Prying Blade is a common Artifact — Equipment card from Ixalan (XLN), collector number 244. Current market price: $0.27 (foil $2.09), TCGplayer market prices via Scryfall.
Equipped creature gets +1/+0. Whenever equipped creature deals combat damage to a player, create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.") Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)