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.

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.)

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.

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.

Cosmic Cyclone

Pay 1000 LP, then target 1 Spell/Trap on the field; banish it.

Mystical Space Typhoon

Destroy 1 Spell or Trap Card on the field.

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.

Monster Reborn

Special Summon 1 monster from either player's Graveyard to your side of the field.

Eater of Millions

Fiend/Effect

Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by banishing 5 or more cards from your hand, field and/or Extra Deck, face-down, and cannot be Special Summoned by other ways. This card gains 100 ATK and DEF for each face-down banished card. This face-up card on the field cannot be Tributed, nor used as Material for a Fusion, Synchro, or Xyz Summon. Once per turn, at the start of the Damage Step, if this card battles an opponent's monster: You can banish that opponent's monster, face-down.

Foolish Burial Goods

Send 1 Spell/Trap from your Deck to the GY. You can only activate 1 "Foolish Burial Goods" per 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.

Decode Talker

Cyberse/Link/Effect

2+ Effect Monsters
Gains 500 ATK for each monster it points to. When your opponent activates a card or effect that targets a card(s) you control (Quick Effect): You can Tribute 1 monster this card points to; negate the activation, and if you do, destroy that card.

Linkuriboh

Cyberse/Link/Effect

1 Level 1 Monster
When an opponent's monster declares an attack: You can Tribute this card; change that opponent's monster's ATK to 0, until the end of this turn. If this card is in your GY (Quick Effect): You can Tribute 1 Level 1 monster; Special Summon this card. You can only use this effect of "Linkuriboh" once per turn.

Steelswarm Roach

Fiend/Xyz/Effect

2 Level 4 monsters
When a Level 5 or higher monster would be Special Summoned: You can detach 1 Xyz Material from this card; negate the Special Summon and destroy it.

Heroic Champion - Excalibur

Warrior/Xyz/Effect

2 Level 4 Warrior-Type monsters // Once per turn: You can detach 2 Xyz Materials from this card; this card's ATK becomes double its original ATK until your opponent's next End Phase.

Photon Papilloperative

Warrior/Xyz/Effect

2 Level 4 monsters // Once per turn: You can detach 1 Xyz Material from this card to target 1 Defense Position monster on the field; change it to face-up Attack Position, and if you do, it loses 600 ATK.

Number 101: Silent Honor ARK

Aqua/Xyz/Effect

2 Level 4 monsters
You can detach 2 Xyz Materials from this card, then target 1 Special Summoned monster your opponent controls in face-up Attack Position; attach it to this card as a face-up Xyz Material. You can only use this effect of "Number 101: Silent Honor ARK" once per turn. If this face-up card would be destroyed, you can detach 1 Xyz Material from this card instead.

Number 39: Utopia

Warrior/Xyz/Effect

2 Level 4 monsters // When any player's monster declares an attack: You can detach 1 Xyz Material from this card; negate the attack. When this card is targeted for an attack, while it has no Xyz Materials: Destroy this card.

Number S39: Utopia Prime

Warrior/Xyz/Effect

3 Level 4 LIGHT monsters
You can also Xyz Summon this card by using a "Number 39: Utopia" you control as the Xyz Material. (Xyz Materials attached to that monster also become Xyz Materials on this card.) If your opponent's LP is at least 3000 higher than yours: You can detach 3 Xyz Materials from this card and pay LP so that you only have 10 left; destroy as many Special Summoned monsters your opponent controls as possible, and if you do, banish them, then inflict 300 damage to your opponent for each monster banished.

Number S39: Utopia the Lightning

Warrior/Xyz/Effect

3 Level 5 LIGHT monsters
You can also Xyz Summon this card by using a Rank 4 "Utopia" monster you control as the Xyz Material. (Xyz Materials attached to that monster also become Xyz Materials on this card.) Cannot be used as an Xyz Material for an Xyz Summon. If this card battles, your opponent cannot activate cards or effects until the end of the Damage Step. Once per Chain, during damage calculation in either player's turn, if this card battles an opponent's monster while this card has a "Utopia" Xyz Monster as Xyz Material: You can detach 2 Xyz Materials from this card; this card's ATK becomes 5000 during that damage calculation only.

Proxy Dragon

Cyberse/Link/Effect

2 monsters
If a card(s) you control would be destroyed by battle or card effect, you can destroy 1 of your monsters this card points to, instead.

Knightmare Phoenix

Fiend/Link/Effect

2 monsters with different names
If this card is Link Summoned: You can discard 1 card, then target 1 Spell/Trap your opponent controls; destroy it, then, if this card was co-linked when this effect was activated, you can draw 1 card. You can only use this effect of "Knightmare Phoenix" once per turn. Co-linked monsters you control cannot be destroyed by battle.

Knightmare Cerberus

Fiend/Link/Effect

2 monsters with different names
If this card is Link Summoned: You can discard 1 card, then target 1 Special Summoned monster in your opponent's Main Monster Zone; destroy it, then if this card was co-linked when this effect was activated, you can draw 1 card. You can only use this effect of "Knightmare Cerberus" once per turn. Your co-linked monsters cannot be destroyed by card effects.