Canoptek Tomb Sentinel is a rare Artifact Creature — Insect card from Warhammer 40,000 Commander (40K), collector number 152★. Current market price: — (foil $5.73), TCGplayer market prices via Scryfall.
Vigilance Exile Cannon — When this creature enters from a graveyard, exile up to one target nonland permanent. Unearth {7} ({7}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)