Blade Garoodia the Cubic Beast

/Effect

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 2000 ATK. This card can make a second attack during each Battle Phase. When this card destroys a monster by battle: 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 "Buster Gundil the Cubic Behemoth" from your Deck to your hand.

Buster Gundil the Cubic Behemoth

/Effect

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.

Crimson Nova the Dark Cubic Lord

Fiend/Effect

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.

Dark Garnex the Cubic Beast

/Effect

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 1000 ATK. When this card destroys a monster by battle: 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 "Blade Garoodia the Cubic Beast" from your Deck to your hand.

Deep Diver

Aqua/Effect

At the end of the Battle Phase, if this card was destroyed by battle and sent to the Graveyard: Choose 1 Monster Card from your Deck and place it on top of your Deck.

Duza the Meteor Cubic Vessel

Machine/Effect

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.

Geira Guile the Cubic King

Fairy/Effect

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.

Indiora Doom Volt the Cubic Emperor

Fairy/Effect

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 2400 ATK. If this card is Special Summoned from the hand: Inflict 800 damage to your opponent. 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.

Vijam the Cubic Seed

Fiend/Effect

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.

Vulcan Dragni the Cubic King

Fairy/Effect

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.

Cubic Karma

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.

Cubic Wave

Target 1 "Cubic" monster you control and 1 face-up monster your opponent controls; the ATK of that monster you control becomes double its current ATK, and if it does, the ATK of that monster your opponent controls become half its current ATK. You can banish this card and any number of "Cubic" monsters from your Graveyard, then target face-up monsters your opponent controls equal to the number of those banished "Cubic" monsters; place 1 Cubic Counter on each of them. (Monsters with a Cubic Counter cannot attack, also negate their effects.)

De-Fusion

Target 1 Fusion Monster on the field; return that target to the Extra Deck, then, if all the Fusion Materials that were used for its Fusion Summon are in your Graveyard, you can Special Summon all of them.

Moon Mirror Shield

If the equipped monster battles your opponent's monster, during damage calculation: The equipped monster's ATK/DEF become equal to the ATK or DEF (whichever is higher) of the opponent's battling monster +100, during damage calculation only. If this face-up card is sent from the field to the GY: Pay 500 LP; place this card on either the top or bottom of your Deck.

Rush Recklessly

Target face-up monster gains 700 ATK until the end of this turn.

Cubic Mandala

If you control a "Cubic" monster: Activate this card by targeting any number of monsters that are in your opponent's Graveyard because they were destroyed and sent there this turn; Special Summon them to your opponent's field, but each becomes ATK 0 and has 1 Cubic Counter placed on it. (Monsters with a Cubic Counter cannot attack, also negate their effects.) While your opponent controls any of the monsters Summoned by this effect, negate any monster effects your opponent activates. When the last of these monsters leaves the field, destroy this card.

Cubic Rebirth

When an opponent's monster declares a direct attack: Target the attacking monster; your opponent Special Summons, in Attack Position, as many monsters as possible from their hand, Deck, and/or Graveyard with the same name as that monster, also, the ATK of the targeted monster and those Special Summoned monster(s) become 0 and place 1 Cubic Counter on each. (Monsters with a Cubic Counter cannot attack, also negate their effects.) Also, after that, if any Cubic Counters were placed by this effect, Special Summon 1 Level 4 or lower "Cubic" monster from your hand, ignoring its Summoning conditions.

Drowning Mirror Force

When an opponent's monster declares a direct attack: Shuffle all your opponent's Attack Position monsters into the Deck.

Unification of the Cubic Lords

Fusion Summon 1 "Cubic" Fusion Monster from your Extra Deck, using monsters from your hand or field as Fusion Materials. If a face-up "Cubic" monster is destroyed by battle or leaves the field: You can banish this card from your Graveyard; Special Summon 1 Level 4 or lower "Cubic" monster from your hand or Deck, ignoring its Summoning conditions, and if you do, it cannot be destroyed by battle or card effects this turn.

Crimson Nova Trinity the Dark Cubic Lord

Fiend/Fusion/Effect

3 x "Crimson Nova the Dark Cubic Lord"
Must be Fusion Summoned with the above Fusion Materials and cannot be Special Summoned by other ways. Cannot be targeted, or destroyed by, your opponent's card effects. When this card declares an attack: Halve your opponent's LP. When this card destroys a monster by battle: You can activate this effect; this card can make a second attack during this Battle Phase. If you take effect damage: Inflict damage to your opponent equal to the damage you took.