Descend upon the Sinful is a mythic Sorcery card from Shadows over Innistrad (SOI), collector number 13. Current market price: $0.36 (foil $2.60), 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.