Doubling Cube [Fifth Dawn] 130 ) Once per turn

) Once per turn

If this card is Special Summoned: You can activate 1 "Ursarctic Big Dipper" directly from your Deck

Set: Raging Battle Card type: Quick Play Spell Rarity: Ultimate Rare One face-up monster on the field gains 400 ATK

When this card is destroyed by battle and sent to the Graveyard: You can pay 1000 LP

Set: Fourth Edition Type: Sorcery Rarity: Rare Cost: {3}{W} Destroy all lands

Doubling Cube [Fifth Dawn] 130 ) Once per turnSet: Fifth Dawn 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.