Firewall Mathmech
TCG · Mathmech · Tournament Meta Decks · 2023-08-30 · Source
Featured card
Mathmech Addition
One of the most-played Mathmech cards this deck runs.
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No rule violations found
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Checked against the Goat format Forbidden & Limited list (April 2005) as of 22 September 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 41 cards70 copies · about $43.51, main, extra and side deck
Main Deck
40 cards
Ash Blossom & Joyous Spring, copy 1 of 2- Ash Blossom & Joyous Spring, copy 2 of 2
Droll & Lock Bird, copy 1 of 2- Droll & Lock Bird, copy 2 of 2
Effect Veiler, copy 1 of 2- Effect Veiler, copy 2 of 2
Firewall Defenser, copy 1 of 3- Firewall Defenser, copy 2 of 3
- Firewall Defenser, copy 3 of 3
Firewall Guardian
Ghost Mourner & Moonlit Chill, copy 1 of 2- Ghost Mourner & Moonlit Chill, copy 2 of 2
Ghost Ogre & Snow Rabbit, copy 1 of 2- Ghost Ogre & Snow Rabbit, copy 2 of 2
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
Mathmech Subtraction
Nibiru, the Primal Being, copy 1 of 2- Nibiru, the Primal Being, copy 2 of 2
Parallel eXceed, copy 1 of 2- Parallel eXceed, copy 2 of 2
PSY-Frame Driver
PSY-Framegear Gamma, copy 1 of 3- PSY-Framegear Gamma, copy 2 of 3
- PSY-Framegear Gamma, copy 3 of 3
Santa Claws
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
Mathmech Superfactorial
Extra Deck
15 cards
Accesscode Talker
Cyberse Desavewurm
Cyberse Wicckid
Decode Talker Heatsoul
Firewall Dragon Darkfluid - Neo Tempest Terahertz
Linguriboh
Link Spider
Primathmech Alembertian, copy 1 of 2- Primathmech Alembertian, copy 2 of 2
Primathmech Laplacian
Salamangreat Almiraj
Splash Mage, copy 1 of 2- Splash Mage, copy 2 of 2
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
- Santa Claws, copy 1 of 2
- Santa Claws, copy 2 of 2
Called by the Grave
Anti-Spell Fragrance, copy 1 of 2- Anti-Spell Fragrance, copy 2 of 2
Appointer of the Red Lotus
Evenly Matched, copy 1 of 3- Evenly Matched, copy 2 of 3
- Evenly Matched, copy 3 of 3
Solemn Judgment, copy 1 of 3- Solemn Judgment, copy 2 of 3
- Solemn Judgment, copy 3 of 3