Mathmech Deck Breakdown

Cards Usage Statistic

Main Deck

SR Rarity
Dotscaper
SR Rarity
Dotscaper
SR Rarity
Dotscaper
EARTH 1
Dotscaper
  • ATK:

  • 0

  • DEF:

  • 2100


If this card is sent to the GY: You can Special Summon this card. If this card is banished: You can Special Summon this card. You can only use 1 "Dotscaper" effect per turn, and only once that turn. You can only use each effect of "Dotscaper" once per Duel.

R Rarity
Firewall Defenser
R Rarity
Firewall Defenser
R Rarity
Firewall Defenser
DARK 4
Firewall Defenser
  • ATK:

  • 1200

  • DEF:

  • 1500


If this card is sent to the GY as material for the Link Summon of a Cyberse monster: You can Special Summon 1 "Firewall" monster from your Deck, except "Firewall Defenser". You cannot Special Summon monsters the turn you activate this effect, except Cyberse monsters. If a "Firewall" monster(s) you control would be destroyed by card effect, you can banish this card from your GY instead. You can only use each effect of "Firewall Defenser" once per turn.

R Rarity
Firewall Guardian
R Rarity
Firewall Guardian
R Rarity
Firewall Guardian
DARK 4
Firewall Guardian
  • ATK:

  • 100

  • DEF:

  • 2000


If this card is sent to the GY as material for the Link Summon of a Cyberse monster: You can Special Summon this card, but banish it when it leaves the field. When an attack is declared involving your Link Monster and an opponent's Link Monster: You can banish this card from your GY; negate that attack, and if you do, until the end of this turn, the original ATK of that opponent's monster becomes 0, also it is unaffected by other card effects, except its own. You can only use each effect of "Firewall Guardian" once per turn.

R Rarity
Gatchiri @Ignister
R Rarity
Gatchiri @Ignister
R Rarity
Gatchiri @Ignister
EARTH 8
Gatchiri @Ignister
  • ATK:

  • 0

  • DEF:

  • 3000


The first time each Cyberse monster you control would be destroyed by a card effect each turn, it is not destroyed. You can only use each of the following effects of "Gatchiri @Ignister" once per turn. ● You can target 1 Cyberse Effect Monster you control; negate its effects, and if you do, Special Summon this card from your hand. ● If this card is sent from the field to your GY: You can target 1 face-up monster you control; that target is unaffected by your opponent's card effects until the end of your opponent's turn.

R Rarity
Mathmech Addition
R Rarity
Mathmech Addition
R Rarity
Mathmech Addition
FIRE 4
Mathmech Addition
  • ATK:

  • 1000

  • DEF:

  • 1000


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.

UR Rarity
Mathmech Circular
UR Rarity
Mathmech Circular
UR Rarity
Mathmech Circular
LIGHT 4
Mathmech Circular
  • ATK:

  • 1500

  • DEF:

  • 1500


You can send 1 "Mathmech" monster, except "Mathmech Circular", from your Deck to your GY; Special Summon this card from your hand, also you can only attack with 1 monster for the rest of this turn. If a "Mathmech" monster is Normal or Special Summoned to your field while you control this monster (except during the Damage Step): You can add 1 "Mathmech" Spell/Trap from your Deck to your hand. You can only use each effect of "Mathmech Circular" once per turn.

N Rarity
Mathmech Multiplication
N Rarity
Mathmech Multiplication
N Rarity
Mathmech Multiplication
EARTH 4
Mathmech Multiplication
  • ATK:

  • 500

  • DEF:

  • 2000


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.

R Rarity
Mathmech Subtraction
R Rarity
Mathmech Subtraction
R Rarity
Mathmech Subtraction
FIRE 4
Mathmech Subtraction
  • ATK:

  • 1000

  • DEF:

  • 1000


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.

UR Rarity
Maxx "C"
UR Rarity
Maxx "C"
UR Rarity
Maxx "C"
EARTH 2
Maxx "C"
  • ATK:

  • 500

  • DEF:

  • 200


During either player's turn: You can send this card from your hand to the Graveyard; this turn, each time your opponent Special Summons a monster(s), immediately draw 1 card. You can only use 1 "Maxx "C"" per turn.

UR Rarity
Nibiru, the Primal Being
UR Rarity
Nibiru, the Primal Being
UR Rarity
Nibiru, the Primal Being
LIGHT 11
Nibiru, the Primal Being
  • ATK:

  • 3000

  • DEF:

  • 600


During the Main Phase, if your opponent Normal or Special Summoned 5 or more monsters this turn (Quick Effect): You can Tribute as many face-up monsters on the field as possible, and if you do, Special Summon this card from your hand, then Special Summon 1 "Primal Being Token" (Rock/LIGHT/Level 11/ATK ?/DEF ?) to your opponent's field. (This Token's ATK/DEF become the combined original ATK/DEF of the Tributed monsters.) You can only use this effect of "Nibiru, the Primal Being" once per turn.

