Sickleslicer is a uncommon Artifact — Equipment card from New Phyrexia (NPH), collector number 157. Current market price: $0.14 (foil $0.34), TCGplayer market prices via Scryfall.
Living weapon (When this Equipment enters, create a 0/0 black Phyrexian Germ creature token, then attach this to it.) Equipped creature gets +2/+2. Equip {4}