Temporal Isolation is a common Enchantment — Aura card from Time Spiral Remastered (TSR), collector number 48. Current market price: $0.26 (foil $0.42), TCGplayer market prices via Scryfall.
Flash Enchant creature Enchanted creature has shadow. (It can block or be blocked by only creatures with shadow.) Prevent all damage that would be dealt by enchanted creature.