                    if (item)
+                    if (item != null)
                         ApplyItemObtainSpells(item, true);
                 }
             }
@@ -3234,7 +3234,7 @@ namespace Game.Entities
         {
             for (byte i = 0; i < InventorySlots.BagEnd; ++i)
             {
-                if (m_items[i] && !m_items[i].IsBroken() && CanUseAttackType(GetAttackBySlot(i, m_items[i].GetTemplate().GetInventoryType())))
+                if (m_items[i] != null && !m_items[i].IsBroken() && CanUseAttackType(GetAttackBySlot(i, m_items[i].GetTemplate().GetInventoryType())))
                 {
                     ApplyItemEquipSpell(m_items[i], false, true);     // remove spells that not fit to form
                     ApplyItemEquipSpell(m_items[i], true, true);      // add spells that fit form but not active
@@ -3283,7 +3283,7 @@ namespace Game.Entities
             if (removeActivePetCooldowns)
             {
                 Pet pet = GetPet();
-                if (pet)
+                if (pet != null)
                     pet.GetSpellHistory().ResetAllCooldowns();
             }
         }

Source/Game/Entities/Player/Player.Talents.cs

@@ -285,7 +285,7 @@ namespace Game.Entities
 
             // TO-DO: We need more research to know what happens with warlock's reagent
             Pet pet = GetPet();
-            if (pet)
+            if (pet != null)
                 RemovePet(pet, PetSaveMode.NotInSlot);
 
             ClearAllReactives();
@@ -428,7 +428,7 @@ namespace Game.Entities
             for (byte i = EquipmentSlot.Start; i < EquipmentSlot.End; ++i)
             {
                 Item equippedItem = GetItemByPos(InventorySlots.Bag0, i);
-                if (equippedItem)
+                if (equippedItem != null)
                     SetVisibleItemSlot(i, equippedItem);
             }
 

Source/Game/Entities/Player/Player.cs

@@ -932,7 +932,7 @@ namespace Game.Entities
                 if (petStable.CurrentPetIndex == (uint)srcPetSlot)
                 {
                     Pet oldPet = GetPet();
-                    if (oldPet && !oldPet.IsAlive())
+                    if (oldPet != null && !oldPet.IsAlive())
                     {
                         sess.SendPetStableResult(StableResult.InternalError);
                         return;
@@ -1109,7 +1109,7 @@ namespace Game.Entities
         public void UnsummonPetTemporaryIfAny()
         {
             Pet pet = GetPet();
-            if (!pet)
+            if (pet == null)
                 return;
 
             if (m_temporaryUnsummonedPetNumber == 0 && pet.IsControlled() && !pet.IsTemporarySummoned())
@@ -1179,7 +1179,7 @@ namespace Game.Entities
         public void StopCastingCharm()
         {
             Unit charm = GetCharmed();
-            if (!charm)
+            if (charm == null)
                 return;
 
             if (charm.IsTypeId(TypeId.Unit))
@@ -1219,7 +1219,7 @@ namespace Game.Entities
         public void CharmSpellInitialize()
         {
             Unit charm = GetFirstControlled();
-            if (!charm)
+            if (charm == null)
                 return;
 
             CharmInfo charmInfo = charm.GetCharmInfo();
@@ -1257,7 +1257,7 @@ namespace Game.Entities
         public void PossessSpellInitialize()
         {
             Unit charm = GetCharmed();
-            if (!charm)
+            if (charm == null)
                 return;
 
             CharmInfo charmInfo = charm.GetCharmInfo();
@@ -1281,7 +1281,7 @@ namespace Game.Entities
         public void VehicleSpellInitialize()
         {
             Creature vehicle = GetVehicleCreatureBase();
-            if (!vehicle)
+            if (vehicle == null)
                 return;
 
