Kirby, Pink Puffball

+3: Reveal a card in your hand. Until your next main phase, that card can be cast as though it had flash.
-4: Exile target creature you control, then exile target creature an opponent controls. Both of you gain life equal to the difference.
-15: Destroy up to 5 target creatures. This ability becomes one of those creatures' enter the battlefield effects at -6 loyalty ability.