Sanbene, Fallen Grace

Eminence - Whenever you pay 1 or more life, if Sanbene is in the command zone or on the battlefield, deal to damage to any target.
Pay 2 life: Add {b} or {r}.
Sacrifice three creatures: You lose 2 life for each creature that dies this way. Search your library for
a card, put it into your hand, then shuffle your library. You may use this ability once per turn.