             PetSpells petSpells = new();
@@ -1843,7 +1843,7 @@ namespace Game.Entities
         // Calculates how many reputation points player gains in victim's enemy factions
         public void RewardReputation(Unit victim, float rate)
         {
-            if (!victim || victim.IsTypeId(TypeId.Player))
+            if (victim == null || victim.IsTypeId(TypeId.Player))
                 return;
 
             if (victim.ToCreature().IsReputationGainDisabled())
@@ -2021,7 +2021,7 @@ namespace Game.Entities
             // The player was ported to another map and loses the duel immediately.
             // We have to perform this check before the teleport, otherwise the
             // ObjectAccessor won't find the flag.
-            if (duel != null && GetMapId() != mapid && GetMap().GetGameObject(m_playerData.DuelArbiter))
+            if (duel != null && GetMapId() != mapid && GetMap().GetGameObject(m_playerData.DuelArbiter) != null)
                 DuelComplete(DuelCompleteType.Fled);
 
             if (GetMapId() == mapid && (!instanceId.HasValue || GetInstanceId() == instanceId))
@@ -2045,7 +2045,7 @@ namespace Game.Entities
                 if (!options.HasAnyFlag(TeleportToOptions.NotUnSummonPet))
                 {
                     //same map, only remove pet if out of range for new position
-                    if (pet && !pet.IsWithinDist3d(x, y, z, GetMap().GetVisibilityRange()))
+                    if (pet != null && !pet.IsWithinDist3d(x, y, z, GetMap().GetVisibilityRange()))
                         UnsummonPetTemporaryIfAny();
                 }
 
@@ -2090,7 +2090,7 @@ namespace Game.Entities
                 }
 
                 // Seamless teleport can happen only if cosmetic maps match
-                if (!oldmap || (oldmap.GetEntry().CosmeticParentMapID != mapid && GetMapId() != mEntry.CosmeticParentMapID &&
+                if (oldmap == null || (oldmap.GetEntry().CosmeticParentMapID != mapid && GetMapId() != mEntry.CosmeticParentMapID &&
                     !((oldmap.GetEntry().CosmeticParentMapID != -1) ^ (oldmap.GetEntry().CosmeticParentMapID != mEntry.CosmeticParentMapID))))
                     options &= ~TeleportToOptions.Seamless;
 
@@ -2118,7 +2118,7 @@ namespace Game.Entities
 
                 // remove player from Battlegroundon far teleport (when changing maps)
                 Battleground bg = GetBattleground();
-                if (bg)
+                if (bg != null)
                 {
                     // Note: at Battlegroundjoin Battlegroundid set before teleport
                     // and we already will found "current" Battleground
@@ -2132,12 +2132,12 @@ namespace Game.Entities
                 {
                     RemoveArenaSpellCooldowns(true);
                     RemoveArenaAuras();
-                    if (pet)
+                    if (pet != null)
                         pet.RemoveArenaAuras();
                 }
 
                 // remove pet on map change
-                if (pet)
+                if (pet != null)
                     UnsummonPetTemporaryIfAny();
 
                 // remove all dyn objects
@@ -2259,7 +2259,7 @@ namespace Game.Entities
                 }
             });
 
-            if (!m_unitMovedByMe.GetVehicleBase() || !m_unitMovedByMe.GetVehicle().GetVehicleInfo().Flags.HasAnyFlag(VehicleFlags.FixedPosition))
+            if (m_unitMovedByMe.GetVehicleBase() == null || !m_unitMovedByMe.GetVehicle().GetVehicleInfo().Flags.HasAnyFlag(VehicleFlags.FixedPosition))
                 RemoveViolatingFlags(mi.HasMovementFlag(MovementFlag.Root), MovementFlag.Root);
 
             /*! This must be a packet spoofing attempt. MOVEMENTFLAG_ROOT sent from the client is not valid
@@ -2382,7 +2382,7 @@ namespace Game.Entities
 
         public void SendSummonRequestFrom(Unit summoner)
         {
-            if (!summoner)
+            if (summoner == null)
                 return;
 
