Coppercoat Vanguard is a uncommon Creature — Human Soldier card from March of the Machine: The Aftermath (MAT), collector number 186. Current market price: — (foil $4.30), TCGplayer market prices via Scryfall.
Each other Human you control gets +1/+0 and has ward {1}. (Whenever it becomes the target of a spell or ability an opponent controls, counter it unless that player pays {1}.)