diff --git a/data/json/effects_on_condition/mutation_eocs/mutation_effect_eocs.json b/data/json/effects_on_condition/mutation_eocs/mutation_effect_eocs.json
index 9d9069720813e..ab484b2ec2870 100644
--- a/data/json/effects_on_condition/mutation_eocs/mutation_effect_eocs.json
+++ b/data/json/effects_on_condition/mutation_eocs/mutation_effect_eocs.json
@@ -229,37 +229,5 @@
     "recurrence": [ "2 hour", "24 hours" ],
     "condition": { "and": [ { "u_has_trait": "SKIN_RASHY" }, { "not": { "u_has_effect": "formication" } } ] },
     "effect": [ { "u_add_effect": "formication", "duration": "10 minutes", "target_part": "random" } ]
-  },
-  {
-    "type": "effect_on_condition",
-    "id": "EOC_MUTATE_LEG_HEAL",
-    "eoc_type": "EVENT",
-    "required_event": "gains_mutation",
-    "condition": {
-      "and": [
-        { "or": [ { "u_has_trait": "NO_LEFT_LEG" }, { "u_has_trait": "NO_RIGHT_LEG" } ] },
-        {
-          "and": [
-            {
-              "or": [
-                { "u_has_trait": "CRAB_LEGS" },
-                { "u_has_trait": "GASTROPOD_FOOT" },
-                { "u_has_trait": "AMORPHOUS" },
-                { "u_has_trait": "ROOTS1" },
-                { "u_has_trait": "LEG_TENTACLES" }
-              ]
-            }
-          ]
-        }
-      ]
-    },
-    "effect": [
-      { "u_lose_trait": "NO_LEFT_LEG" },
-      { "u_lose_trait": "NO_RIGHT_LEG" },
-      { "u_add_trait": "HAS_LEFT_LEG" },
-      { "u_add_trait": "HAS_RIGHT_LEG" },
-      { "u_lose_var": "missing_left_leg", "type": "traits", "context": "limbs" },
-      { "u_lose_var": "missing_right_leg", "type": "traits", "context": "limbs" }
-    ]
   }
 ]