N Rarity
Parallel eXceed
N Rarity
Parallel eXceed
N Rarity
Parallel eXceed
WIND 8
Parallel eXceed
  • ATK:

  • 2000

  • DEF:

  • 2000


If this card is Special Summoned by the effect of "Parallel eXceed", its Level becomes 4 and its original ATK/DEF become halved. You can only use each of the following effects of "Parallel eXceed" once per turn. ● If you Link Summon: You can Special Summon this card from your hand to your zone that Link Monster points to. ● If this card is Normal or Special Summoned: You can Special Summon 1 "Parallel eXceed" from your Deck.

UR Rarity
Ash Blossom & Joyous Spring
UR Rarity
Ash Blossom & Joyous Spring
UR Rarity
Ash Blossom & Joyous Spring
FIRE 3
Ash Blossom & Joyous Spring
  • ATK:

  • 0

  • DEF:

  • 1800


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.

UR Rarity
Effect Veiler
UR Rarity
Effect Veiler
UR Rarity
Effect Veiler
LIGHT 1
Effect Veiler
  • ATK:

  • 0

  • DEF:

  • 0


During your opponent's Main Phase (Quick Effect): You can send this card from your hand to the GY, then target 1 Effect Monster your opponent controls; negate the effects of that face-up monster your opponent controls, until the end of this turn.

R Rarity
Mathmech Diameter
R Rarity
Mathmech Diameter
R Rarity
Mathmech Diameter
LIGHT 4
Mathmech Diameter
  • ATK:

  • 1000

  • DEF:

  • 1500


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.

SR Rarity
Mathmech Sigma
SR Rarity
Mathmech Sigma
SR Rarity
Mathmech Sigma
LIGHT 4
Mathmech Sigma
  • ATK:

  • 1000

  • DEF:

  • 1500


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.

UR Rarity
Called by the Grave
UR Rarity
Called by the Grave
UR Rarity
Called by the Grave
Spell Quick
Called by the Grave

    Target 1 monster in your opponent's GY; banish it, and if you do, until the end of the next turn, its effects are negated, as well as the activated effects and effects on the field of monsters with the same original name.



    Tag(s):

    UR Rarity
    Crossout Designator
    UR Rarity
    Crossout Designator
    UR Rarity
    Crossout Designator
    Spell Quick
    Crossout Designator

      Declare 1 card name; banish 1 of that declared card from your Main Deck, and if you do, negate its effects, as well as the activated effects and effects on the field of cards with the same original name, until the end of this turn. You can only activate 1 "Crossout Designator" per turn.



      Tag(s):

      UR Rarity
      Cynet Mining
      UR Rarity
      Cynet Mining
      UR Rarity
      Cynet Mining
      Spell Normal
      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.

        N Rarity
        Mathmech Equation
        N Rarity
        Mathmech Equation
        N Rarity
        Mathmech Equation
        Spell Normal
        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.

          SR Rarity
          Small World
          SR Rarity
          Small World
          SR Rarity
          Small World
          Spell Normal
          Small World

            Reveal 1 monster in your hand, choose 1 monster from your Deck that has exactly 1 of the same Type, Attribute, Level, ATK or DEF, and banish the revealed monster from your hand face-down. Then add, from the Deck to your hand, 1 monster that has exactly 1 of the same Type, Attribute, Level, ATK or DEF as the monster chosen from your Deck, and banish the card chosen from the Deck face-down. You can only activate 1 "Small World" per turn.

            UR Rarity
            Triple Tactics Talent
            UR Rarity
            Triple Tactics Talent
            UR Rarity
            Triple Tactics Talent
            Spell Normal
            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.



              Tag(s):

              UR Rarity
              Infinite Impermanence
              UR Rarity
              Infinite Impermanence
              UR Rarity
              Infinite Impermanence
              Trap Normal
              Infinite Impermanence

                Target 1 face-up monster your opponent controls; negate its effects (until the end of this turn), then, if this card was Set before activation and is on the field at resolution, for the rest of this turn all other Spell/Trap effects in this column are negated. If you control no cards, you can activate this card from your hand.

                N Rarity
                Mathmech Superfactorial
                N Rarity
                Mathmech Superfactorial
                N Rarity
                Mathmech Superfactorial
                Trap Normal
                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.

                  Extra Deck

                  UR Rarity
                  Cyberse Desavewurm
                  UR Rarity
                  Cyberse Desavewurm
                  UR Rarity
                  Cyberse Desavewurm
                  DARK 6
                  Cyberse Desavewurm
                  • ATK:

                  • 2300

                  • DEF:

                  • 1500


                  1 Cyberse Ritual, Fusion, Synchro, Xyz, or Link Monster + 1 Cyberse monster During your Main Phase: You can Special Summon 1 Cyberse monster from your hand, then you can make this card's Level become the same as that monster. When your opponent activates a Spell/Trap Card or effect, while you control a Link-4 or higher Cyberse monster (Quick Effect): You can banish this card from your field or GY; negate that activation. You can only use each effect of "Cyberse Desavewurm" once per turn.

