Cubic Seeds

LIGHT 4

Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by sending 3 "Cubic" monsters you control to the Graveyard, and cannot be Special Summoned by other ways. If Summoned this way, this card gains 3000 ATK. This card can make a second and third attack during each Battle Phase. If this card in your possession is sent to your Graveyard by your opponent's card (by battle or card effect): You can target up to 3 "Cubic" monsters in your Graveyard; Special Summon them, then you can add 1 "Cubic" card from your Deck or Graveyard to your hand.

DARK 10

Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by revealing 3 other "Cubic" cards in your hand with different names, and cannot be Special Summoned by other ways. Unaffected by other monsters' activated effects, whose original ATK is 3000 or less. When this attacking card destroys a monster by battle: You can activate this effect; this card can make a second attack during this Battle Phase. During your End Phase: Each player takes 3000 damage. You can only use this effect of "Crimson Nova the Dark Cubic Lord" once per turn.

LIGHT 4

If this card is Normal or Special Summoned: You can send 1 "Cubic" card from your Deck to the Graveyard. Once per turn, during either player's turn, if a monster was sent to your Graveyard this turn while this card was face-up on the field: You can make this card gain 200 ATK for each monster with a different name in your Graveyard, until the end of this turn.

LIGHT 4

If this card is Normal or Special Summoned: You can send 1 "Cubic" card from your Deck to the Graveyard. Once per turn, during either player's turn, if a monster was sent to your Graveyard this turn while this card was face-up on the field: You can make this card gain 200 ATK for each monster with a different name in your Graveyard, until the end of this turn.

LIGHT 4

If this card is Normal or Special Summoned: You can send 1 "Cubic" card from your Deck to the Graveyard. Once per turn, during either player's turn, if a monster was sent to your Graveyard this turn while this card was face-up on the field: You can make this card gain 200 ATK for each monster with a different name in your Graveyard, until the end of this turn.

Spell Quick

Change all face-up monsters on the field to face-down Defense Position. During the End Phase of this turn, change as many face-down Defense Position monsters your opponent controls as possible to face-up Defense Position, then your opponent draws cards equal to the number of monsters changed face-up by this effect.

Spell Continuous

You take no battle damage from attacks involving your "Cubic" monsters. You can only use each of the following effects of "Cubic Dharma" once per turn, during your Main Phase: ● You can send 1 "Cubic" card from your hand to the GY, and if you do, draw 1 card. ● You can banish this card from your GY, then target 1 "Cubic" monster in your GY; add it to your hand.

Spell Continuous

You take no battle damage from attacks involving your "Cubic" monsters. You can only use each of the following effects of "Cubic Dharma" once per turn, during your Main Phase: ● You can send 1 "Cubic" card from your hand to the GY, and if you do, draw 1 card. ● You can banish this card from your GY, then target 1 "Cubic" monster in your GY; add it to your hand.

Spell Continuous

When this card is activated: You can target 1 "Cubic" monster you control, except "Vijam the Cubic Seed"; send any number of "Vijam the Cubic Seed" from your hand and/or Deck to the Graveyard, then that monster gains 800 ATK for each (even if this card leaves the field). During your opponent's turn, if "Vijam the Cubic Seed" is Special Summoned by the effect of a "Cubic" monster: Send this card to the Graveyard, and if you do, halve your opponent's LP. You can banish this card from your Graveyard; add 1 "Cubic" monster from your Deck to your hand.

Spell Continuous

When this card is activated: You can target 1 "Cubic" monster you control, except "Vijam the Cubic Seed"; send any number of "Vijam the Cubic Seed" from your hand and/or Deck to the Graveyard, then that monster gains 800 ATK for each (even if this card leaves the field). During your opponent's turn, if "Vijam the Cubic Seed" is Special Summoned by the effect of a "Cubic" monster: Send this card to the Graveyard, and if you do, halve your opponent's LP. You can banish this card from your Graveyard; add 1 "Cubic" monster from your Deck to your hand.

