Urza's 99
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Doubling Cube
USD $32.93
USD foil $44.94
EUR €14.02
MTGO 0.02 tix

Doubling Cube

{2}

Artifact

{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.

Double
Set
Tenth Edition (10E #321)
Rarity
Rare
Mana value
2
Released
2007-07-13
Artist
Mark Tedin
EDHREC rank
#3,542
Finishes
Nonfoil, Foil
Served from
Local database

Commander bracket

3 +
Bracket 3 and up — Upgraded
In 2 two-card combos

Derived from card traits, not a ruling — bracket rules turn on how a deck intends to use a card. Bracket rules

EDHREC

Salt Score 0.68
How much players resent seeing this card. The scale tops out around 3.1.

Combos 15

Doubling Cube+Voltaic Key+Rings of Brighthearth
{C}
Infinite mana artifacts you control can produceInfinite mana permanents you control can produceInfinite untap of artifacts you control
Doubling Cube+Capsize
{U}
Infinite artifact ETBInfinite artifact LTBInfinite blue manaInfinite magecraft triggersInfinite mana permanents you control can produceInfinite storm countLockMass Land DenialReturn any number of permanents to their owner's hand during each of your turns
Filigree Sages+Doubling Cube
{U}
Infinite colored manaInfinite colorless manaInfinite untap of artifacts you control
Urza, Prince of Kroog+Doubling Cube+Swiftfoot Boots
{W}{U}
Infinite copies of artifacts you controlInfinite creature copies of artifacts you controlInfinite creature ETBInfinite creature tokensInfinite mana permanents you control can produce
Karn, the Great Creator+Doubling Cube+Umbral Mantle
{C}
Infinite mana creatures you control can produceInfinite mana permanents you control can produceInfinite untap of creatures you controlInfinitely large creature until end of turn
Urza, Prince of Kroog+Doubling Cube+Lightning Greaves
{W}{U}
Infinite copies of artifacts you controlInfinite creature copies of artifacts you controlInfinite creature ETBInfinite creature tokensInfinite mana permanents you control can produce
Karn, Silver Golem+Doubling Cube+Umbral Mantle
{C}
Infinite mana creatures you control can produceInfinite mana permanents you control can produceInfinite untap of creatures you controlInfinitely large creature until end of turn
Urza, Prince of Kroog+Doubling Cube+Akroma's Memorial
{W}{U}
Infinite copies of artifacts you controlInfinite creature copies of artifacts you controlInfinite creature ETBInfinite creature tokens with hasteInfinite mana permanents you control can produce
Urza, Prince of Kroog+Doubling Cube+Thousand-Year Elixir
{W}{U}
Infinite copies of artifacts you controlInfinite creature copies of artifacts you controlInfinite creature ETBInfinite creature tokensInfinite mana permanents you control can produce
Karn, the Great Creator+Doubling Cube+Sword of the Paruns
{C}
Infinite mana creatures you control can produceInfinite mana permanents you control can produceInfinite untap of creatures you control
Karn, Silver Golem+Doubling Cube+Sword of the Paruns
{C}
Infinite mana creatures you control can produceInfinite mana permanents you control can produceInfinite untap of creatures you control
Karn, Silver Golem+Freed from the Real+Doubling Cube
{U}
Infinite colored manaInfinite colorless mana
Karn, Silver Golem+Pemmin's Aura+Doubling Cube
{U}
Infinite colored manaInfinite colorless mana
Lord of the Forsaken+Emiel the Blessed+Felidar Guardian+Doubling Cube
{W}{B}{G}
Infinite blinkingInfinite colorless manaInfinite creature ETBInfinite creature LTBInfinite landfall triggers
Urza, Prince of Kroog+Doubling Cube+Ring of Valkas
{W}{U}
Infinite copies of artifacts you controlInfinite creature copies of artifacts you controlInfinite creature ETBInfinite creature tokensInfinite mana permanents you control can produce

All 15 combos.

Format legality

Rulings

  • 2004-12-01

    Any restrictions on the unspent mana aren't copied. For example, if you have {C}{W}{W}{B} with no restrictions on it and {U}{U}{U} that can be used only to cast artifact spells, you'll end up with {C}{C}{W}{W}{W}{W}{B}{B}, {U}{U}{U} that can be used only to cast artifact spells, and {U}{U}{U} that can be used for anything.

  • 2004-12-01

    Doubling Cube's ability is a mana ability.

  • 2004-12-01

    The "type" of mana is its color, or lack thereof (if the mana is colorless).

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