![Mox Opal [Kaladesh Inventions]](https://cdn.shopify.com/s/files/1/0451/3388/9694/files/b958ac4e-9d2c-514a-814f-1357cea64020.jpg?v=1720218011)
Mox Opal [Kaladesh Inventions]
| Set: | Kaladesh Inventions |
| Type: | Legendary Artifact |
| Rarity: | Mythic |
| Cost: | 0 |
Metalcraft — {T}: Add one mana of any color. Activate only if you control three or more artifacts.
On loan from a private collection, this unique mechanism extracts power from a carefully prepared gemstone.