From 6c4c1e8869557f19a91a8725fcec1304cd6f5ffa Mon Sep 17 00:00:00 2001
From: sogladev <sogladev@gmail.com>
Date: Sun, 14 Jun 2026 07:35:22 +0200
Subject: [PATCH] fix(Scripts/Spells): Gnomish Mind Control Cap, Mind
 Amplification Dish (#24555)

Co-authored-by: tkrokli <tkrokli@users.noreply.github.com>
---
 src/server/scripts/Spells/spell_item.cpp | 77 ++++++++++++++++--------
 1 file changed, 53 insertions(+), 24 deletions(-)

diff --git a/src/server/scripts/Spells/spell_item.cpp b/src/server/scripts/Spells/spell_item.cpp
index a5d1f5d5d..3f2a0babc 100644
--- a/src/server/scripts/Spells/spell_item.cpp
+++ b/src/server/scripts/Spells/spell_item.cpp
@@ -309,44 +309,73 @@ class spell_item_titanium_seal_of_dalaran : public SpellScript
     }
 };
 
-enum AmplifyDish
+// 13180 - Gnomish Mind Control Cap
+// 67799 - Mind Amplification Dish
+enum AmplificationDish
 {
-    SPELL_AMPLIFY_30S               = 13180,
-    SPELL_AMPLIFY_10S               = 67799,
-    SPELL_MENTAL_BATTLE             = 67810,
-    SPELL_AMPLIFY_CHARM_30S         = 13181,
-    SPELL_AMPLIFY_CHARM_10S         = 26740,
+    SPELL_MIND_CONTROL_CAP             = 13180, // Gnomish Mind Control cap
+    SPELL_AMPLIFICATION_DISH           = 67799, // Mind Amplification Dish
+    SPELL_MENTAL_BATTLE                = 67810,
+    SPELL_MIND_CONTROL_CAP_CHARM_30S   = 13181,
+    SPELL_MIND_CONTROL_CAP_CHARM_10S   = 26740,
+    SPELL_DULLARD                      = 67809,
 };
 
 class spell_item_mind_amplify_dish : public SpellScript
 {
     PrepareSpellScript(spell_item_mind_amplify_dish)
 
+    bool Load() override
+    {
+        return GetCastItem() != nullptr;
+    }
+
+    bool Validate(SpellInfo const* /*spell*/) override
+    {
+        return ValidateSpellInfo({ SPELL_MIND_CONTROL_CAP_CHARM_10S, SPELL_MIND_CONTROL_CAP_CHARM_30S, SPELL_DULLARD, SPELL_MENTAL_BATTLE });
+    }
+
     void OnDummyEffect(SpellEffIndex effIndex)
     {
         PreventHitDefaultEffect(effIndex);
 
         Unit* caster = GetCaster();
-        if (Player* player = caster->ToPlayer())
+        Unit* target = GetHitUnit();
+        if (!caster || !target)
+            return;
+
+        // little protection
+        if (target->ToCreature() && target->ToCreature()->GetCreatureTemplate()->rank > CREATURE_ELITE_NORMAL)
+                return;
+
+        uint32 charmSpell = GetSpellInfo()->Id == SPELL_AMPLIFICATION_DISH ? SPELL_MIND_CONTROL_CAP_CHARM_10S : SPELL_MIND_CONTROL_CAP_CHARM_30S;
+
+        // 5% of the time - Backfire
+        // 65% of the time - Successful Mind Control.
+        // 30% of the time - Unsuccessful Mind Control.
+        int32 backfire = 5;
+        int32 failure = 30;
+
+        // Increased chance of failure when used against targets over level 60.
+        bool isIncreasedChanceOfFailure = GetSpellInfo()->Id == SPELL_MIND_CONTROL_CAP && target->GetLevel() > 60;
+        if (isIncreasedChanceOfFailure)
         {
-            if (Unit* target = GetHitUnit())
-            {
-                // little protection
-                if (target->ToCreature())
-                    if (target->ToCreature()->GetCreatureTemplate()->rank > CREATURE_ELITE_NORMAL)
-                        return;
-
-                if (GetSpellInfo()->Id != SPELL_AMPLIFY_10S)
-                    if (target->GetLevel() > 60)
-                        return;
-
-                uint8 pct = std::max(0, 20 + player->GetLevel() - target->GetLevel());
-                if (roll_chance_i(pct))
-                    player->CastSpell(target, SPELL_MENTAL_BATTLE, true);
-                else if (roll_chance_i(pct))
-                    player->CastSpell(target, GetSpellInfo()->Id == SPELL_AMPLIFY_10S ? SPELL_AMPLIFY_CHARM_10S : SPELL_AMPLIFY_CHARM_30S, true);
-            }
+            backfire = 20; // not verified
+            failure = 45; // not verified
         }
+
+        int32 roll = irand(0, 99);
+        if (roll < backfire)
+            target->CastSpell(caster, charmSpell, true, GetCastItem());
+        else if (roll < backfire + failure)
+        {
+            if (roll_chance_i(50)) // not verified
+                caster->CastSpell(target, SPELL_MENTAL_BATTLE, true, GetCastItem());
+            else
+                caster->CastSpell(caster, SPELL_DULLARD, true, GetCastItem());
+        }
+        else // success
+            caster->CastSpell(target, charmSpell, true, GetCastItem());
     }
 
     void Register() override