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: Legal in modern, Banned in duel, Legal in oathbreaker, Banned in historic, Legal in predh, Legal in brawl, Legal in commander, Legal in timeless, Legal in vintage, Legal in gladiator, Legal in legacy Price: $185.04 Foil price: $210.01