Descend upon the Sinful is a mythic Sorcery card from Shadows over Innistrad Promos (PSOI), collector number 13s. Current market price: — (foil $4.45), TCGplayer market prices via Scryfall.
Exile all creatures. Delirium — Create a 4/4 white Angel creature token with flying if there are four or more card types among cards in your graveyard.