Duelcraft Trainer is a uncommon Creature — Human Soldier card from Innistrad: Double Feature (DBL), collector number 16. Current market price: $0.30 (foil $0.37), TCGplayer market prices via Scryfall.
First strike Coven — At the beginning of combat on your turn, if you control three or more creatures with different powers, target creature you control gains double strike until end of turn.