diff --git a/Assets/Script/Character/Projectile/Projectile/Projectile_Stop.cs b/Assets/Script/Character/Projectile/Projectile/Projectile_Stop.cs
index 1ea433b04..b9e685c3a 100644
--- a/Assets/Script/Character/Projectile/Projectile/Projectile_Stop.cs
+++ b/Assets/Script/Character/Projectile/Projectile/Projectile_Stop.cs
@@ -7,8 +7,6 @@ public class Projectile_Stop : ProjectileBase
     {
         base.Set(_data);
         transform.eulerAngles = Vector3.zero; // 근접 공격 판정은 회전 x
-        StartCoroutine(Co_Off());
+        StartCoroutine(Co_Off(m_ProjectTileData.LifeTime));
     }
-
-    IEnumerator Co_Off() { yield return new WaitForSeconds(m_ProjectTileData.LifeTime); Off(true); }
 }
\ No newline at end of file
diff --git a/Assets/Script/Character/Projectile/ProjectileBase.cs b/Assets/Script/Character/Projectile/ProjectileBase.cs
index 265a24950..2d58339fa 100644
--- a/Assets/Script/Character/Projectile/ProjectileBase.cs
+++ b/Assets/Script/Character/Projectile/ProjectileBase.cs
@@ -283,6 +283,11 @@ public class ProjectileBase : MonoBehaviour
         if (forceoff || !m_Pierce) gameObject.SetActive(false);
         if (!bFirstLoad)           Show_HitEffect(false, null);
     }
+    protected IEnumerator Co_Off(float delay)
+    {
+        yield return new WaitForSeconds(delay);
+        Off(true);
+    }
 
     /// <summary>
     /// 포물선 움직임
diff --git a/Assets/Script/Character/Projectile/Skill/Skill_EatSnack.cs b/Assets/Script/Character/Projectile/Skill/Skill_EatSnack.cs
index 9f08cf41b..c545de814 100644
--- a/Assets/Script/Character/Projectile/Skill/Skill_EatSnack.cs
+++ b/Assets/Script/Character/Projectile/Skill/Skill_EatSnack.cs
@@ -1,6 +1,3 @@
-using System.Collections;
-using UnityEngine;
-
 public class Skill_EatSnack : ProjectileBase
 {
     public override void Set(ProjectileData _data)
@@ -15,8 +12,6 @@ public class Skill_EatSnack : ProjectileBase
 
         Set_ReduceCoolTime_byStep(3);
 
-        StartCoroutine(Co_Off());
+        StartCoroutine(Co_Off(1.5f));
     }
-
-    IEnumerator Co_Off() { yield return new WaitForSeconds(1.5f); Off(true); }
 }
\ No newline at end of file
diff --git a/Assets/Script/Character/Projectile/Skill/Skill_GroundRay.cs b/Assets/Script/Character/Projectile/Skill/Skill_GroundRay.cs
index db38f19d8..e16d3a9d9 100644
--- a/Assets/Script/Character/Projectile/Skill/Skill_GroundRay.cs
+++ b/Assets/Script/Character/Projectile/Skill/Skill_GroundRay.cs
@@ -9,6 +9,7 @@ public class Skill_GroundRay : ProjectileBase
         _data.eStartPos = eProjectileStartPos.Custom;
         _data.v3_StartPos = _data.target.Get_position();
         base.Set(_data);
+        StartCoroutine(Co_Off(2f));
     }
 
     private void Update()
diff --git a/Assets/Script/Character/Projectile/Skill/Skill_Heal.cs b/Assets/Script/Character/Projectile/Skill/Skill_Heal.cs
index dc0a0ab5e..259d9e95f 100644
--- a/Assets/Script/Character/Projectile/Skill/Skill_Heal.cs
+++ b/Assets/Script/Character/Projectile/Skill/Skill_Heal.cs
@@ -17,8 +17,6 @@ public class Skill_Heal : ProjectileBase
         healinfo.Damage += healinfo.Damage * (IsStep(2) ? Get_AwakenData(2, 1) : 0);
         m_ProjectTileData.target.Check_Extra(healinfo);
         m_ProjectTileData.target.Heal(healinfo.Damage);
-        StartCoroutine(Co_Off());
+        StartCoroutine(Co_Off(1.5f));
     }
-
-    IEnumerator Co_Off() { yield return new WaitForSeconds(1.5f); Off(); }
 }
\ No newline at end of file
diff --git a/Assets/Script/Character/Projectile/Skill/Skill_MultiShot.cs b/Assets/Script/Character/Projectile/Skill/Skill_MultiShot.cs
index 7b401a8f2..93eb0c1cf 100644
--- a/Assets/Script/Character/Projectile/Skill/Skill_MultiShot.cs
+++ b/Assets/Script/Character/Projectile/Skill/Skill_MultiShot.cs
@@ -1,6 +1,4 @@
-using System.Collections;
 using System.Collections.Generic;
-using UnityEngine;
 
 public class Skill_MultiShot : ProjectileBase
 {
@@ -28,14 +26,6 @@ public class Skill_MultiShot : ProjectileBase
                     list_deathmob.Add(mob);
             });
 
-        StartCoroutine(Co_Off());
-    }
-
-    IEnumerator Co_Off()
-    {
-        yield return new WaitForSeconds(2f);
-        Off();
-        if (list_deathmob.Count >= 3)
-            ServerInfo.Ins.m_ServerData.Add_TitleCondition(60); // 칭호 : 명사수
+        StartCoroutine(Co_Off(3f));
     }
 }
\ No newline at end of file