Dreamshackle Geist is a rare Creature — Spirit card from Innistrad: Crimson Vow (VOW), collector number 58. Current market price: $0.32 (foil $0.37), TCGplayer market prices via Scryfall.
Flying At the beginning of combat on your turn, choose up to one — • Tap target creature. • Target creature doesn't untap during its controller's next untap step.