Parasitic Implant is a common Enchantment — Aura card from New Phyrexia (NPH), collector number 67. Current market price: $0.13 (foil $0.34), TCGplayer market prices via Scryfall.
Enchant creature At the beginning of your upkeep, enchanted creature's controller sacrifices it and you create a 1/1 colorless Phyrexian Myr artifact creature token.