![Doubling Cube [Tenth Edition]](http://commonboxgames.com/cdn/shop/files/7f558486-f5a2-53bf-a056-c7572842965b.jpg?v=1778491714&width=1200)
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| Set: | Tenth Edition |
| 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.