Bitterblossom is a rare Kindred Enchantment — Faerie card from Judge Gift Cards 2011 (G11), collector number 1. Current market price: — (foil $58.79), TCGplayer market prices via Scryfall.
At the beginning of your upkeep, you lose 1 life and create a 1/1 black Faerie Rogue creature token with flying.