             // Player already has active summon request
@@ -2475,7 +2475,7 @@ namespace Game.Entities
             // drop flag at summon
             // this code can be reached only when GM is summoning player who carries flag, because player should be immune to summoning spells when he carries flag
             Battleground bg = GetBattleground();
-            if (bg)
+            if (bg != null)
                 bg.EventPlayerDroppedFlag(this);
 
             m_summon_expire = 0;
@@ -2626,7 +2626,7 @@ namespace Game.Entities
                 bool canTalk = true;
                 GameObject go = source.ToGameObject();
                 Creature creature = source.ToCreature();
-                if (creature)
+                if (creature != null)
                 {
                     switch (gossipMenuItem.OptionNpc)
                     {
@@ -2639,13 +2639,13 @@ namespace Game.Entities
                                 canTalk = false;
                             break;
                         case GossipOptionNpc.Battlemaster:
-                            if (!creature.CanInteractWithBattleMaster(this, false))
+                            if (creature.CanInteractWithBattleMaster(this, false))
                                 canTalk = false;
                             break;
                         case GossipOptionNpc.TalentMaster:
                         case GossipOptionNpc.SpecializationMaster:
                         case GossipOptionNpc.GlyphMaster:
-                            if (!creature.CanResetTalents(this))
+                            if (creature.CanResetTalents(this))
                                 canTalk = false;
                             break;
                         case GossipOptionNpc.Stablemaster:
@@ -2705,7 +2705,7 @@ namespace Game.Entities
         }
         public void SendPreparedGossip(WorldObject source)
         {
-            if (!source)
+            if (source == null)
                 return;
 
             if (source.IsTypeId(TypeId.Unit) || source.IsTypeId(TypeId.GameObject))
@@ -3450,7 +3450,7 @@ namespace Game.Entities
 
         public bool IsAllowedToLoot(Creature creature)
         {
-            if (!creature.IsDead())
+            if (creature.IsDead())
                 return false;
 
             if (HasPendingBind())
@@ -4256,7 +4256,7 @@ namespace Game.Entities
             if (InBattleground())
             {
                 Battleground bg = GetBattleground();
-                if (bg)
+                if (bg != null)
                     bg.HandlePlayerResurrect(this);
             }
 
@@ -4299,14 +4299,14 @@ namespace Game.Entities
         
         public void SetAreaSpiritHealer(Creature creature)
         {
-            if (!creature)
+            if (creature == null)
             {
                 _areaSpiritHealerGUID = ObjectGuid.Empty;
                 RemoveAurasDueToSpell(BattlegroundConst.SpellWaitingForResurrect);
                 return;
             }
 
-            if (!creature.IsAreaSpiritHealer())
+            if (creature.IsAreaSpiritHealer())
                 return;
 
             _areaSpiritHealerGUID = creature.GetGUID();
@@ -4434,7 +4434,7 @@ namespace Game.Entities
         public void SpawnCorpseBones(bool triggerSave = true)
         {
             _corpseLocation = new WorldLocation();
-            if (GetMap().ConvertCorpseToBones(GetGUID()))
+            if (GetMap().ConvertCorpseToBones(GetGUID()) != null)
                 if (triggerSave && !GetSession().PlayerLogoutWithSave())   // at logout we will already store the player
                     SaveToDB();                                             // prevent loading as ghost without corpse
         }
@@ -4460,7 +4460,7 @@ namespace Game.Entities
 
             // Special handle for Battlegroundmaps
             Battleground bg = GetBattleground();
-            if (bg)
+            if (bg != null)
                 closestGrave = bg.GetClosestGraveyard(this);
             else
             {
@@ -4545,10 +4545,10 @@ namespace Game.Entities
         int CalculateCorpseReclaimDelay(bool load = false)
         {
             Corpse corpse = GetCorpse();
-            if (load && !corpse)
+            if (load && corpse == null)
                 return -1;
 
-            bool pvp = corpse ? corpse.GetCorpseType() == CorpseType.ResurrectablePVP : (m_ExtraFlags & PlayerExtraFlags.PVPDeath) != 0;
+            bool pvp = corpse != null ? corpse.GetCorpseType() == CorpseType.ResurrectablePVP : (m_ExtraFlags & PlayerExtraFlags.PVPDeath) != 0;
 
             uint delay;
             if (load)
@@ -4696,10 +4696,10 @@ namespace Game.Entities
 
         public void RemovePet(Pet pet, PetSaveMode mode, bool returnreagent = false)
         {
-            if (!pet)
+            if (pet == null)
                 pet = GetPet();
 