Spell Continuous

When this card is activated: You can target 1 "Cubic" monster you control, except "Vijam the Cubic Seed"; send any number of "Vijam the Cubic Seed" from your hand and/or Deck to the Graveyard, then that monster gains 800 ATK for each (even if this card leaves the field). During your opponent's turn, if "Vijam the Cubic Seed" is Special Summoned by the effect of a "Cubic" monster: Send this card to the Graveyard, and if you do, halve your opponent's LP. You can banish this card from your Graveyard; add 1 "Cubic" monster from your Deck to your hand.

Spell Quick

Target 1 Spell/Trap on the field; destroy that target.

Spell Quick

Target 1 Spell/Trap on the field; destroy that target.

Spell Normal

Destroy as many Spell/Trap Cards you control as possible, then destroy as many Spell/Trap Cards your opponent controls as possible, up to the number of cards destroyed by this effect.

Trap Normal

When an opponent's monster declares an attack: Special Summon 1 "Vijam the Cubic Seed" from your Deck, and if you do, change the attack target to it, and perform damage calculation. If your opponent's LP are at least 2000 higher than yours: You can banish this card from your GY; Special Summon 1 "Vijam the Cubic Seed" from your hand, Deck, or GY, then, if only your opponent controlled a monster when this effect was activated, you can Special Summon up to 2 more "Vijam the Cubic Seed". You can only use this effect of "Cubic Ascension" once per turn.

Trap Normal

When an opponent's monster declares an attack: Special Summon 1 "Vijam the Cubic Seed" from your Deck, and if you do, change the attack target to it, and perform damage calculation. If your opponent's LP are at least 2000 higher than yours: You can banish this card from your GY; Special Summon 1 "Vijam the Cubic Seed" from your hand, Deck, or GY, then, if only your opponent controlled a monster when this effect was activated, you can Special Summon up to 2 more "Vijam the Cubic Seed". You can only use this effect of "Cubic Ascension" once per turn.

Trap Normal

When an opponent's monster declares an attack: Special Summon 1 "Vijam the Cubic Seed" from your Deck, and if you do, change the attack target to it, and perform damage calculation. If your opponent's LP are at least 2000 higher than yours: You can banish this card from your GY; Special Summon 1 "Vijam the Cubic Seed" from your hand, Deck, or GY, then, if only your opponent controlled a monster when this effect was activated, you can Special Summon up to 2 more "Vijam the Cubic Seed". You can only use this effect of "Cubic Ascension" once per turn.

Trap Normal

Distribute a number of Cubic Counters on face-up monsters your opponent controls, up to the number of "Cubic" monsters you control. (Monsters with a Cubic Counter cannot attack, also negate their effects.) You can banish this card from your GY, then target 1 "Cubic" monster you control; this turn, each time it destroys a monster by battle that has a Cubic Counter, inflict damage to your opponent equal to the original ATK of that destroyed monster. You can only use each effect of "Cubic Causality" once per turn.

Trap Normal

Distribute a number of Cubic Counters on face-up monsters your opponent controls, up to the number of "Cubic" monsters you control. (Monsters with a Cubic Counter cannot attack, also negate their effects.) You can banish this card from your GY, then target 1 "Cubic" monster you control; this turn, each time it destroys a monster by battle that has a Cubic Counter, inflict damage to your opponent equal to the original ATK of that destroyed monster. You can only use each effect of "Cubic Causality" once per turn.

Trap Normal

Discard 1 card. Until the end of this turn, whenever you would take damage you gain that amount of Life Points instead.

LIGHT 4

Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by sending 3 "Cubic" monsters you control to the Graveyard, and cannot be Special Summoned by other ways. If Summoned this way, this card gains 3000 ATK. This card can make a second and third attack during each Battle Phase. If this card in your possession is sent to your Graveyard by your opponent's card (by battle or card effect): You can target up to 3 "Cubic" monsters in your Graveyard; Special Summon them, then you can add 1 "Cubic" card from your Deck or Graveyard to your hand.

DARK 10

Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by revealing 3 other "Cubic" cards in your hand with different names, and cannot be Special Summoned by other ways. Unaffected by other monsters' activated effects, whose original ATK is 3000 or less. When this attacking card destroys a monster by battle: You can activate this effect; this card can make a second attack during this Battle Phase. During your End Phase: Each player takes 3000 damage. You can only use this effect of "Crimson Nova the Dark Cubic Lord" once per turn.

