Bruna, Light of Alabaster is a mythic Legendary Creature — Angel card from Open the Helvault (PHEL), collector number 208. Current market price: $5.25, TCGplayer market prices via Scryfall.
Flying, vigilance Whenever Bruna attacks or blocks, you may attach to it any number of Auras on the battlefield and you may put onto the battlefield attached to it any number of Aura cards that could enchant it from your graveyard and/or hand.