Grifter's Blade is a uncommon Artifact — Equipment card from Ravnica: City of Guilds (RAV), collector number 263. Current market price: $0.14 (foil $0.24), TCGplayer market prices via Scryfall.
Flash As this Equipment enters, choose a creature you control it could be attached to. If you do, it enters attached to that creature. Equipped creature gets +1/+1. Equip {1}