LIGHT 4

If this card is Normal or Special Summoned: You can send 1 "Cubic" card from your Deck to the Graveyard. Once per turn, during either player's turn, if a monster was sent to your Graveyard this turn while this card was face-up on the field: You can make this card gain 200 ATK for each monster with a different name in your Graveyard, until the end of this turn.

LIGHT 4

If this card is Normal or Special Summoned: You can send 1 "Cubic" card from your Deck to the Graveyard. Once per turn, during either player's turn, if a monster was sent to your Graveyard this turn while this card was face-up on the field: You can make this card gain 200 ATK for each monster with a different name in your Graveyard, until the end of this turn.

LIGHT 4

If this card is Normal or Special Summoned: You can send 1 "Cubic" card from your Deck to the Graveyard. Once per turn, during either player's turn, if a monster was sent to your Graveyard this turn while this card was face-up on the field: You can make this card gain 200 ATK for each monster with a different name in your Graveyard, until the end of this turn.

Spell Continuous

You take no battle damage from attacks involving your "Cubic" monsters. You can only use each of the following effects of "Cubic Dharma" once per turn, during your Main Phase: ● You can send 1 "Cubic" card from your hand to the GY, and if you do, draw 1 card. ● You can banish this card from your GY, then target 1 "Cubic" monster in your GY; add it to your hand.

Spell Continuous

You take no battle damage from attacks involving your "Cubic" monsters. You can only use each of the following effects of "Cubic Dharma" once per turn, during your Main Phase: ● You can send 1 "Cubic" card from your hand to the GY, and if you do, draw 1 card. ● You can banish this card from your GY, then target 1 "Cubic" monster in your GY; add it to your hand.

Spell Continuous

You take no battle damage from attacks involving your "Cubic" monsters. You can only use each of the following effects of "Cubic Dharma" once per turn, during your Main Phase: ● You can send 1 "Cubic" card from your hand to the GY, and if you do, draw 1 card. ● You can banish this card from your GY, then target 1 "Cubic" monster in your GY; add it to your hand.

Spell Continuous

When this card is activated: You can target 1 "Cubic" monster you control, except "Vijam the Cubic Seed"; send any number of "Vijam the Cubic Seed" from your hand and/or Deck to the Graveyard, then that monster gains 800 ATK for each (even if this card leaves the field). During your opponent's turn, if "Vijam the Cubic Seed" is Special Summoned by the effect of a "Cubic" monster: Send this card to the Graveyard, and if you do, halve your opponent's LP. You can banish this card from your Graveyard; add 1 "Cubic" monster from your Deck to your hand.

Spell Continuous

When this card is activated: You can target 1 "Cubic" monster you control, except "Vijam the Cubic Seed"; send any number of "Vijam the Cubic Seed" from your hand and/or Deck to the Graveyard, then that monster gains 800 ATK for each (even if this card leaves the field). During your opponent's turn, if "Vijam the Cubic Seed" is Special Summoned by the effect of a "Cubic" monster: Send this card to the Graveyard, and if you do, halve your opponent's LP. You can banish this card from your Graveyard; add 1 "Cubic" monster from your Deck to your hand.

Spell Continuous

When this card is activated: You can target 1 "Cubic" monster you control, except "Vijam the Cubic Seed"; send any number of "Vijam the Cubic Seed" from your hand and/or Deck to the Graveyard, then that monster gains 800 ATK for each (even if this card leaves the field). During your opponent's turn, if "Vijam the Cubic Seed" is Special Summoned by the effect of a "Cubic" monster: Send this card to the Graveyard, and if you do, halve your opponent's LP. You can banish this card from your Graveyard; add 1 "Cubic" monster from your Deck to your hand.

Spell Quick

Target 1 Spell/Trap on the field; destroy that target.

Spell Quick

Target 1 Spell/Trap on the field; destroy that target.

Spell Normal

Destroy as many Spell/Trap Cards you control as possible, then destroy as many Spell/Trap Cards your opponent controls as possible, up to the number of cards destroyed by this effect.

Trap Normal

When an opponent's monster declares an attack: Special Summon 1 "Vijam the Cubic Seed" from your Deck, and if you do, change the attack target to it, and perform damage calculation. If your opponent's LP are at least 2000 higher than yours: You can banish this card from your GY; Special Summon 1 "Vijam the Cubic Seed" from your hand, Deck, or GY, then, if only your opponent controlled a monster when this effect was activated, you can Special Summon up to 2 more "Vijam the Cubic Seed". You can only use this effect of "Cubic Ascension" once per turn.

