Silkwrap is a uncommon Enchantment card from Dragons of Tarkir (DTK), collector number 38. Current market price: $0.18 (foil $0.46), TCGplayer market prices via Scryfall.
When this enchantment enters, exile target creature with mana value 3 or less an opponent controls until this enchantment leaves the battlefield. (That creature returns under its owner's control.)