Aid from the Cowl
Enchantment
Revolt — At the beginning of your end step, if a permanent left the battlefield under your control 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.
Printings & Conditions (3)
Aether Revolt (AER)(Aether Revolt)#105
Aether Revolt Promos (PAER)(Promos: Prerelease Cards)#105sRare
March of the Machine Commander (MOC)(Commander: March of the Machine)#290RareOut of stock