Imodane, the Pyrohammer is a rare Legendary Creature — Human Knight card from Wilds of Eldraine (WOE), collector number 348. Current market price: $1.29 (foil $1.24), TCGplayer market prices via Scryfall.
Whenever an instant or sorcery spell you control that targets only a single creature deals damage to that creature, Imodane deals that much damage to each opponent.