Balancer Lord

Cyberse/Effect

Once per turn: You can pay 1000 LP; during your Main Phase this turn, you can Normal Summon 1 Cyberse monster, in addition to your Normal Summon/Set. (You can only gain this effect once per turn.) If this card is banished: You can Special Summon 1 Level 4 or lower monster from your hand. You can only use this effect of "Balancer Lord" once per turn.

Mathmech Division

Cyberse/Effect

You can Tribute 1 Cyberse monster you control in the Extra Monster Zone; Special Summon up to 1 Level 4 Cyberse monster each from your hand and GY. If this card is sent to the GY: You can target 1 face-up monster on the field; its ATK becomes halved until the end of this turn. You can only use each effect of "Mathmech Division" once per turn.

Mathmech Diameter

Cyberse/Tuner/Effect

When this card is Normal Summoned: You can target 1 Level 4 Cyberse monster in your GY; Special Summon it, but it cannot activate its effects. A "Mathmech" monster that was Synchro or Xyz Summoned using this card on the field as material gains the following effect.
• Once per turn, during the turn this card was Special Summoned, when your opponent activates a card or effect (Quick Effect): You can negate that effect.
You can only use each effect of "Mathmech Diameter" once per turn.

Mathmech Sigma

Cyberse/Tuner/Effect

If you control no monsters in the Extra Monster Zone, while this card is in your hand or GY: You can Special Summon this card, but banish it when it leaves the field, also you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Cyberse monsters. You can only use this effect of "Mathmech Sigma" once per turn. If this card you control is used as Synchro Material for a "Mathmech" monster, you can treat it as a non-Tuner.

Mathmech Nabla

Cyberse/Tuner/Effect

You can Tribute 1 Cyberse monster; Special Summon 1 "Mathmech" monster from your Deck. If this card is sent to the GY: You can target 1 Cyberse monster you control in the Extra Monster Zone; it can make up to 2 attacks on monsters during each Battle Phase this turn. You can only use each effect of "Mathmech Nabla" once per turn.

Mathmech Subtraction

Cyberse/Effect

You can target 1 face-up monster on the field; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Cyberse monsters, also Special Summon this card from your hand (but it cannot attack this turn), and if you do, the targeted monster loses 1000 ATK until the end of this turn. You can only use this effect of "Mathmech Subtraction" once per turn.

Mathmech Addition

Cyberse/Effect

You can target 1 face-up monster on the field; you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Cyberse monsters, also Special Summon this card from your hand (but it cannot attack this turn), and if you do, the targeted monster gains 1000 ATK until the end of this turn. You can only use this effect of "Mathmech Addition" once per turn.

Mathmech Multiplication

Cyberse/Effect

You can target 1 Level 4 Cyberse monster you control; its Level becomes 8 until the end of this turn. If this card is sent to the GY: You can target 1 Cyberse monster you control in the Extra Monster Zone; its ATK becomes doubled until the end of this turn. You can only use each effect of "Mathmech Multiplication" once per turn.

Ash Blossom & Joyous Spring

Zombie/Tuner/Effect

When a card or effect is activated that includes any of these effects (Quick Effect): You can discard this card; negate that effect.
• Add a card from the Deck to the hand.
• Special Summon from the Deck.
• Send a card from the Deck to the GY.
You can only use this effect of "Ash Blossom & Joyous Spring" once per turn.

Mathmech Equation

Target 1 "Mathmech" monster in your GY; Special Summon it, and if you do, it gains 1000 ATK until the end of this turn. You can only activate 1 "Mathmech Equation" per turn.

Triple Tactics Talent

If your opponent has activated a monster effect during your Main Phase this turn: Activate 1 of these effects;
• Draw 2 cards.
• Take control of 1 monster your opponent controls until the End Phase.
• Look at your opponent's hand, and choose 1 card from it to shuffle into the Deck.
You can only activate 1 "Triple Tactics Talent" per turn.

Cynet Mining

Send 1 card from your hand to the GY; add 1 Level 4 or lower Cyberse monster from your Deck to your hand. You can only activate 1 "Cynet Mining" per turn.

Foolish Burial

Send 1 monster from your Deck to the Graveyard.

One-Time Passcode

Special Summon 1 "Security Token" (Cyberse/LIGHT/Level 4/ATK 2000/DEF 2000) in Defense Position. You can only activate 1 "One-Time Passcode" 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.

Mathmech Billionblade Nayuta

Equip only to a Cyberse monster. If the equipped monster battles an opponent's monster, during damage calculation: You can send 1 "Mathmech" monster from your Deck to the GY; the equipped monster gains ATK equal to the sent monster's ATK, until the end of this turn (even if this card leaves the field). If this card is sent from the Spell & Trap Zone to the GY: You can target 1 "Mathmech" card in your GY, except "Mathmech Billionblade Nayuta"; add it to your hand. You can only use each effect of "Mathmech Billionblade Nayuta" once per turn.