-            if (pet)
+            if (pet != null)
             {
                 Log.outDebug(LogFilter.Pet, "RemovePet {0}, {1}, {2}", pet.GetEntry(), mode, returnreagent);
 
@@ -4707,10 +4707,10 @@ namespace Game.Entities
                     return;
             }
 
-            if (returnreagent && (pet || m_temporaryUnsummonedPetNumber != 0) && !InBattleground())
+            if (returnreagent && (pet != null || m_temporaryUnsummonedPetNumber != 0) && !InBattleground())
             {
                 //returning of reagents only for players, so best done here
-                uint spellId = pet ? pet.m_unitData.CreatedBySpell : m_oldpetspell;
+                uint spellId = pet != null ? pet.m_unitData.CreatedBySpell : m_oldpetspell;
                 SpellInfo spellInfo = SpellMgr.GetSpellInfo(spellId, GetMap().GetDifficultyID());
 
                 if (spellInfo != null)
@@ -4781,7 +4781,7 @@ namespace Game.Entities
             {
                 SendPacket(new PetSpells());
 
-                if (GetGroup())
+                if (GetGroup() != null)
                     SetGroupUpdateFlag(GroupUpdateFlags.Pet);
             }
         }
@@ -4814,7 +4814,7 @@ namespace Game.Entities
         public bool InArena()
         {
             Battleground bg = GetBattleground();
-            if (!bg || !bg.IsArena())
+            if (bg == null || !bg.IsArena())
                 return false;
 
             return true;
@@ -5341,7 +5341,7 @@ namespace Game.Entities
 
             // update level to hunter/summon pet
             Pet pet = GetPet();
-            if (pet)
+            if (pet != null)
                 pet.SynchronizeLevelWithOwner();
 
             MailLevelReward mailReward = ObjectMgr.GetMailLevelReward(level, GetRace());
@@ -5448,7 +5448,7 @@ namespace Game.Entities
                 return null;
 
             // alive or spirit healer
-            if (!creature.IsAlive() && !creature.GetCreatureDifficulty().TypeFlags.HasFlag(CreatureTypeFlags.InteractWhileDead))
+            if (creature.IsAlive() && !creature.GetCreatureDifficulty().TypeFlags.HasFlag(CreatureTypeFlags.InteractWhileDead))
                 return null;
 
             // appropriate npc type
@@ -5467,7 +5467,7 @@ namespace Game.Entities
                 return null;
 
             // not allow interaction under control, but allow with own pets
-            if (!creature.GetCharmerGUID().IsEmpty())
+            if (creature.GetCharmerGUID().IsEmpty())
                 return null;
 
             // not unfriendly/hostile
@@ -5475,7 +5475,7 @@ namespace Game.Entities
                 return null;
 
             // not too far, taken from CGGameUI::SetInteractTarget
-            if (!creature.IsWithinDistInMap(this, creature.GetCombatReach() + 4.0f))
+            if (creature.IsWithinDistInMap(this, creature.GetCombatReach() + 4.0f))
                 return null;
 
             return creature;
@@ -5510,7 +5510,7 @@ namespace Game.Entities
         public GameObject GetGameObjectIfCanInteractWith(ObjectGuid guid, GameObjectTypes type)
         {
             GameObject go = GetGameObjectIfCanInteractWith(guid);
-            if (!go)
+            if (go == null)
                 return null;
 
             if (go.GetGoType() != type)
@@ -5980,7 +5980,7 @@ namespace Game.Entities
 
             // update level to hunter/summon pet
             Pet pet = GetPet();
-            if (pet)
+            if (pet != null)
                 pet.SynchronizeLevelWithOwner();
         }
         public void InitDataForForm(bool reapplyMods = false)
@@ -6246,10 +6246,10 @@ namespace Game.Entities
                 return false;
 
             // group update
-            if (GetGroup())
+            if (GetGroup() != null)
                 SetGroupUpdateFlag(GroupUpdateFlags.Position);
 
-            if (GetTrader() && !IsWithinDistInMap(GetTrader(), SharedConst.InteractionDistance))
+            if (GetTrader() != null && !IsWithinDistInMap(GetTrader(), SharedConst.InteractionDistance))
                 GetSession().SendCancelTrade();
 
