Gisela, the Broken Blade is a mythic Legendary Creature — Angel Horror card from From the Vault: Transform (V17), collector number 10. Current market price: — (foil $30.03), TCGplayer market prices via Scryfall.
Flying, first strike, lifelink At the beginning of your end step, if you both own and control Gisela and a creature named Bruna, the Fading Light, exile them, then meld them into Brisela, Voice of Nightmares.