Trap Normal

When an opponent's monster declares an attack: Special Summon 1 "Vijam the Cubic Seed" from your Deck, and if you do, change the attack target to it, and perform damage calculation. If your opponent's LP are at least 2000 higher than yours: You can banish this card from your GY; Special Summon 1 "Vijam the Cubic Seed" from your hand, Deck, or GY, then, if only your opponent controlled a monster when this effect was activated, you can Special Summon up to 2 more "Vijam the Cubic Seed". You can only use this effect of "Cubic Ascension" once per turn.

Trap Normal

When an opponent's monster declares an attack: Special Summon 1 "Vijam the Cubic Seed" from your Deck, and if you do, change the attack target to it, and perform damage calculation. If your opponent's LP are at least 2000 higher than yours: You can banish this card from your GY; Special Summon 1 "Vijam the Cubic Seed" from your hand, Deck, or GY, then, if only your opponent controlled a monster when this effect was activated, you can Special Summon up to 2 more "Vijam the Cubic Seed". You can only use this effect of "Cubic Ascension" once per turn.

Trap Normal

Distribute a number of Cubic Counters on face-up monsters your opponent controls, up to the number of "Cubic" monsters you control. (Monsters with a Cubic Counter cannot attack, also negate their effects.) You can banish this card from your GY, then target 1 "Cubic" monster you control; this turn, each time it destroys a monster by battle that has a Cubic Counter, inflict damage to your opponent equal to the original ATK of that destroyed monster. You can only use each effect of "Cubic Causality" once per turn.

Trap Normal

Distribute a number of Cubic Counters on face-up monsters your opponent controls, up to the number of "Cubic" monsters you control. (Monsters with a Cubic Counter cannot attack, also negate their effects.) You can banish this card from your GY, then target 1 "Cubic" monster you control; this turn, each time it destroys a monster by battle that has a Cubic Counter, inflict damage to your opponent equal to the original ATK of that destroyed monster. You can only use each effect of "Cubic Causality" once per turn.

Trap Normal

Distribute a number of Cubic Counters on face-up monsters your opponent controls, up to the number of "Cubic" monsters you control. (Monsters with a Cubic Counter cannot attack, also negate their effects.) You can banish this card from your GY, then target 1 "Cubic" monster you control; this turn, each time it destroys a monster by battle that has a Cubic Counter, inflict damage to your opponent equal to the original ATK of that destroyed monster. You can only use each effect of "Cubic Causality" once per turn.

Trap Normal

Target 5 cards in your GY, except "Jar of Avarice"; shuffle all 5 into the Deck, then draw 1 card. You can only activate 1 "Jar of Avarice" per turn.

Trap Normal

Discard 1 card. Until the end of this turn, whenever you would take damage you gain that amount of Life Points instead.

Trap Normal

Discard 1 card. Until the end of this turn, whenever you would take damage you gain that amount of Life Points instead.

LIGHT 4

Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by sending 3 "Cubic" monsters you control to the Graveyard, and cannot be Special Summoned by other ways. If Summoned this way, this card gains 3000 ATK. This card can make a second and third attack during each Battle Phase. If this card in your possession is sent to your Graveyard by your opponent's card (by battle or card effect): You can target up to 3 "Cubic" monsters in your Graveyard; Special Summon them, then you can add 1 "Cubic" card from your Deck or Graveyard to your hand.

DARK 10

Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by revealing 3 other "Cubic" cards in your hand with different names, and cannot be Special Summoned by other ways. Unaffected by other monsters' activated effects, whose original ATK is 3000 or less. When this attacking card destroys a monster by battle: You can activate this effect; this card can make a second attack during this Battle Phase. During your End Phase: Each player takes 3000 damage. You can only use this effect of "Crimson Nova the Dark Cubic Lord" once per turn.

LIGHT 4

If this card is Normal or Special Summoned: You can send 1 "Cubic" card from your Deck to the Graveyard. Once per turn, during either player's turn, if a monster was sent to your Graveyard this turn while this card was face-up on the field: You can make this card gain 200 ATK for each monster with a different name in your Graveyard, until the end of this turn.