                  UR Rarity
                  Accesscode Talker
                  UR Rarity
                  Accesscode Talker
                  UR Rarity
                  Accesscode Talker
                  DARK
                  Accesscode Talker
                  • ATK:

                  • 2300

                  • LINK-4

                  Link Arrow:

                  Top

                  Left

                  Right

                  Bottom


                  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".



                  Tag(s):

                  UR Rarity
                  Decode Talker Heatsoul
                  UR Rarity
                  Decode Talker Heatsoul
                  UR Rarity
                  Decode Talker Heatsoul
                  FIRE
                  Decode Talker Heatsoul
                  • ATK:

                  • 2300

                  • LINK-3

                  Link Arrow:

                  Top

                  Bottom-Left

                  Bottom-Right


                  2+ Cyberse monsters with different Attributes Gains 500 ATK for each monster it points to. (Quick Effect): You can pay 1000 LP; draw 1 card, then if your LP are 2000 or less, you can banish this card from the field, and if you do, Special Summon 1 Link-3 or lower Cyberse monster from your Extra Deck, except "Decode Talker Heatsoul". You can only use this effect of "Decode Talker Heatsoul" once per turn.

                  SR Rarity
                  Firewall Dragon Darkfluid - Neo Tempest Terahertz
                  SR Rarity
                  Firewall Dragon Darkfluid - Neo Tempest Terahertz
                  SR Rarity
                  Firewall Dragon Darkfluid - Neo Tempest Terahertz
                  DARK
                  Firewall Dragon Darkfluid - Neo Tempest Terahertz
                  • ATK:

                  • 3000

                  • LINK-5

                  Link Arrow:

                  Top

                  Left

                  Right

                  Bottom-Left

                  Bottom-Right


                  3+ Cyberse monsters Negate any monster effects activated by your opponent during the Battle Phase. (Quick Effect): You can send 1 Cyberse monster from your Deck or Extra Deck to the GY, and if you do, this card gains the Attribute of that monster sent to the GY, also it gains 2500 ATK. You can only use this effect of "Firewall Dragon Darkfluid - Neo Tempest Terahertz" once per turn. This card can attack monsters a number of times each Battle Phase, up to the number of different Attributes it has.

                  SR Rarity
                  G Golem Crystal Heart
                  SR Rarity
                  G Golem Crystal Heart
                  SR Rarity
                  G Golem Crystal Heart
                  WATER
                  G Golem Crystal Heart
                  • ATK:

                  • 0

                  • LINK-2

                  Link Arrow:

                  Left

                  Bottom


                  2 Cyberse monsters You can target 1 EARTH Link Monster in your GY; Special Summon it to your zone this card points to, and if you do, place 1 GG Counter on this card. You can only use this effect of "G Golem Crystal Heart" once per turn. EARTH monsters co-linked to this card gain 600 ATK for each GG Counter on this card, can make a second attack during each Battle Phase, also if they attack a Defense Position monster, inflict piercing battle damage to your opponent.

                  SR Rarity
                  Linguriboh
                  SR Rarity
                  Linguriboh
                  SR Rarity
                  Linguriboh
                  DARK
                  Linguriboh
                  • ATK:

                  • 300

                  • LINK-1

                  Link Arrow:

                  Bottom-Left


                  1 Level 4 or lower Cyberse monster When your opponent activates a Trap Card (Quick Effect): You can Tribute this card; negate that card's effect, and if you do, banish it. If this card is in your GY (Quick Effect): You can Tribute 1 "@Ignister" monster that was Summoned from the Extra Deck; Special Summon this card. You can only use each effect of "Linguriboh" once per turn.

                  UR Rarity
                  Link Decoder
                  UR Rarity
                  Link Decoder
                  UR Rarity
                  Link Decoder
                  DARK
                  Link Decoder
                  • ATK:

                  • 300

                  • LINK-1

                  Link Arrow:

                  Bottom


                  1 Level 4 or lower Cyberse monster If this card is sent to the GY as material for a Cyberse Link Monster with 2300 or more original ATK: You can Special Summon this card, but banish it when it leaves the field. You can only use this effect of "Link Decoder" once per turn.

                  UR Rarity
                  Salamangreat Almiraj
                  UR Rarity
                  Salamangreat Almiraj
                  UR Rarity
                  Salamangreat Almiraj
                  FIRE
                  Salamangreat Almiraj
                  • ATK:

                  • 0

                  • LINK-1

                  Link Arrow:

                  Bottom-Right


                  1 Normal Summoned monster with 1000 or less ATK (Quick Effect): You can Tribute this card, then target 1 monster you control; it cannot be destroyed by your opponent's card effects this turn. When a Normal Summoned monster you control is destroyed by battle, while this card is in your GY: You can Special Summon this card. You can only use this effect of "Salamangreat Almiraj" once per turn.

