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.

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.)

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.

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.

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.

Cubic Dharma

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.

Reasoning

Your opponent declares a monster Level from 1 to 12. Excavate cards from the top of your Deck until you excavate a monster that can be Normal Summoned/Set. If that monster is the same Level as the one declared by your opponent, send all excavated cards to the GY. If not, Special Summon the excavated monster, also send the remaining cards to the GY.

Pot of Extravagance

At the start of your Main Phase 1: Banish 3 or 6 random face-down cards from your Extra Deck, face-down; draw 1 card for every 3 cards banished. For the rest of this turn after this card resolves, you cannot draw cards by card effects.

Monster Gate

Tribute 1 monster; excavate cards from the top of your Deck until you excavate a monster that can be Normal Summoned/Set. Special Summon it, also send the other excavated cards to the Graveyard.

Fusion Conscription

Reveal 1 Fusion Monster in your Extra Deck and add 1 of the Fusion Materials whose name is specifically listed on that card from your Deck or Graveyard to your hand, , and if you do, for the rest of this turn after this card resolves, you cannot Normal Summon/Set or Special Summon monsters with the added monster's name, also your monsters with that name cannot activate their effects. You can only activate 1 "Fusion Conscription" per turn.

Called by the Grave

Target 1 monster in your opponent's GY; banish it, and if you do, monsters with the same original name as that banished monster have their effects negated until the end of the next turn.

Summoner Monk

Spellcaster/Effect

While this card is face-up on the field, it cannot be Tributed. If this card is Normal or Flip Summoned: Change this card to Defense Position. Once per turn: You can discard 1 Spell; Special Summon 1 Level 4 monster from your Deck, but that monster cannot attack 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.

Abyss Dweller

Sea Serpent/Xyz/Effect

2 Level 4 monsters
While this card has an Xyz Material attached that was originally WATER, all WATER monsters you control gain 500 ATK. Once per turn, during either player's turn: You can detach 1 Xyz Material from this card; any card effects that activate in your opponent's Graveyard cannot be activated this turn.

Superdreadnought Rail Cannon Gustav Max

Machine/Xyz/Effect

2 Level 10 monsters
Once per turn: You can detach 1 Xyz Material from this card; inflict 2000 damage to your opponent.

Number 27: Dreadnought Dreadnoid

Machine/Xyz/Effect

2+ Level 4 monsters
If this card destroyed an opponent’s monster by battle, at the end of the Battle Phase: You can Special Summon from your Extra Deck, 1 Rank 10 or higher Machine Xyz Monster by using this card as material. (This is treated as an Xyz Summon. Transfer this card's materials to the Summoned monster.) You can only use this effect of "Number 27: Dreadnought Dreadnoid" once per turn. If this card you control would be destroyed by battle or card effect, you can detach 1 material from it instead.

Gagaga Cowboy

Warrior/Xyz/Effect

2 Level 4 monsters
Once per turn: You can detach 1 Xyz Material from this card; apply this effect, depending on this card's current battle position.
- Attack Position: If this card attacks an opponent's monster this turn, it gains 1000 ATK, also the opponent's monster loses 500 ATK, during the Damage Step only.
- Defense Position: Inflict 800 damage to your opponent.