flavorText: On loan from a private collection, this unique mechanism extracts power from a carefully prepared gemstone.
name: Mox Opal
originalText: Metalcraft — {T}: Add one mana of any color to your mana pool. Activate this ability only if you control three or more artifacts.
printings: 2XM, AA2, J19, MM2, MPS, PRM, SLD, SOM
text: Metalcraft — {T}: Add one mana of any color. Activate only if you control three or more artifacts.
type: Legendary Artifact