Pact of Deliverance

Pact of Deliverance is all colors.
End the turn. (Exile all spells and abilities on the
stack. Discard down to your maximum hand size.
Damage wears off, and “this turn” and “until
end of turn” effects end.)
At the beginning of your next upkeep, pay {w}{u}{b}{r}{g}. If you don't, you lose the game.