Prosthetic Injector is a uncommon Artifact — Equipment card from Phyrexia: All Will Be One (ONE), collector number 239. Current market price: $0.44 (foil $0.35), TCGplayer market prices via Scryfall.
Equipped creature gets +0/+2 and has toxic 1. (Players dealt combat damage by equipped creature also get a poison counter.) Equip {1}