diff --git a/Abilities.json b/Abilities.json
index 29171f2..a0fe8ff 100644
--- a/Abilities.json
+++ b/Abilities.json
@@ -68,8 +68,12 @@
     "clear_body": {
         "effect": "PreventStatLowering"
     },
-    "cloud_nine": {},
-    "color_change": {},
+    "cloud_nine": {
+        "effect": "SuppressWeather"
+    },
+    "color_change": {
+        "effect": "ColorChange"
+    },
     "comatose": {},
     "competitive": {},
     "compound_eyes": {},
diff --git a/Scripts/Abilities/ColorChange.as b/Scripts/Abilities/ColorChange.as
new file mode 100644
index 0000000..b54cb79
--- /dev/null
+++ b/Scripts/Abilities/ColorChange.as
@@ -0,0 +1,15 @@
+namespace Gen7 {
+    [Ability effect=ColorChange]
+    class ColorChange : PkmnScript {
+        void OnIncomingHit(ExecutingMove@ move, Pokemon@ target, uint8 hit) override{
+            // Color Change now activates after the last hit of a multi-strike move. 
+            if (move.NumberOfHits - 1 != hit)
+                return;
+            // Color Change does not activate if the Pokémon is hit by a move of the same type as itself, even if the Pokémon is dual-typed
+            if (!target.HasType(move.UseMove.Type)){
+                // Color Change will change the Pokémon's own type to the type of the move that it was hit by
+                target.SetType(0, move.UseMove.Type);
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/Scripts/Interfaces/ExecutingMove.astypedef b/Scripts/Interfaces/ExecutingMove.astypedef
index 470e47f..56ae98e 100644
--- a/Scripts/Interfaces/ExecutingMove.astypedef
+++ b/Scripts/Interfaces/ExecutingMove.astypedef
@@ -2,6 +2,7 @@ type ExecutingMove {
     Pokemon@ User { get const; };
     LearnedMove@ Move { get const; };
     MoveData@ UseMove { get const; };
+    uint8 NumberOfHits { get const; };
     HitData@ GetHitData(Pokemon@ target, uint8 hit) const;
     bool IsPokemonTarget(Pokemon@ pkmn) const;
 }
diff --git a/Scripts/Interfaces/Pokemon.astypedef b/Scripts/Interfaces/Pokemon.astypedef
index 2a390d3..d4b4dda 100644
--- a/Scripts/Interfaces/Pokemon.astypedef
+++ b/Scripts/Interfaces/Pokemon.astypedef
@@ -21,6 +21,7 @@ type Pokemon {
     const constString& ActiveAbility { get const; };
     uint64 TypesLength { get const; };
     uint8 GetType(uint64 index) const;
+    void SetType(uint8 index, uint8 type);
     bool HasHeldItem(const constString &in name) const;
     void SetHeldItem(const constString &in name);
     void SetHeldItem(const Item@ item);