![Doubling Cube [The List]](https://cdn.shopify.com/s/files/1/0451/3388/9694/files/1826b19f-fc5f-598f-b6ac-6affc0c31861.jpg?v=1748052848)
Doubling Cube [The List]
| Set: | The List |
| Type: | Artifact |
| Rarity: | Rare |
| Cost: | 2 |
{3}, {T}: Double the amount of each type of unspent mana you have.
The cube's surface is pockmarked with jagged runes that seem to shift when unobserved.