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 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 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.

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 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 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 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 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.

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.

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.

Tin Goldfish

Machine/Effect

When this card is Normal Summoned: You can Special Summon 1 Level 4 monster from your hand.

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.

RAM Clouder

Cyberse/Effect

You can Tribute 1 monster, then target 1 Cyberse monster in your GY; Special Summon it. You can only use this effect of "RAM Clouder" once per turn.

Reborn Tengu

Beast-Warrior/Effect

If this face-up card leaves the field, Special Summon 1 "Reborn Tengu" from your Deck.

Cynet Optimization

If your "Code Talker" monster battles, your opponent cannot activate cards or effects until the end of the Damage Step. During your Main Phase, you can: Immediately after this effect resolves, Normal Summon 1 Cyberse monster, also you cannot Special Summon monsters from the Extra Deck for the rest of this turn, except Cyberse monsters (even if this card leaves the field). You can only use this effect of "Cynet Optimization" once 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.

Soul Charge

Target any number of monsters in your GY; Special Summon them, and if you do, you lose 1000 LP for each monster Special Summoned by this effect. You cannot conduct your Battle Phase the turn you activate this card. You can only activate 1 "Soul Charge" per turn.

Foolish Burial

Send 1 monster from your Deck to the Graveyard.

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.

PSY-Framelord Omega

Psychic/Synchro/Effect

1 Tuner + 1+ non-Tuner monsters
Once per turn, during the Main Phase (Quick Effect): You can banish both this face-up card from the field and 1 random card from your opponent's hand, face-up, until your next Standby Phase. Once per turn, during your opponent's Standby Phase: You can target 1 banished card; return it to the GY. If this card is in your GY: You can target 1 other card in the GY; shuffle both that card and this card from the GY into the Deck.

Hot Red Dragon Archfiend

Dragon/Synchro/Effect

1 Tuner + 1 or more non-Tuner monsters
Once per turn, during your Main Phase 1: You can destroy all other face-up Attack Position monsters on the field. Monsters other than this card cannot attack the turn you activate this effect.

Beelze of the Diabolic Dragons

Dragon/Synchro/Effect

1 DARK Tuner + 1 or more non-Tuner monsters
Cannot be destroyed by battle or by card effects. When you take damage from an attack involving this card, or from an opponent's card effect: This card gains ATK 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.

Number 41: Bagooska the Terribly Tired Tapir

Fiend/Xyz/Effect

2 Level 4 monsters
Once per turn, during your Standby Phase, detach 1 material from this card. If you cannot, destroy it. This Attack Position card cannot be destroyed by your opponent's card effects. Your opponent cannot target this Attack Position card with card effects. While this card is in face-up Defense Position, change all face-up monsters on the field to Defense Position, also negate the activated effects of monsters that were in Defense Position when that effect was activated.

Elphase

Cyberse/Link/Effect

2 Level 3 or higher Cyberse monsters
Gains 300 ATK for each monster this card points to. If this Link Summoned card leaves the field: You can target 1 Level 4 or lower Cyberse monster in your GY; Special Summon it, but for the rest of this turn, its effects (if any) are negated and it cannot be used as Link Material. You can only use this effect of "Elphase" once per turn.

Borrelsword Dragon

Dragon/Link/Effect

3+ Effect Monsters
Cannot be destroyed by battle. Once per turn (Quick Effect): You can target 1 Attack Position monster; change it to Defense Position, and if you do, this card can make a second attack during each Battle Phase this turn. Your opponent cannot activate cards or effects in response to this effect's activation. Once per turn, when this card declares an attack on a face-up monster: You can make this card gain ATK equal to half that monster's ATK, and if you do, that monster's ATK becomes half its current ATK. These changes last until the end of this turn.

Code Talker Inverted

Cyberse/Link/Effect

2 Cyberse monsters
If this card is Link Summoned: You can Special Summon 1 Cyberse monster from your hand to your zone this card points to. You can only use this effect of "Code Talker Inverted" once per turn.