namespace Gen7 {
    [Ability effect=BattleBond]
    class BattleBond : PkmnScript {
        void OnFaintingOpponent(ExecutingMove@ move, Pokemon@, uint8) override {
            if (move.User.Species.Name == "greninja"){
                move.User.ChangeForme("ash");
            }
        }

        void OverrideBasePower(ExecutingMove@ move, Pokemon@, uint8, uint8 &inout damage) override {
            if (move.User.Forme.Name == "ash" && move.UseMove.Name == "water_shuriken"){
                damage = 20;
            }
        }
    }
}