Balmor, Battlemage Captain is a uncommon Legendary Creature — Bird Wizard card from Dominaria United (DMU), collector number 295. Current market price: $0.29 (foil $0.35), TCGplayer market prices via Scryfall.
Flying Whenever you cast an instant or sorcery spell, creatures you control get +1/+0 and gain trample until end of turn.