diff --git a/Data/Actors.rxdata b/Data/Actors.rxdata
index 7967a5432..41edc8e26 100644
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diff --git a/Data/Animations.rxdata b/Data/Animations.rxdata
index 8e67182ba..826e1e8a6 100644
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diff --git a/Data/Armors.rxdata b/Data/Armors.rxdata
index 2249bec14..901f2bb2b 100644
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diff --git a/Data/CommonEvents.rxdata b/Data/CommonEvents.rxdata
index 600ac79c8..d9768a4e2 100644
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diff --git a/Data/Enemies.rxdata b/Data/Enemies.rxdata
index 004ee903d..be622f513 100644
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diff --git a/Data/Items.rxdata b/Data/Items.rxdata
index 3e62ba6d2..fe767fa0b 100644
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diff --git a/Data/MapInfos.rxdata b/Data/MapInfos.rxdata
index efbfbb0f6..e5c55da8c 100644
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diff --git a/Data/Scripts/011_Battle/002_Move/002_Move_Usage.rb b/Data/Scripts/011_Battle/002_Move/002_Move_Usage.rb
index 7a90cde83..3891acda5 100644
--- a/Data/Scripts/011_Battle/002_Move/002_Move_Usage.rb
+++ b/Data/Scripts/011_Battle/002_Move/002_Move_Usage.rb
@@ -164,7 +164,7 @@ class PokeBattle_Move
       return
     end
     # Disguise will take the damage
-    if !@battle.moldBreaker && target.isSpecies?(:MIMIKYU) &&
+    if !@battle.moldBreaker && target.isFusionOf(:MIMIKYU) &&
        target.form==0 && target.ability == :DISGUISE
       target.damageState.disguise = true
       return
diff --git a/Data/Skills.rxdata b/Data/Skills.rxdata
index 61cba7ea2..a45219f5e 100644
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diff --git a/Data/States.rxdata b/Data/States.rxdata
index 0f9b4ae5d..868d49e59 100644
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diff --git a/Data/System.rxdata b/Data/System.rxdata
index 94c780f43..2f2e7ab76 100644
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diff --git a/Data/Tilesets.rxdata b/Data/Tilesets.rxdata
index 256e9df71..a7e9f4cf9 100644
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diff --git a/Data/Weapons.rxdata b/Data/Weapons.rxdata
index d9bd35260..c7ea19a7a 100644
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