The Flame of Keld is a uncommon Enchantment — Saga card from Dominaria (DOM), collector number 123. Current market price: $0.22 (foil $0.76), TCGplayer market prices via Scryfall.
(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Discard your hand. II — Draw two cards. III — If a red source you control would deal damage to a permanent or player this turn, it deals that much damage plus 2 to that permanent or player instead.