Deadpool, Merc with a Mouth

Haste, Double Strike

At the beginning of your upkeep, you may pay {b}{r} to return Deadpool, Merc with a Mouth from your graveyard or from exile to the battlefield.

Fourth Wall Breaker: At the beginning of your upkeep, you may reveal the top card of your library. If it’s a creature or planeswalker card, you may cast it this turn as though it had flash. If it’s a non-creature, non-land card, Deadpool, Merc with a Mouth, gains +1/+0 until end of turn and you draw a card.