Vraska, Deadly Gorgon

+2: Until end of turn, whenever a creature you controls dies, gain a life and draw a card.
-4: You get an emblem with "Sacrifice a permanent: Destroy target permanent of the same permanent type as the permanent sacrificed.".
-12: Return all cards from the graveyard to the battlefield under your control. Vraska, Deadly Gorgon can be your commander.