diff --git a/Assets/Scripts/Skills/Runtime/ActiveSkillRuntime.cs b/Assets/Scripts/Skills/Runtime/ActiveSkillRuntime.cs
index 27e404b..70242de 100644
--- a/Assets/Scripts/Skills/Runtime/ActiveSkillRuntime.cs
+++ b/Assets/Scripts/Skills/Runtime/ActiveSkillRuntime.cs
@@ -97,8 +97,9 @@ namespace EerieVillage.Skills
 
             // BT12-Dev-Clone (2026-05-15) — A10 분신 hook 발화
             //   IsCloneFireActive 분기 — 분신 발동 시 OnPlayerSkillFired 발화 X (무한 재귀 방지)
+            //   fix 2026-05-18: event 외부 .Invoke() 불가 (CS0070) → RaisePlayerSkillFired public 메서드 경유
             if (_inventory != null && !_inventory.IsCloneFireActive)
-                _inventory.OnPlayerSkillFired?.Invoke(this);
+                _inventory.RaisePlayerSkillFired(this);
         }
 
         /// <summary>
diff --git a/Assets/Scripts/Skills/Runtime/PlayerSkillInventory.cs b/Assets/Scripts/Skills/Runtime/PlayerSkillInventory.cs
index c2dedca..51216ed 100644
--- a/Assets/Scripts/Skills/Runtime/PlayerSkillInventory.cs
+++ b/Assets/Scripts/Skills/Runtime/PlayerSkillInventory.cs
@@ -63,6 +63,16 @@ namespace EerieVillage.Skills
         /// <summary>PD 결정 (2026-05-15) — 분신 damage multiplier. 50% 반감.</summary>
         internal const float CLONE_DAMAGE_MULTIPLIER = 0.5f;
 
+        /// <summary>
+        /// OnPlayerSkillFired 외부 invoke 영역 (BT12-Dev-Clone 2026-05-18 fix).
+        /// C# event 영역 외부 클래스 영역 .Invoke() 직접 호출 불가 (CS0070) 영역 fix.
+        /// ActiveSkillRuntime.Fire 영역 본 메서드 호출 → 분신 hook 발화.
+        /// </summary>
+        public void RaisePlayerSkillFired(ActiveSkillRuntime runtime)
+        {
+            OnPlayerSkillFired?.Invoke(runtime);
+        }
+
         /// <summary>
         /// 스킬 발동 anchor 위치 반환 (BT12-Dev-Clone 2026-05-15 γ 단계).
         /// IsCloneFireActive=true → 분신 위치 (CloneFireOrigin) · false → Player 위치.