Demon of the Bloody Sun

Amplify 4: (As this creature enters the battlefield, reveal any number of cards from your hand that share a creature type with it. This permanent comes into play with 4 +1/+1 counters on it for each card revealed this way.)
Exile all cards amplified with Demon of the Bloody Sun.
Whenever this creature attacks, return target creature exiled with Demon of the Bloody Sun to the battlefield tapped and attacking.