Ashnod, Flesh Mechanist is a rare Legendary Creature — Human Artificer card from The Brothers' War (BRO), collector number 84. Current market price: $0.38 (foil $0.29), TCGplayer market prices via Scryfall.
Deathtouch Whenever Ashnod attacks, you may sacrifice another creature. If you do, create a tapped Powerstone token. {5}, Exile a creature card from your graveyard: Create a tapped 3/3 colorless Zombie artifact creature token.