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 oathbreaker, Legal in predh, Legal in oldschool, Legal in pauper, Legal in legacy, Legal in duel, Legal in commander, Legal in penny, Legal in vintage, Legal in paupercommander Reserved: True Price: $5.93