Firewall Mathmech
TCG · Mathmech · Tournament Meta Decks · 2023-08-30 · Source
Featured card
Primathmech Laplacian
One of the most-played Mathmech cards this deck runs.
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- 3 copies of PSY-Framegear Gamma, which is Limited (at most 1)
- 3 copies of Droll & Lock Bird, which is Limited (at most 1)
- 3 copies of Ash Blossom & Joyous Spring, which is Semi-Limited (at most 2)
- PSY-Framelord Omega is Forbidden
- Splash Mage is Forbidden
- Called by the Grave is Forbidden
Checked against the OCG Forbidden & Limited list as of 8 November 2026, with the sizes and copy limits of a TCG deck.
Not checked: the TCG card pool (a card released only in the OCG).
Buy this deck — all 46 cards74 copies · about $74.19, main, extra and side deck
Main Deck
44 cards
Ash Blossom & Joyous Spring, copy 1 of 3. Semi-Limited on the OCG Forbidden & Limited list — this deck holds more than the 2 allowed- Ash Blossom & Joyous Spring, copy 2 of 3. Semi-Limited on the OCG Forbidden & Limited list — this deck holds more than the 2 allowed
- Ash Blossom & Joyous Spring, copy 3 of 3. Semi-Limited on the OCG Forbidden & Limited list — this deck holds more than the 2 allowed
Droll & Lock Bird, copy 1 of 3. Limited on the OCG Forbidden & Limited list — this deck holds more than the 1 allowed- Droll & Lock Bird, copy 2 of 3. Limited on the OCG Forbidden & Limited list — this deck holds more than the 1 allowed
- Droll & Lock Bird, copy 3 of 3. Limited on the OCG Forbidden & Limited list — this deck holds more than the 1 allowed
Effect Veiler
Firewall Defenser, copy 1 of 3- Firewall Defenser, copy 2 of 3
- Firewall Defenser, copy 3 of 3
Firewall Guardian
Ghost Mourner & Moonlit Chill
Ghost Ogre & Snow Rabbit
Kurikara Divincarnate
Mathmech Addition
Mathmech Circular, copy 1 of 3- Mathmech Circular, copy 2 of 3
- Mathmech Circular, copy 3 of 3
Mathmech Diameter, copy 1 of 2- Mathmech Diameter, copy 2 of 2
Mathmech Nabla
Mathmech Sigma, copy 1 of 2- Mathmech Sigma, copy 2 of 2
Mathmech Subtraction
Nibiru, the Primal Being, copy 1 of 2- Nibiru, the Primal Being, copy 2 of 2
Parallel eXceed, copy 1 of 3- Parallel eXceed, copy 2 of 3
- Parallel eXceed, copy 3 of 3
PSY-Frame Driver
PSY-Framegear Gamma, copy 1 of 3. Limited on the OCG Forbidden & Limited list — this deck holds more than the 1 allowed- PSY-Framegear Gamma, copy 2 of 3. Limited on the OCG Forbidden & Limited list — this deck holds more than the 1 allowed
- PSY-Framegear Gamma, copy 3 of 3. Limited on the OCG Forbidden & Limited list — this deck holds more than the 1 allowed
Santa Claws
Called by the Grave. Forbidden on the OCG Forbidden & Limited list
Cynet Mining, copy 1 of 3- Cynet Mining, copy 2 of 3
- Cynet Mining, copy 3 of 3
Mathmech Equation
Small World, copy 1 of 3- Small World, copy 2 of 3
- Small World, copy 3 of 3
Triple Tactics Talent
Mathmech Superfactorial
Extra Deck
15 cards
Accesscode Talker, copy 1 of 2- Accesscode Talker, copy 2 of 2
Cyberse Desavewurm
Cyberse Wicckid
Decode Talker Heatsoul
Firewall Dragon Darkfluid - Neo Tempest Terahertz
Linguriboh
Primathmech Alembertian, copy 1 of 2- Primathmech Alembertian, copy 2 of 2
Primathmech Laplacian
PSY-Framelord Omega. Forbidden on the OCG Forbidden & Limited list
Salamangreat Almiraj
Splash Mage. Forbidden on the OCG Forbidden & Limited list
Transcode Talker
Update Jammer
Side Deck
15 cards · not counted toward completion
Ghost Belle & Haunted Mansion, copy 1 of 3- Ghost Belle & Haunted Mansion, copy 2 of 3
- Ghost Belle & Haunted Mansion, copy 3 of 3
- Kurikara Divincarnate, copy 1 of 2
- Kurikara Divincarnate, copy 2 of 2
Micro Coder
Performapal Five-Rainbow Magician
Cosmic Cyclone, copy 1 of 2- Cosmic Cyclone, copy 2 of 2
Harpie's Feather Duster. Limited on the OCG Forbidden & Limited list
Triple Tactics Thrust, copy 1 of 3- Triple Tactics Thrust, copy 2 of 3
- Triple Tactics Thrust, copy 3 of 3
Cynet Conflict
Dimensional Barrier. Limited on the OCG Forbidden & Limited list