Mathmech Superfactorial

Target up to 3 "Mathmech" monsters in your GY with different names, then activate 1 of these effects;
• Special Summon them, but their effects are negated, then, immediately after this effect resolves, Synchro Summon 1 "Mathmech" Synchro Monster using only those monsters, and shuffle the materials into the Deck instead of sending them to the GY.
• Special Summon them, but their effects are negated, then, immediately after this effect resolves, Xyz Summon 1 "Mathmech" Xyz Monster using only those monsters.
You can only activate 1 "Mathmech Superfactorial" per turn.

Mathmech Induction

All Cyberse monsters you control gain 500 ATK. If you control a "Mathmech" monster: You can send this face-up card from the field to the GY, then target 1 card your opponent controls; destroy it. You can only use this effect of "Mathmech Induction" once per turn.

Geomathmech Final Sigma

Cyberse/Synchro/Effect

1 Tuner + 1+ non-Tuner monsters
Unaffected by card effects, except "Mathmech" cards, while in the Extra Monster Zone. If this card in the Extra Monster Zone battles an opponent's monster, any battle damage it inflicts to your opponent is doubled. If this card is destroyed by battle, or if this card in its owner's possession is destroyed by an opponent's card effect: You can add 1 "Mathmech" card from your Deck to your hand. You can only use this effect of "Geomathmech Final Sigma" once per turn.

Geomathmech Magma

Cyberse/Synchro/Tuner/Effect

1 Tuner + 1+ non-Tuner monsters
When this card destroys a monster by battle: You can target up to 2 cards your opponent controls; destroy them. If this card is destroyed by battle, or if this card in its owner's possession is destroyed by an opponent's card effect: You can add 1 "Mathmech" Spell/Trap from your Deck to your hand. You can only use each effect of "Geomathmech Magma" once per turn.

Primathmech Alembertian

Cyberse/Xyz/Effect

2+ Level 4 monsters
You can Tribute 1 monster; Special Summon 1 Level 4 "Mathmech" monster from your hand or GY. If this card is Xyz Summoned: You can detach 2 to 4 materials from this card, then activate the appropriate effect;
• 2: Add 1 "Mathmech" card from your Deck to your hand.
• 3: Add 1 Level 4 monster from your Deck to your hand.
• 4: Add 1 Spell/Trap from your Deck to your hand.
You can only use each effect of "Primathmech Alembertian" once per turn.

Primathmech Laplacian

Cyberse/Xyz/Effect

3 Level 4 monsters
If a "Mathmech" card(s) you control would be destroyed by card effect, you can detach 1 material from this card instead. If this card is Xyz Summoned: You can detach up to 3 materials from it, then choose that many effects (you cannot choose the same effect twice, and you resolve them in the listed order, skipping any that were not chosen);
• Send 1 random card from your opponent's hand to the GY.
• Send 1 monster your opponent controls to the GY.
• Send 1 Spell/Trap your opponent controls to the GY.
You can only use this effect of "Primathmech Laplacian" once per turn.

Evilswarm Exciton Knight

Fiend/Xyz/Effect

2 Level 4 monsters
Once per chain, during your Main Phase or your opponent's Battle Phase, if your opponent has more total cards in their hand and field than you do (Quick Effect): You can detach 1 material from this card; destroy all other cards on the field, also your opponent takes no further damage this turn.

Accesscode Talker

Cyberse/Link/Effect

2+ Effect Monsters
Your opponent cannot activate cards or effects in response to this card's effect activations. If this card is Link Summoned: You can target 1 Link Monster that was used as material for its Link Summon; this card gains ATK equal to that monster's Link Rating x 1000. You can banish 1 Link Monster from your field or GY; destroy 1 card your opponent controls, also for the rest of this turn, you cannot banish monsters with that same Attribute to activate this effect of "Accesscode Talker".

Topologic Zeroboros

Cyberse/Link/Effect

2+ Effect Monsters
You cannot Summon/Set monsters to any Extra Monster Zone this card points to. Gains 200 ATK for each banished card. If another monster is Special Summoned to a zone a Link Monster points to, while this monster is on the field: Banish all cards on the field. Once per turn, during the Standby Phase of your next turn after this card was banished by its own effect: Special Summon this banished card.

Knightmare Unicorn

Fiend/Link/Effect

2+ monsters with different names
If this card is Link Summoned: You can discard 1 card, then target 1 card on the field; shuffle it into the Deck, 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 Unicorn" once per turn. While a co-linked "Knightmare" monster(s) is on the field, draw cards equal to the number of those monsters with different names instead of 1 for your normal draw during your Draw Phase.

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.

Link Devotee

Cyberse/Link/Effect

1 Level 4 or lower Cyberse monster
If this card is Special Summoned: You cannot Link Summon Link-3 or higher Link Monster during this turn. If this co-linked card is Tributed: You can Special Summon 2 “Link Tokens” (Cyberse/LIGHT/Level 1/ATK 0/DEF 0). You can only use this effect of "Link Devotee" once per turn.