                  SR Rarity
                  Splash Mage
                  SR Rarity
                  Splash Mage
                  SR Rarity
                  Splash Mage
                  WATER
                  Splash Mage
                  • ATK:

                  • 1100

                  • LINK-2

                  Link Arrow:

                  Top-Right

                  Bottom-Right


                  2 Cyberse monsters You can target 1 Cyberse monster in your GY; Special Summon it in Defense Position, but negate its effects, also you cannot Special Summon monsters for the rest of this turn, except Cyberse monsters. You can only use this effect of "Splash Mage" once per turn.

                  SR Rarity
                  Transcode Talker
                  SR Rarity
                  Transcode Talker
                  SR Rarity
                  Transcode Talker
                  EARTH
                  Transcode Talker
                  • ATK:

                  • 2300

                  • LINK-3

                  Link Arrow:

                  Top

                  Right

                  Bottom


                  2+ Effect Monsters While this card is co-linked, it and its co-linked monsters gain 500 ATK, also your opponent cannot target any of them with card effects. You can target 1 Link-3 or lower Cyberse Link Monster in your GY, except "Transcode Talker"; Special Summon it to your zone this card points to. You cannot Special Summon monsters the turn you activate this effect, except Cyberse monsters. You can only use this effect of "Transcode Talker" once per turn.

                  N Rarity
                  Update Jammer
                  N Rarity
                  Update Jammer
                  N Rarity
                  Update Jammer
                  WIND
                  Update Jammer
                  • ATK:

                  • 2000

                  • LINK-2

                  Link Arrow:

                  Top

                  Left


                  2 Level 2 or higher Cyberse monsters Once per battle, during damage calculation, if your Cyberse monster battles (Quick Effect): You can activate this effect; negate all other card effects on the field until the end of the Damage Step, damage calculation for this battle uses each monster's original ATK/DEF, also if an opponent's monster is destroyed by this battle and sent to the GY, inflict 1000 damage to your opponent. If this card is sent to the GY as Link Material: That Link Monster can make a second attack during each Battle Phase this turn.

                  UR Rarity
                  Enigmaster Packbit
                  UR Rarity
                  Enigmaster Packbit
                  UR Rarity
                  Enigmaster Packbit
                  WATER 8
                  Enigmaster Packbit
                  • ATK:

                  • 2900

                  • DEF:

                  • 2500


                  1 Tuner + 1+ non-Tuner monsters If this card is Synchro Summoned, or sent to the GY: You can target 1 monster in your GY, or 1 face-up monster your opponent controls; discard 1 card, and if you do, place that monster in its owner's Spell & Trap Zone as a face-up Continuous Trap. During either player's turn, if this card is a Continuous Trap: You can Special Summon 1 face-up Monster Card from your Spell & Trap Zone. You can only use each effect of "Enigmaster Packbit" once per turn.

                  UR Rarity
                  Primathmech Alembertian
                  UR Rarity
                  Primathmech Alembertian
                  UR Rarity
                  Primathmech Alembertian
                  EARTH
                  Primathmech Alembertian
                  • ATK:

                  • 2000

                  • DEF:

                  • 0


                  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.

                  SR Rarity
                  Primathmech Laplacian
                  SR Rarity
                  Primathmech Laplacian
                  SR Rarity
                  Primathmech Laplacian
                  EARTH
                  Primathmech Laplacian
                  • ATK:

                  • 2000

                  • DEF:

                  • 0


                  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.

                  Need 26 UR

                  UR Rarity
                  Mathmech Circular3 card
                  UR Rarity
                  Maxx "C"3 card
                  UR Rarity
                  Cyberse Desavewurm1 card
                  UR Rarity
                  Accesscode Talker1 card
                  UR Rarity
                  Decode Talker Heatsoul1 card
                  UR Rarity
                  Firewall Dragon Singularity1 card
                  UR Rarity
                  Link Decoder1 card
                  UR Rarity
                  Enigmaster Packbit1 card
                  UR Rarity
                  Ash Blossom & Joyous Spring3 card
                  UR Rarity
                  Effect Veiler2 card
                  UR Rarity
                  Primathmech Alembertian1 card
                  UR Rarity
                  Called by the Grave2 card
                  UR Rarity
                  Crossout Designator1 card
                  UR Rarity
                  Cynet Mining2 card
                  UR Rarity
                  Infinite Impermanence3 card

                  Main: 40 Extra: 15

                  SR Rarity
                  1 cardDotscaper
                  SR Rarity
                  1 cardDotscaper
                  Dotscaper
                  EARTH 1
                  Dotscaper
                  • ATK:

                  • 0

                  • DEF:

                  • 2100


                  If this card is sent to the GY: You can Special Summon this card. If this card is banished: You can Special Summon this card. You can only use 1 "Dotscaper" effect per turn, and only once that turn. You can only use each effect of "Dotscaper" once per Duel.


