Xanxus , the Tyrant of Tears

Flying, Ward- Discard a card, pay 4 life.
At the beginning of your end step ,you may
sacrifice a creature. Then, if the total power of
creatures you've sacrificed this turn is 2 or more , create 2 treasure tokens. If it's 4 or more, Xanxus
deals 4 damage to up to 2 targets. If it's 6 or more,
Xanxus deals 5 damage to up to 3 targets. If it's
10 or more, Xanxus deals 10 damage divided
as you choose among any number of targets.