Rakdos, Lord of Riots

Menace, Haste
{2}Hellfire Tribute – At the beginning of your upkeep, each opponent sacrifices a nonland permanent. If they can't, they discard a card and lose 3 life.
{3}Blood Oath – Whenever you sacrifice a creature, Xel’Zyph deals 2 damage to any target and you create a Treasure token.
{4}Unholy Resurrection – Whenever an opponent loses life, if it’s not your turn, you may exile a creature card from a graveyard. If you do, return it to the battlefield under your control at the beginning of