Ob-Nixilis, Lord of Ire

+2: Destroy target creature. You gain life equal to its toughness.
-2: Create a */* black Demon Incarnation token with trample, where * is Ob-Nixilis, Lord of Ire's loyalty prior to casting this ability.
-9: Create four 2/2 black Demon Knights with vigilance. You get an emblem with "Sacrifice a creature: You draw cards equal to its toughness."