Starnheim Unleashed is a mythic Sorcery card from Kaldheim Promos (PKHM), collector number 33p. Current market price: $3.00 (foil $3.44), TCGplayer market prices via Scryfall.
Create a 4/4 white Angel Warrior creature token with flying and vigilance. If this spell was foretold, create X of those tokens instead. Foretell {X}{X}{W} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)