Some fixes

Source/Game/Spells/Spell.cs

@@ -6560,7 +6560,7 @@ namespace Game.Spells
             // check if gameobject ignores LOS
             GameObject gobCaster = m_caster.ToGameObject();
             if (gobCaster != null)
-                if (!gobCaster.GetGoInfo().GetRequireLOS())
+                if (gobCaster.GetGoInfo().GetRequireLOS() == 0)
                     return true;
 
             // if spell is triggered, need to check for LOS disable on the aura triggering it and inherit that behaviour

Source/Game/Spells/SpellInfo.cs

@@ -3669,7 +3669,7 @@ namespace Game.Spells
                 switch (spellEffectInfo.ApplyAuraName)
                 {
                     // has other non positive effect?
-                    // then it should be marked negative despite of targets (ex 8510, 8511, 8893, 10267)
+                    // then it should be marked negative if has same target as negative effect (ex 8510, 8511, 8893, 10267)
                     case AuraType.Dummy:
                     case AuraType.ModStun:
                     case AuraType.ModFear: