Name: Mightstone Cost: 4 CMC: 4 Color: CID: Type: Artifact Rules Text: Attacking creatures get +1/+0. Set/Rarity: Antiquities uncommon, Masters Edition IV common Legality: Legal in predh, Legal in oathbreaker, Legal in duel, Legal in legacy, Legal in penny, Legal in vintage, Legal in pauper, Legal in commander, Legal in oldschool, Legal in paupercommander Reserved: True Price: $6.09