Dwarven Mattock is a uncommon Artifact — Equipment card from The Hobbit (HOB), collector number 172. Current market price: $0.17 (foil $0.23), TCGplayer market prices via Scryfall.
When this Equipment enters, attach it to target Dwarf you control. Equipped creature gets +2/+2 and has ward {1}. (Whenever equipped creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {1}.) Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)