                  R Rarity
                  3 cardFirewall Defenser
                  R Rarity
                  3 cardFirewall Defenser
                  Firewall Defenser
                  DARK 4
                  Firewall Defenser
                  • ATK:

                  • 1200

                  • DEF:

                  • 1500


                  If this card is sent to the GY as material for the Link Summon of a Cyberse monster: You can Special Summon 1 "Firewall" monster from your Deck, except "Firewall Defenser". You cannot Special Summon monsters the turn you activate this effect, except Cyberse monsters. If a "Firewall" monster(s) you control would be destroyed by card effect, you can banish this card from your GY instead. You can only use each effect of "Firewall Defenser" once per turn.


                  R Rarity
                  1 cardFirewall Guardian
                  R Rarity
                  1 cardFirewall Guardian
                  Firewall Guardian
                  DARK 4
                  Firewall Guardian
                  • ATK:

                  • 100

                  • DEF:

                  • 2000


                  If this card is sent to the GY as material for the Link Summon of a Cyberse monster: You can Special Summon this card, but banish it when it leaves the field. When an attack is declared involving your Link Monster and an opponent's Link Monster: You can banish this card from your GY; negate that attack, and if you do, until the end of this turn, the original ATK of that opponent's monster becomes 0, also it is unaffected by other card effects, except its own. You can only use each effect of "Firewall Guardian" once per turn.


                  R Rarity
                  1 cardGatchiri @Ignister
                  R Rarity
                  1 cardGatchiri @Ignister
                  Gatchiri @Ignister
                  EARTH 8
                  Gatchiri @Ignister
                  • ATK:

                  • 0

                  • DEF:

                  • 3000


                  The first time each Cyberse monster you control would be destroyed by a card effect each turn, it is not destroyed. You can only use each of the following effects of "Gatchiri @Ignister" once per turn. ● You can target 1 Cyberse Effect Monster you control; negate its effects, and if you do, Special Summon this card from your hand. ● If this card is sent from the field to your GY: You can target 1 face-up monster you control; that target is unaffected by your opponent's card effects until the end of your opponent's turn.


                  R Rarity
                  1 cardMathmech Addition
                  R Rarity
                  1 cardMathmech Addition
                  Mathmech Addition
                  FIRE 4
                  Mathmech Addition
                  • ATK:

                  • 1000

                  • DEF:

                  • 1000


                  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.


                  UR Rarity
                  3 cardMathmech Circular
                  UR Rarity
                  3 cardMathmech Circular
                  Mathmech Circular
                  LIGHT 4
                  Mathmech Circular
                  • ATK:

                  • 1500

                  • DEF:

                  • 1500


                  You can send 1 "Mathmech" monster, except "Mathmech Circular", from your Deck to your GY; Special Summon this card from your hand, also you can only attack with 1 monster for the rest of this turn. If a "Mathmech" monster is Normal or Special Summoned to your field while you control this monster (except during the Damage Step): You can add 1 "Mathmech" Spell/Trap from your Deck to your hand. You can only use each effect of "Mathmech Circular" once per turn.


                  N Rarity
                  1 cardMathmech Multiplication
                  N Rarity
                  1 cardMathmech Multiplication
                  Mathmech Multiplication
                  EARTH 4
                  Mathmech Multiplication
                  • ATK:

                  • 500

                  • DEF:

                  • 2000


                  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.


                  R Rarity
                  1 cardMathmech Subtraction
                  R Rarity
                  1 cardMathmech Subtraction
                  Mathmech Subtraction
                  FIRE 4
                  Mathmech Subtraction
                  • ATK:

                  • 1000

                  • DEF:

                  • 1000


                  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.


                  UR Rarity
                  3 cardMaxx "C"
                  UR Rarity
                  3 cardMaxx "C"
                  Maxx "C"
                  EARTH 2
                  Maxx "C"
                  • ATK:

                  • 500

                  • DEF:

                  • 200


                  During either player's turn: You can send this card from your hand to the Graveyard; this turn, each time your opponent Special Summons a monster(s), immediately draw 1 card. You can only use 1 "Maxx "C"" per turn.


                  SR Rarity
                  3 cardMicro Coder
                  SR Rarity
                  3 cardMicro Coder
                  Micro Coder
                  DARK 1
                  Micro Coder
                  • ATK:

                  • 300

                  • DEF:

                  • 0


                  If a Cyberse monster you control would be used as Link Material for a "Code Talker" monster, this card in your hand can also be used as material. If this card is sent from the hand or field to the GY as material for the Link Summon of a "Code Talker" monster: You can either add 1 "Cynet" Spell/Trap from your Deck to your hand, or, if this card on the field was used as material, you can add 1 Level 4 Cyberse monster instead. You can only use each effect of "Micro Coder" once per turn.


