Ob Nixilis, Captive Kingpin 41 (March of the Machine: The Aftermath)

Flying, trample Whenever one or more opponents each lose exactly 1 life, put a +1/+1 counter on Ob Nixilis. Exile the top card of your library. Until your next end step, you may play that card.

NM - $35.40
LP - $28.30
MP - $21.20
HP - $14.20
DMG - $7.10