Mox Opal - Foil - Borderless Tweet Near Mint, English, limit 4 $143.59 / $165.13 credit Lightly Played, English, limit 4 $129.23 / $148.61 credit Moderately Played, English, limit 4 $114.87 / $132.10 credit Buy This Product Details Color: Artifact Card Text: Metalcraft - T: Add one mana of any color. Activate this ability only if you control three or more artifacts. Rarity: M Cost: 0 Card Type: Legendary Artifact Artist: Martina Pilcerova Name: Mox Opal Finish: Foil Card Number: 362 Set Name: Double Masters