Rowan, Scion of War is a mythic Legendary Creature — Human Wizard card from Wilds of Eldraine Promos (PWOE), collector number 211s. Current market price: — (foil $5.79), TCGplayer market prices via Scryfall.
Menace {T}: Spells you cast this turn that are black and/or red cost {X} less to cast, where X is the amount of life you lost this turn. Activate only as a sorcery.