Ob Nixilis, Captive Kingpin (Showcase) [March of the Machine: The Aftermath] Commander 2014 exile cards from the top

exile cards from the top of your library until you exile a nonland permanent card

deadly weapons that can steal an opponent's life force

Set: Unlimited Edition Type: Artifact Rarity: Rare Cost: {3} You may spend white mana as though it were red mana

Set: Innistrad: Crimson Vow Promos Type: Legendary Creature — Slug Horror Rarity: Mythic Cost: {5}{B}{B} At the beginning of each end step

With multiple cards for common conditions

Ob Nixilis, Captive Kingpin (Showcase) [March of the Machine: The Aftermath] Commander 2014 exile cards from the topSet: March of the Machine: The Aftermath Type: Legendary Creature Demon Rarity: Mythic Cost: {2}{R}{G} Flying, trample Whenever one or more opponents each lose exactly 1 life, put a +1 +1 counter on Ob Nixilis, Captive Kingpin. Exile the top card of your library. Until your next end step, you may play that card.