                  N Rarity
                  2 cardParallel eXceed
                  N Rarity
                  2 cardParallel eXceed
                  Parallel eXceed
                  WIND 8
                  Parallel eXceed
                  • ATK:

                  • 2000

                  • DEF:

                  • 2000


                  If this card is Special Summoned by the effect of "Parallel eXceed", its Level becomes 4 and its original ATK/DEF become halved. You can only use each of the following effects of "Parallel eXceed" once per turn. ● If you Link Summon: You can Special Summon this card from your hand to your zone that Link Monster points to. ● If this card is Normal or Special Summoned: You can Special Summon 1 "Parallel eXceed" from your Deck.


                  UR Rarity
                  3 cardAsh Blossom & Joyous Spring
                  UR Rarity
                  3 cardAsh Blossom & Joyous Spring
                  Ash Blossom & Joyous Spring
                  FIRE 3
                  Ash Blossom & Joyous Spring
                  • ATK:

                  • 0

                  • DEF:

                  • 1800


                  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.


                  UR Rarity
                  2 cardEffect Veiler
                  UR Rarity
                  2 cardEffect Veiler
                  Effect Veiler
                  LIGHT 1
                  Effect Veiler
                  • ATK:

                  • 0

                  • DEF:

                  • 0


                  During your opponent's Main Phase (Quick Effect): You can send this card from your hand to the GY, then target 1 Effect Monster your opponent controls; negate the effects of that face-up monster your opponent controls, until the end of this turn.


                  R Rarity
                  1 cardMathmech Diameter
                  R Rarity
                  1 cardMathmech Diameter
                  Mathmech Diameter
                  LIGHT 4
                  Mathmech Diameter
                  • ATK:

                  • 1000

                  • DEF:

                  • 1500


                  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.


                  SR Rarity
                  1 cardMathmech Sigma
                  SR Rarity
                  1 cardMathmech Sigma
                  Mathmech Sigma
                  LIGHT 4
                  Mathmech Sigma
                  • ATK:

                  • 1000

                  • DEF:

                  • 1500


                  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.


                  UR Rarity
                  2 cardCalled by the Grave
                  UR Rarity
                  2 cardCalled by the Grave
                  Called by the Grave
                  Spell Quick
                  Called by the Grave

                    Target 1 monster in your opponent's GY; banish it, and if you do, until the end of the next turn, its effects are negated, as well as the activated effects and effects on the field of monsters with the same original name.




                    Tag(s):

                    UR Rarity
                    1 cardCrossout Designator
                    UR Rarity
                    1 cardCrossout Designator
                    Crossout Designator
                    Spell Quick
                    Crossout Designator

                      Declare 1 card name; banish 1 of that declared card from your Main Deck, and if you do, negate its effects, as well as the activated effects and effects on the field of cards with the same original name, until the end of this turn. You can only activate 1 "Crossout Designator" per turn.




                      Tag(s):

                      SR Rarity
                      1 cardCynet Codec
                      SR Rarity
                      1 cardCynet Codec
                      Cynet Codec
                      Spell Continuous
                      Cynet Codec

                        If a "Code Talker" monster(s) is Special Summoned from the Extra Deck to your field (except during the Damage Step): You can target 1 of those monsters; add 1 Cyberse monster with the same Attribute from your Deck to your hand, 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 cannot add other monsters with that same Attribute to your hand by the effect of "Cynet Codec" this turn, and you can only activate the effect of "Cynet Codec" once per Chain.


                        UR Rarity
                        2 cardCynet Mining
                        UR Rarity
                        2 cardCynet Mining
                        Cynet Mining
                        Spell Normal
                        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.


                          N Rarity
                          1 cardMathmech Equation
                          N Rarity
                          1 cardMathmech Equation
                          Mathmech Equation
                          Spell Normal
                          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.


                            SR Rarity
                            2 cardSmall World
                            SR Rarity
                            2 cardSmall World
                            Small World
                            Spell Normal
                            Small World

                              Reveal 1 monster in your hand, choose 1 monster from your Deck that has exactly 1 of the same Type, Attribute, Level, ATK or DEF, and banish the revealed monster from your hand face-down. Then add, from the Deck to your hand, 1 monster that has exactly 1 of the same Type, Attribute, Level, ATK or DEF as the monster chosen from your Deck, and banish the card chosen from the Deck face-down. You can only activate 1 "Small World" per turn.


                              UR Rarity
                              3 cardInfinite Impermanence
                              UR Rarity
                              3 cardInfinite Impermanence
                              Infinite Impermanence
                              Trap Normal
                              Infinite Impermanence

                                Target 1 face-up monster your opponent controls; negate its effects (until the end of this turn), then, if this card was Set before activation and is on the field at resolution, for the rest of this turn all other Spell/Trap effects in this column are negated. If you control no cards, you can activate this card from your hand.


                                N Rarity
                                1 cardMathmech Superfactorial
                                N Rarity
                                1 cardMathmech Superfactorial
                                Mathmech Superfactorial
                                Trap Normal
                                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.


