Evereth, Viceroy of Plunder

Flying

Sacrifice another creature or artifact: Put a +1/+1 counter on Evereth. If the sacrificed permanent was a Treasure, Evereth gains lifelink until end of turn. Activate only as a sorcery.

When Evereth dies, you may pay {1}{B/R}. When you do, Evereth deals damage equal to its power to each opponent.