diff --git a/Asset/data/asset/functions/mob/0049.ice_obstructor/attack/.mcfunction b/Asset/data/asset/functions/mob/0049.ice_obstructor/attack/.mcfunction
index 6c46c16218..349fc4cd7c 100644
--- a/Asset/data/asset/functions/mob/0049.ice_obstructor/attack/.mcfunction
+++ b/Asset/data/asset/functions/mob/0049.ice_obstructor/attack/.mcfunction
@@ -22,18 +22,10 @@
     function api:damage/reset
 
 # デバフ
-# TODO 採掘速度低下がEffectAssetにきたら置き換える
-# 難易度値だけ鈍足と採掘速度低下を付与
 
 # 難易度値取得
     function api:global_vars/get_difficulty
 
-# 鈍足
-    data modify storage api: Argument set value {ID:17,Duration:60}
-    execute store result storage api: Argument.Stack int 1 run data get storage api: Return.Difficulty
-    execute as @p[tag=Victim,distance=..32] run function api:entity/mob/effect/give
-    function api:entity/mob/effect/reset
-
 # 採掘速度低下
     data modify storage api: Argument set value {ID:26,Duration:60}
     execute store result storage api: Argument.Stack int 1 run data get storage api: Return.Difficulty