Uchbenbak, the Great Mistake - The Lost Caverns of Ixalan

Vigilance, menace
Descend 8 — : Return this card from your graveyard to the battlefield with a finality counter on it. Activate only if there are eight or more permanent cards in your graveyard and only as a sorcery. (If a creature with a finality counter on it would die, exile it instead.)