LIGHT 4

If this card is Normal or Special Summoned: You can send 1 "Cubic" card from your Deck to the Graveyard. Once per turn, during either player's turn, if a monster was sent to your Graveyard this turn while this card was face-up on the field: You can make this card gain 200 ATK for each monster with a different name in your Graveyard, until the end of this turn.

LIGHT 4

If this card is Normal or Special Summoned: You can send 1 "Cubic" card from your Deck to the Graveyard. Once per turn, during either player's turn, if a monster was sent to your Graveyard this turn while this card was face-up on the field: You can make this card gain 200 ATK for each monster with a different name in your Graveyard, until the end of this turn.

WIND 2

Cannot be Normal Summoned/Set. Must first be Special Summoned (from your hand) by sending 1 "Cubic" monster you control to the Graveyard. If Summoned this way, this card gains 800 ATK. If this card is Special Summoned from the hand: Inflict 800 damage to your opponent. At the end of the Damage Step, if this card battled: You can target up to 2 "Vijam the Cubic Seed" in your Graveyard; send this card to the Graveyard, and if you do, Special Summon them, then you can add 1 "Vulcan Dragni the Cubic King" from your Deck to your hand.

DARK 1

Cannot be destroyed by battle. At the end of the Damage Step, if this card battled an opponent's monster: You can place this card face-up in your Spell & Trap Zone as a Continuous Spell Card, and if you do, place 1 Cubic Counter on that opponent's monster. (Monsters with a Cubic Counter cannot attack, also negate their effects.) If this card is treated as a Continuous Spell Card by this effect, during your Main Phase: You can Special Summon this card from your Spell & Trap Zone.

FIRE 3

Cannot be Normal Summoned/Set. Must first be Special Summoned (from your hand) by sending 2 "Cubic" monsters you control to the Graveyard. If Summoned this way, this card gains 1600 ATK. If this card is Special Summoned from the hand: Inflict 800 damage to your opponent. At the end of the Damage Step, if this card battled: You can target up to 3 "Vijam the Cubic Seed" in your Graveyard; send this card to the Graveyard, and if you do, Special Summon them, then you can add 1 "Indiora Doom Volt the Cubic Emperor" from your Deck to your hand.

Spell Continuous

You take no battle damage from attacks involving your "Cubic" monsters. You can only use each of the following effects of "Cubic Dharma" once per turn, during your Main Phase: ● You can send 1 "Cubic" card from your hand to the GY, and if you do, draw 1 card. ● You can banish this card from your GY, then target 1 "Cubic" monster in your GY; add it to your hand.

Spell Continuous

You take no battle damage from attacks involving your "Cubic" monsters. You can only use each of the following effects of "Cubic Dharma" once per turn, during your Main Phase: ● You can send 1 "Cubic" card from your hand to the GY, and if you do, draw 1 card. ● You can banish this card from your GY, then target 1 "Cubic" monster in your GY; add it to your hand.

Spell Continuous

You take no battle damage from attacks involving your "Cubic" monsters. You can only use each of the following effects of "Cubic Dharma" once per turn, during your Main Phase: ● You can send 1 "Cubic" card from your hand to the GY, and if you do, draw 1 card. ● You can banish this card from your GY, then target 1 "Cubic" monster in your GY; add it to your hand.

Spell Continuous

When this card is activated: You can target 1 "Cubic" monster you control, except "Vijam the Cubic Seed"; send any number of "Vijam the Cubic Seed" from your hand and/or Deck to the Graveyard, then that monster gains 800 ATK for each (even if this card leaves the field). During your opponent's turn, if "Vijam the Cubic Seed" is Special Summoned by the effect of a "Cubic" monster: Send this card to the Graveyard, and if you do, halve your opponent's LP. You can banish this card from your Graveyard; add 1 "Cubic" monster from your Deck to your hand.

Spell Continuous

When this card is activated: You can target 1 "Cubic" monster you control, except "Vijam the Cubic Seed"; send any number of "Vijam the Cubic Seed" from your hand and/or Deck to the Graveyard, then that monster gains 800 ATK for each (even if this card leaves the field). During your opponent's turn, if "Vijam the Cubic Seed" is Special Summoned by the effect of a "Cubic" monster: Send this card to the Graveyard, and if you do, halve your opponent's LP. You can banish this card from your Graveyard; add 1 "Cubic" monster from your Deck to your hand.

