Elvantyn, Drow Liberator

+2: Sacrifice a creature: all creatures you control receive +3/-1 until the end of your turn.
0: Pay 3 life: scry 2, draw 1 card, then all opponents discard a card, sacrifice a creature, or lose 3 life.
-10: Gain control of one target creature from each opponent. They untap and gain haste until end of turn.