Bitterbloom Bearer is a mythic Creature — Faerie Rogue card from Lorwyn Eclipsed Promos (PECL), collector number 88p. Current market price: $15.37 (foil $18.81), TCGplayer market prices via Scryfall.
Flash Flying At the beginning of your upkeep, you lose 1 life and create a 1/1 blue and black Faerie creature token with flying.