Argivian Phalanx is a common Creature — Human Kor Soldier card from Dominaria United (DMU), collector number 5. Current market price: $0.18 (foil $0.04), TCGplayer market prices via Scryfall.
Affinity for creatures (This spell costs {1} less to cast for each creature you control.) Vigilance (Attacking doesn't cause this creature to tap.)