Grafted Butcher is a rare Creature — Phyrexian Samurai card from March of the Machine Promos (PMOM), collector number 109p. Current market price: $0.35 (foil $0.44), TCGplayer market prices via Scryfall.
When this creature enters, Phyrexians you control gain menace until end of turn. Other Phyrexians you control get +1/+1. {3}{B}, Sacrifice an artifact or creature: Return this card from your graveyard to the battlefield. Activate only as a sorcery.