Captivating Glance is a uncommon Enchantment — Aura card from Lorwyn (LRW), collector number 55. Current market price: $0.35 (foil $2.20), TCGplayer market prices via Scryfall.
Enchant creature At the beginning of your end step, clash with an opponent. If you win, gain control of enchanted creature. Otherwise, that player gains control of enchanted creature. (Each clashing player reveals the top card of their library, then puts that card on their choice of the top or bottom. A player wins if their card had a greater mana value.)