                                  UR Rarity
                                  1 cardCyberse Desavewurm
                                  UR Rarity
                                  1 cardCyberse Desavewurm
                                  Cyberse Desavewurm
                                  DARK 6
                                  Cyberse Desavewurm
                                  • ATK:

                                  • 2300

                                  • DEF:

                                  • 1500


                                  1 Cyberse Ritual, Fusion, Synchro, Xyz, or Link Monster + 1 Cyberse monster During your Main Phase: You can Special Summon 1 Cyberse monster from your hand, then you can make this card's Level become the same as that monster. When your opponent activates a Spell/Trap Card or effect, while you control a Link-4 or higher Cyberse monster (Quick Effect): You can banish this card from your field or GY; negate that activation. You can only use each effect of "Cyberse Desavewurm" once per turn.


                                  UR Rarity
                                  1 cardAccesscode Talker
                                  UR Rarity
                                  1 cardAccesscode Talker
                                  Accesscode Talker
                                  DARK
                                  Accesscode Talker
                                  • ATK:

                                  • 2300

                                  • LINK-4

                                  Link Arrow:

                                  Top

                                  Left

                                  Right

                                  Bottom


                                  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".




                                  Tag(s):

                                  SR Rarity
                                  1 cardCode Talker Inverted
                                  SR Rarity
                                  1 cardCode Talker Inverted
                                  Code Talker Inverted
                                  LIGHT
                                  Code Talker Inverted
                                  • ATK:

                                  • 1300

                                  • LINK-2

                                  Link Arrow:

                                  Left

                                  Right


                                  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.


                                  UR Rarity
                                  1 cardDecode Talker Heatsoul
                                  UR Rarity
                                  1 cardDecode Talker Heatsoul
                                  Decode Talker Heatsoul
                                  FIRE
                                  Decode Talker Heatsoul
                                  • ATK:

                                  • 2300

                                  • LINK-3

                                  Link Arrow:

                                  Top

                                  Bottom-Left

                                  Bottom-Right


                                  2+ Cyberse monsters with different Attributes Gains 500 ATK for each monster it points to. (Quick Effect): You can pay 1000 LP; draw 1 card, then if your LP are 2000 or less, you can banish this card from the field, and if you do, Special Summon 1 Link-3 or lower Cyberse monster from your Extra Deck, except "Decode Talker Heatsoul". You can only use this effect of "Decode Talker Heatsoul" once per turn.


                                  SR Rarity
                                  1 cardFirewall Dragon Darkfluid - Neo Tempest Terahertz
                                  SR Rarity
                                  1 cardFirewall Dragon Darkfluid - Neo Tempest Terahertz
                                  Firewall Dragon Darkfluid - Neo Tempest Terahertz
                                  DARK
                                  Firewall Dragon Darkfluid - Neo Tempest Terahertz
                                  • ATK:

                                  • 3000

                                  • LINK-5

                                  Link Arrow:

                                  Top

                                  Left

                                  Right

                                  Bottom-Left

                                  Bottom-Right


                                  3+ Cyberse monsters Negate any monster effects activated by your opponent during the Battle Phase. (Quick Effect): You can send 1 Cyberse monster from your Deck or Extra Deck to the GY, and if you do, this card gains the Attribute of that monster sent to the GY, also it gains 2500 ATK. You can only use this effect of "Firewall Dragon Darkfluid - Neo Tempest Terahertz" once per turn. This card can attack monsters a number of times each Battle Phase, up to the number of different Attributes it has.


                                  UR Rarity
                                  1 cardFirewall Dragon Singularity
                                  UR Rarity
                                  1 cardFirewall Dragon Singularity
                                  Firewall Dragon Singularity
                                  DARK
                                  Firewall Dragon Singularity
                                  • ATK:

                                  • 3500

                                  • LINK-6

                                  Link Arrow:

                                  Top-Left

                                  Top

                                  Top-Right

                                  Left

                                  Right

                                  Bottom


                                  3+ Effect Monsters (Quick Effect): You can target cards your opponent controls or in their GY up to the number of different card types (Ritual, Fusion, Synchro, Xyz) you control and in your GY; return them to the hand, also this card gains 500 ATK for each returned card. If a monster this card points to is destroyed by battle, or sent to the GY: You can target 1 Cyberse monster in your GY; Special Summon it. You can only use each effect of "Firewall Dragon Singularity" once per turn.


                                  SR Rarity
                                  1 cardG Golem Crystal Heart
                                  SR Rarity
                                  1 cardG Golem Crystal Heart
                                  G Golem Crystal Heart
                                  WATER
                                  G Golem Crystal Heart
                                  • ATK:

                                  • 0

                                  • LINK-2

                                  Link Arrow:

                                  Left

                                  Bottom


                                  2 Cyberse monsters You can target 1 EARTH Link Monster in your GY; Special Summon it to your zone this card points to, and if you do, place 1 GG Counter on this card. You can only use this effect of "G Golem Crystal Heart" once per turn. EARTH monsters co-linked to this card gain 600 ATK for each GG Counter on this card, can make a second attack during each Battle Phase, also if they attack a Defense Position monster, inflict piercing battle damage to your opponent.


