Aid from the Cowl
Aid from the Cowl {3}{G}{G}
Revolt — At the beginning of your end step, if a permanent you controlled left the battlefield this turn, reveal the top card of your library. If it's a permanent card, you may put it onto the battlefield. Otherwise, you may put it on the bottom of your library.
Latest set: [AER] Aether Revolt ( R · #105 )