Encase in Ice is a uncommon Enchantment — Aura card from Dragons of Tarkir (DTK), collector number 54. Current market price: $0.05 (foil $0.44), TCGplayer market prices via Scryfall.
Flash (You may cast this spell any time you could cast an instant.) Enchant red or green creature When this Aura enters, tap enchanted creature. Enchanted creature doesn't untap during its controller's untap step.