Spell Continuous

When this card is activated: You can target 1 "Cubic" monster you control, except "Vijam the Cubic Seed"; send any number of "Vijam the Cubic Seed" from your hand and/or Deck to the Graveyard, then that monster gains 800 ATK for each (even if this card leaves the field). During your opponent's turn, if "Vijam the Cubic Seed" is Special Summoned by the effect of a "Cubic" monster: Send this card to the Graveyard, and if you do, halve your opponent's LP. You can banish this card from your Graveyard; add 1 "Cubic" monster from your Deck to your hand.

Spell Normal

Target 1 Set Spell/Trap on the field; destroy it. During your Main Phase, except the turn this card was sent to the GY: You can banish this card from your GY, then target 1 face-up Spell/Trap on the field; destroy it. You can only use this effect of "Galaxy Cyclone" once per turn.

Spell Quick

Target 1 Spell/Trap on the field; destroy that target.

Spell Normal

Destroy as many Spell/Trap Cards you control as possible, then destroy as many Spell/Trap Cards your opponent controls as possible, up to the number of cards destroyed by this effect.

Trap Normal

When an opponent's monster declares an attack: Special Summon 1 "Vijam the Cubic Seed" from your Deck, and if you do, change the attack target to it, and perform damage calculation. If your opponent's LP are at least 2000 higher than yours: You can banish this card from your GY; Special Summon 1 "Vijam the Cubic Seed" from your hand, Deck, or GY, then, if only your opponent controlled a monster when this effect was activated, you can Special Summon up to 2 more "Vijam the Cubic Seed". You can only use this effect of "Cubic Ascension" once per turn.

Trap Normal

When an opponent's monster declares an attack: Special Summon 1 "Vijam the Cubic Seed" from your Deck, and if you do, change the attack target to it, and perform damage calculation. If your opponent's LP are at least 2000 higher than yours: You can banish this card from your GY; Special Summon 1 "Vijam the Cubic Seed" from your hand, Deck, or GY, then, if only your opponent controlled a monster when this effect was activated, you can Special Summon up to 2 more "Vijam the Cubic Seed". You can only use this effect of "Cubic Ascension" once per turn.

Trap Normal

Distribute a number of Cubic Counters on face-up monsters your opponent controls, up to the number of "Cubic" monsters you control. (Monsters with a Cubic Counter cannot attack, also negate their effects.) You can banish this card from your GY, then target 1 "Cubic" monster you control; this turn, each time it destroys a monster by battle that has a Cubic Counter, inflict damage to your opponent equal to the original ATK of that destroyed monster. You can only use each effect of "Cubic Causality" once per turn.

Trap Normal

Distribute a number of Cubic Counters on face-up monsters your opponent controls, up to the number of "Cubic" monsters you control. (Monsters with a Cubic Counter cannot attack, also negate their effects.) You can banish this card from your GY, then target 1 "Cubic" monster you control; this turn, each time it destroys a monster by battle that has a Cubic Counter, inflict damage to your opponent equal to the original ATK of that destroyed monster. You can only use each effect of "Cubic Causality" once per turn.

LIGHT 4

Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by sending 3 "Cubic" monsters you control to the Graveyard, and cannot be Special Summoned by other ways. If Summoned this way, this card gains 3000 ATK. This card can make a second and third attack during each Battle Phase. If this card in your possession is sent to your Graveyard by your opponent's card (by battle or card effect): You can target up to 3 "Cubic" monsters in your Graveyard; Special Summon them, then you can add 1 "Cubic" card from your Deck or Graveyard to your hand.

DARK 10

Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by revealing 3 other "Cubic" cards in your hand with different names, and cannot be Special Summoned by other ways. Unaffected by other monsters' activated effects, whose original ATK is 3000 or less. When this attacking card destroys a monster by battle: You can activate this effect; this card can make a second attack during this Battle Phase. During your End Phase: Each player takes 3000 damage. You can only use this effect of "Crimson Nova the Dark Cubic Lord" once per turn.