Mox Opal Tweet English, Near Mint, limit 20 $73.85 / $110.78 credit Buy This Product Details Artist: Volkan Ba?a Card Number: 179/249 Card Text: Metalcraft -- Tap: Add one mana of any color to your mana pool. Activate this ability only if you control 3 or more artifacts. Card Type: Artifact Color: Artifact Cost: 0 Finish: Regular Name: Mox Opal Rarity: M Set Name: Scars of Mirrodin