: Devoid (This card has no color.)

+1: Exile the top card of your library. Until end of turn, you may play that card.

-X: Wrenn and Kozilek deals X damage to target creature or planeswalker. If that creature or planeswalker would die this turn, exile it instead.

-6: You get an emblem with “You may play lands and cast permanent spells you own in exile.”