                                  SR Rarity
                                  1 cardLinguriboh
                                  SR Rarity
                                  1 cardLinguriboh
                                  Linguriboh
                                  DARK
                                  Linguriboh
                                  • ATK:

                                  • 300

                                  • LINK-1

                                  Link Arrow:

                                  Bottom-Left


                                  1 Level 4 or lower Cyberse monster When your opponent activates a Trap Card (Quick Effect): You can Tribute this card; negate that card's effect, and if you do, banish it. If this card is in your GY (Quick Effect): You can Tribute 1 "@Ignister" monster that was Summoned from the Extra Deck; Special Summon this card. You can only use each effect of "Linguriboh" once per turn.


                                  UR Rarity
                                  1 cardLink Decoder
                                  UR Rarity
                                  1 cardLink Decoder
                                  Link Decoder
                                  DARK
                                  Link Decoder
                                  • ATK:

                                  • 300

                                  • LINK-1

                                  Link Arrow:

                                  Bottom


                                  1 Level 4 or lower Cyberse monster If this card is sent to the GY as material for a Cyberse Link Monster with 2300 or more original ATK: You can Special Summon this card, but banish it when it leaves the field. You can only use this effect of "Link Decoder" once per turn.


                                  SR Rarity
                                  1 cardSplash Mage
                                  SR Rarity
                                  1 cardSplash Mage
                                  Splash Mage
                                  WATER
                                  Splash Mage
                                  • ATK:

                                  • 1100

                                  • LINK-2

                                  Link Arrow:

                                  Top-Right

                                  Bottom-Right


                                  2 Cyberse monsters You can target 1 Cyberse monster in your GY; Special Summon it in Defense Position, but negate its effects, also you cannot Special Summon monsters for the rest of this turn, except Cyberse monsters. You can only use this effect of "Splash Mage" once per turn.


                                  SR Rarity
                                  1 cardTranscode Talker
                                  SR Rarity
                                  1 cardTranscode Talker
                                  Transcode Talker
                                  EARTH
                                  Transcode Talker
                                  • ATK:

                                  • 2300

                                  • LINK-3

                                  Link Arrow:

                                  Top

                                  Right

                                  Bottom


                                  2+ Effect Monsters While this card is co-linked, it and its co-linked monsters gain 500 ATK, also your opponent cannot target any of them with card effects. You can target 1 Link-3 or lower Cyberse Link Monster in your GY, except "Transcode Talker"; Special Summon it to your zone this card points to. You cannot Special Summon monsters the turn you activate this effect, except Cyberse monsters. You can only use this effect of "Transcode Talker" once per turn.


                                  UR Rarity
                                  1 cardEnigmaster Packbit
                                  UR Rarity
                                  1 cardEnigmaster Packbit
                                  Enigmaster Packbit
                                  WATER 8
                                  Enigmaster Packbit
                                  • ATK:

                                  • 2900

                                  • DEF:

                                  • 2500


                                  1 Tuner + 1+ non-Tuner monsters If this card is Synchro Summoned, or sent to the GY: You can target 1 monster in your GY, or 1 face-up monster your opponent controls; discard 1 card, and if you do, place that monster in its owner's Spell & Trap Zone as a face-up Continuous Trap. During either player's turn, if this card is a Continuous Trap: You can Special Summon 1 face-up Monster Card from your Spell & Trap Zone. You can only use each effect of "Enigmaster Packbit" once per turn.


                                  SR Rarity
                                  1 cardMereologic Aggregator
                                  SR Rarity
                                  1 cardMereologic Aggregator
                                  Mereologic Aggregator
                                  DARK
                                  Mereologic Aggregator
                                  • ATK:

                                  • 2600

                                  • DEF:

                                  • 3000


                                  2+ Level 9 monsters If this card is Xyz Summoned: You can send 1 monster from your Extra Deck to the GY. You can target monsters in your GY, up to the number of materials this card has; detach materials from this card equal to the number of those targets in the GY, and if you do, attach those targets to this card as material. If this card is sent to the GY: You can target 1 face-up card on the field; negate its effects until the end of this turn. You can only use each effect of "Mereologic Aggregator" once per turn.


                                  UR Rarity
                                  1 cardPrimathmech Alembertian
                                  UR Rarity
                                  1 cardPrimathmech Alembertian
                                  Primathmech Alembertian
                                  EARTH
                                  Primathmech Alembertian
                                  • ATK:

                                  • 2000

                                  • DEF:

                                  • 0


                                  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.


                                  SR Rarity
                                  1 cardPrimathmech Laplacian
                                  SR Rarity
                                  1 cardPrimathmech Laplacian
                                  Primathmech Laplacian
                                  EARTH
                                  Primathmech Laplacian
                                  • ATK:

                                  • 2000

                                  • DEF:

                                  • 0


                                  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.



                                  MATHMECH Decks in MASTER DUEL