Boromir, Warden of the Tower is a rare Legendary Creature — Human Soldier card from Tales of Middle-earth Promos (PLTR), collector number 4s. Current market price: — (foil $12.22), TCGplayer market prices via Scryfall.
Vigilance Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell. Sacrifice Boromir: Creatures you control gain indestructible until end of turn. The Ring tempts you.