Sword of the Paruns is a rare Artifact — Equipment card from Ravnica Remastered (RVR), collector number 270. Current market price: $2.89 (foil $1.99), TCGplayer market prices via Scryfall.
As long as equipped creature is tapped, tapped creatures you control get +2/+0. As long as equipped creature is untapped, untapped creatures you control get +0/+2. {3}: You may tap or untap equipped creature. Equip {3}