Name: Mox Opal Cost: 0 CMC: 0 Color: CID: Type: Legendary Artifact Rules Text: Metalcraft -- {T}: Add one mana of any color. Activate only if you control three or more artifacts. Set/Rarity: Magic Online Promos mythic, Scars of Mirrodin mythic, Modern Masters 2015 mythic, Kaladesh Inventions special, Judge Gift Cards 2019 mythic, Secret Lair Drop mythic, Double Masters mythic, Arena Anthology 2 mythic Legality: Banned in duel, Banned in historic, Legal in brawl, Legal in gladiator, Legal in vintage, Legal in predh, Legal in legacy, Legal in commander, Legal in timeless, Legal in oathbreaker, Legal in modern Price: $175.80 Foil price: $180.35