Arcbound Ravager is a rare Artifact Creature — Beast card from Modern Masters (MMA), collector number 198. Current market price: $19.58 (foil $38.99), TCGplayer market prices via Scryfall.
Sacrifice an artifact: Put a +1/+1 counter on this creature. Modular 1 (This creature enters with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)