             CheckAreaExploreAndOutdoor();
@@ -6441,7 +6441,7 @@ namespace Game.Entities
         public void SendBuyError(BuyResult msg, Creature creature, uint item)
         {
             BuyFailed packet = new();
-            packet.VendorGUID = creature ? creature.GetGUID() : ObjectGuid.Empty;
+            packet.VendorGUID = creature != null ? creature.GetGUID() : ObjectGuid.Empty;
             packet.Muid = item;
             packet.Reason = msg;
             SendPacket(packet);
@@ -6449,7 +6449,7 @@ namespace Game.Entities
         public void SendSellError(SellResult msg, Creature creature, ObjectGuid guid)
         {
             SellResponse sellResponse = new();
-            sellResponse.VendorGUID = creature ? creature.GetGUID() : ObjectGuid.Empty;
+            sellResponse.VendorGUID = creature != null ? creature.GetGUID() : ObjectGuid.Empty;
             sellResponse.ItemGUIDs.Add(guid);
             sellResponse.Reason = msg;
             SendPacket(sellResponse);
@@ -6553,7 +6553,7 @@ namespace Game.Entities
 
         public override void Whisper(uint textId, Player target, bool isBossWhisper = false)
         {
-            if (!target)
+            if (target == null)
                 return;
 
             BroadcastTextRecord bct = CliDB.BroadcastTextStorage.LookupByKey(textId);
@@ -6685,9 +6685,9 @@ namespace Game.Entities
                 bonus_xp = victim != null ? _restMgr.GetRestBonusFor(RestTypes.XP, xp) : 0; // XP resting bonus
 
             LogXPGain packet = new();
-            packet.Victim = victim ? victim.GetGUID() : ObjectGuid.Empty;
+            packet.Victim = victim != null ? victim.GetGUID() : ObjectGuid.Empty;
             packet.Original = (int)(xp + bonus_xp);
-            packet.Reason = victim ? PlayerLogXPReason.Kill : PlayerLogXPReason.NoKill;
+            packet.Reason = victim != null ? PlayerLogXPReason.Kill : PlayerLogXPReason.NoKill;
             packet.Amount = (int)xp;
             packet.GroupBonus = group_rate;
             SendPacket(packet);
@@ -7154,12 +7154,12 @@ namespace Game.Entities
             if (GetLevel() <= WorldConfig.GetIntValue(WorldCfg.MaxRecruitAFriendBonusPlayerLevel) || !forXP)
             {
                 Group group = GetGroup();
-                if (group)
+                if (group != null)
                 {
                     for (GroupReference refe = group.GetFirstMember(); refe != null; refe = refe.Next())
                     {
                         Player player = refe.GetSource();
-                        if (!player)
+                        if (player == null)
                             continue;
 
                         if (!player.IsAtRecruitAFriendDistance(this))
@@ -7192,11 +7192,11 @@ namespace Game.Entities
 
         bool IsAtRecruitAFriendDistance(WorldObject pOther)
         {
-            if (!pOther || !IsInMap(pOther))
+            if (pOther == null || !IsInMap(pOther))
                 return false;
 
             WorldObject player = GetCorpse();
-            if (!player || IsAlive())
+            if (player == null || IsAlive())
                 player = this;
 
             return pOther.GetDistance(player) <= WorldConfig.GetFloatValue(WorldCfg.MaxRecruitAFriendDistance);
@@ -7228,7 +7228,7 @@ namespace Game.Entities
             randomRoll.RollerWowAccount = GetSession().GetAccountGUID();
 
             Group group = GetGroup();
-            if (group)
+            if (group != null)
                 group.BroadcastPacket(randomRoll, false);
             else
                 SendPacket(randomRoll);
@@ -7409,7 +7409,7 @@ namespace Game.Entities
         public void SetClientControl(Unit target, bool allowMove)
         {
             // a player can never client control nothing
-            Cypher.Assert(target);
+            Cypher.Assert(target != null);
 
             // don't allow possession to be overridden
             if (target.HasUnitState(UnitState.Charmed) && (GetGUID() != target.GetCharmerGUID()))

