Doubling Cube
Artifact
Oracle Text
, 
: Double the amount of each type of unspent mana you have.
Flavor Text
The cube's surface is pockmarked with jagged runes that seem to shift when unobserved.
Rarity
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Artifact
, : 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.
Rarity
Collector #
10E #321
Artist
Released
2007-07-13
CMC
2
Doubling Cube's ability is a mana ability.
wotc · 2004-12-01
The "type" of mana is its color, or lack thereof (if the mana is colorless).
wotc · 2004-12-01
Any restrictions on the unspent mana aren't copied. For example, if you have 
with no restrictions on it and 
that can be used only to cast artifact spells, you'll end up with , that can be used only to cast artifact spells, and that can be used for anything.
wotc · 2004-12-01
