Kira, Great Glass-Spinner is a rare Legendary Creature — Spirit card from Betrayers of Kamigawa (BOK), collector number 40. Current market price: $5.76 (foil $34.50), TCGplayer market prices via Scryfall.
Flying Creatures you control have "Whenever this creature becomes the target of a spell or ability for the first time each turn, counter that spell or ability."