Pyromancer's Gauntlet is a rare Artifact card from Media and Collaboration Promos (PMEI), collector number 2023-6. Current market price: — (foil $285.00), TCGplayer market prices via Scryfall.
If a red instant or sorcery spell you control or a red planeswalker you control would deal damage to a permanent or player, it deals that much damage plus 2 to that permanent or player instead.