Champion's Ritual

As an additional cost, pay X life.
Exile target creature from a graveyard. Create an X/X creature token that is a copy of the exiled creature, where X is equal to the amount of life spent. Then, if you have more life than your opponent, return Champion's Ritual to your hand.
The patrons fled the Spitoon as fast as they could, the familiar and haunting doot-doots in the distance signaling the arrival of the first champion.