Firja's Retribution is a rare Enchantment — Saga card from Kaldheim Promos (PKHM), collector number 210p. Current market price: $0.56 (foil $0.40), TCGplayer market prices via Scryfall.
(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Create a 4/4 white Angel Warrior creature token with flying and vigilance. II — Until end of turn, Angels you control gain "{T}: Destroy target creature with power less than this creature's power." III — Angels you control gain double strike until end of turn.