Source/Game/Entities/Player/SocialMgr.cs

@@ -22,7 +22,7 @@ namespace Game.Entities
 
         public static void GetFriendInfo(Player player, ObjectGuid friendGUID, FriendInfo friendInfo)
         {
-            if (!player)
+            if (player == null)
                 return;
 
             friendInfo.Status = FriendStatus.Offline;
@@ -31,7 +31,7 @@ namespace Game.Entities
             friendInfo.Class = 0;
 
             Player target = Global.ObjAccessor.FindPlayer(friendGUID);
-            if (!target)
+            if (target == null)
                 return;
 
             var playerFriendInfo = player.GetSocial().PlayerSocialMap.LookupByKey(friendGUID);
@@ -84,7 +84,7 @@ namespace Game.Entities
 
         void BroadcastToFriendListers(Player player, ServerPacket packet)
         {
-            if (!player)
+            if (player == null)
                 return;
 
             AccountTypes gmSecLevel = (AccountTypes)WorldConfig.GetIntValue(WorldCfg.GmLevelInWhoList);
@@ -94,7 +94,7 @@ namespace Game.Entities
                 if (info != null && info.Flags.HasAnyFlag(SocialFlag.Friend))
                 {
                     Player target = Global.ObjAccessor.FindPlayer(pair.Key);
-                    if (!target || !target.IsInWorld)
+                    if (target == null || !target.IsInWorld)
                         continue;
 
                     WorldSession session = target.GetSession();
@@ -244,7 +244,7 @@ namespace Game.Entities
 
         public void SendSocialList(Player player, SocialFlag flags)
         {
-            if (!player)
+            if (player == null)
                 return;
 
             uint friendsCount = 0;

Source/Game/Entities/Player/TradeData.cs

@@ -51,7 +51,7 @@ namespace Game.Entities
 
         public void SetItem(TradeSlots slot, Item item, bool update = false)
         {
-            ObjectGuid itemGuid = item ? item.GetGUID() : ObjectGuid.Empty;
+            ObjectGuid itemGuid = item != null ? item.GetGUID() : ObjectGuid.Empty;
 
             if (m_items[(int)slot] == itemGuid && !update)
                 return;
@@ -77,7 +77,7 @@ namespace Game.Entities
 
         public void SetSpell(uint spell_id, Item castItem = null)
         {
-            ObjectGuid itemGuid = castItem ? castItem.GetGUID() : ObjectGuid.Empty;
+            ObjectGuid itemGuid = castItem != null ? castItem.GetGUID() : ObjectGuid.Empty;
 
             if (m_spell == spell_id && m_spellCastItem == itemGuid)
                 return;

Source/Game/Entities/StatSystem.cs

@@ -510,9 +510,9 @@ namespace Game.Entities
 
             // group update
             Player player = ToPlayer();
-            if (player)
+            if (player != null)
             {
-                if (player.GetGroup())
+                if (player.GetGroup() != null)
                     player.SetGroupUpdateFlag(GroupUpdateFlags.CurHp);
             }
             else if (IsPet())
@@ -536,7 +536,7 @@ namespace Game.Entities
             // group update
             if (IsTypeId(TypeId.Player))
             {
-                if (ToPlayer().GetGroup())
+                if (ToPlayer().GetGroup() != null)
                     ToPlayer().SetGroupUpdateFlag(GroupUpdateFlags.MaxHp);
             }
             else if (IsPet())
@@ -590,7 +590,7 @@ namespace Game.Entities
             Player thisPlayer = ToPlayer();
             if (thisPlayer != null)
             {
-                if (thisPlayer.GetGroup())
+                if (thisPlayer.GetGroup() != null)
                     thisPlayer.SetGroupUpdateFlag(GroupUpdateFlags.PowerType);
             }
             /*else if (IsPet()) TODO 6.x
@@ -634,7 +634,7 @@ namespace Game.Entities
             // group update
             if (IsTypeId(TypeId.Player))
             {
-                if (ToPlayer().GetGroup())
+                if (ToPlayer().GetGroup() != null)
                     ToPlayer().SetGroupUpdateFlag(GroupUpdateFlags.MaxPower);
             }
             /*else if (IsPet()) TODO 6.x
@@ -675,7 +675,7 @@ namespace Game.Entities
             if (IsTypeId(TypeId.Player))
             {
                 Player player = ToPlayer();
-                if (player.GetGroup())
+                if (player.GetGroup() != null)
                     player.SetGroupUpdateFlag(GroupUpdateFlags.CurPower);
             }
             /*else if (IsPet()) TODO 6.x
@@ -788,7 +788,7 @@ namespace Game.Entities
                         target = owner;
             }
 
