Misc fixes, and added GetDebugInfo() which was missed.

Source/Game/Spells/Auras/Aura.cs

@@ -2285,6 +2285,10 @@ namespace Game.Spells
             }
         }
 
+        public virtual string GetDebugInfo()
+        {
+            return $"Id: {GetId()} Name: '{GetSpellInfo().SpellName[Global.WorldMgr.GetDefaultDbcLocale()]}' Caster: {GetCasterGUID()}\nOwner: {(GetOwner() != null ? GetOwner().GetDebugInfo() : "NULL")}";
+        }
         #endregion
 
         public SpellInfo GetSpellInfo() { return m_spellInfo; }

Source/Game/Spells/Spell.cs

@@ -7350,6 +7350,11 @@ namespace Game.Spells
             m_caster.ToUnit().GetSpellHistory().CancelGlobalCooldown(m_spellInfo);
         }
 
+        string GetDebugInfo()
+        {
+            return $"Id: {GetSpellInfo().Id} Name: '{GetSpellInfo().SpellName[Global.WorldMgr.GetDefaultDbcLocale()]}' OriginalCaster: {m_originalCasterGUID} State: {GetState()}";
+        }
+        
         List<SpellScript> m_loadedScripts = new();
 
         int CalculateDamage(SpellEffectInfo spellEffectInfo, Unit target)

Source/Game/Spells/SpellManager.cs

@@ -4266,6 +4266,15 @@ namespace Game.Entities
                 spellInfo.AttributesEx2 |= SpellAttr2.CanTargetDead;
             });
 
+            // Soul Sickness (Forge of Souls)
+            ApplySpellFix(new[] { 69131 }, spellInfo =>
+            {
+                ApplySpellEffectFix(spellInfo, 1, spellEffectInfo =>
+                {
+                    spellEffectInfo.ApplyAuraName = AuraType.ModDecreaseSpeed;
+                });
+            });
+
             //
             // FIRELANDS SPELLS
             //