Ainok Bond-Kin is a common Creature — Dog Soldier card from Khans of Tarkir (KTK), collector number 3. Current market price: $0.09 (foil $0.55), TCGplayer market prices via Scryfall.
Outlast {1}{W} ({1}{W}, {T}: Put a +1/+1 counter on this creature. Outlast only as a sorcery.) Each creature you control with a +1/+1 counter on it has first strike.