-            if (!target)
+            if (target == null)
                 return;
 
             damage -= (int)target.GetDamageReduction((uint)damage);
@@ -809,13 +809,13 @@ namespace Game.Entities
         float GetCombatRatingReduction(CombatRating cr)
         {
             Player player = ToPlayer();
-            if (player)
+            if (player != null)
                 return player.GetRatingBonusValue(cr);
             // Player's pet get resilience from owner
-            else if (IsPet() && GetOwner())
+            else if (IsPet() && GetOwner() != null)
             {
                 Player owner = GetOwner().ToPlayer();
-                if (owner)
+                if (owner != null)
                     return owner.GetRatingBonusValue(cr);
             }
 
@@ -954,7 +954,7 @@ namespace Game.Entities
             float chance = 0.0f;
             float levelBonus = 0.0f;
             Player playerVictim = victim.ToPlayer();
-            if (playerVictim)
+            if (playerVictim != null)
                 chance = playerVictim.m_activePlayerData.DodgePercentage;
             else
             {
@@ -991,15 +991,15 @@ namespace Game.Entities
             float chance = 0.0f;
             float levelBonus = 0.0f;
             Player playerVictim = victim.ToPlayer();
-            if (playerVictim)
+            if (playerVictim != null)
             {
                 if (playerVictim.CanParry())
                 {
                     Item tmpitem = playerVictim.GetWeaponForAttack(WeaponAttackType.BaseAttack, true);
-                    if (!tmpitem)
+                    if (tmpitem == null)
                         tmpitem = playerVictim.GetWeaponForAttack(WeaponAttackType.OffAttack, true);
 
-                    if (tmpitem)
+                    if (tmpitem != null)
                         chance = playerVictim.m_activePlayerData.ParryPercentage;
                 }
             }
@@ -1039,12 +1039,12 @@ namespace Game.Entities
             float chance = 0.0f;
             float levelBonus = 0.0f;
             Player playerVictim = victim.ToPlayer();
-            if (playerVictim)
+            if (playerVictim != null)
             {
                 if (playerVictim.CanBlock())
                 {
                     Item tmpitem = playerVictim.GetUseableItemByPos(InventorySlots.Bag0, EquipmentSlot.OffHand);
-                    if (tmpitem && !tmpitem.IsBroken() && tmpitem.GetTemplate().GetInventoryType() == InventoryType.Shield)
+                    if (tmpitem != null && !tmpitem.IsBroken() && tmpitem.GetTemplate().GetInventoryType() == InventoryType.Shield)
                         chance = playerVictim.m_activePlayerData.BlockPercentage;
                 }
             }
@@ -1391,7 +1391,7 @@ namespace Game.Entities
             {
                 UpdateDamagePhysical(WeaponAttackType.BaseAttack);
                 Item offhand = GetWeaponForAttack(WeaponAttackType.OffAttack, true);
-                if (offhand)
+                if (offhand != null)
                     if (CanDualWield() || offhand.GetTemplate().HasFlag(ItemFlags3.AlwaysAllowDualWield))
                         UpdateDamagePhysical(WeaponAttackType.OffAttack);
 
@@ -1432,7 +1432,7 @@ namespace Game.Entities
             SetArmor((int)value, (int)(value - baseValue));
 
             Pet pet = GetPet();
-            if (pet)
+            if (pet != null)
                 pet.UpdateArmor();
 
             UpdateAttackPowerAndDamage();                           // armor dependent auras update for SPELL_AURA_MOD_ATTACK_POWER_OF_ARMOR