Firewall Mathmech
TCG · Mathmech · Tournament Meta Decks · 2024-08-29 · Source
Featured card
Mathmech Sigma
One of the most-played Mathmech cards this deck runs.
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- 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)
- 3 copies of Anti-Spell Fragrance, which is Limited (at most 1)
- Splash Mage is Forbidden
- the deck costs 674 points, and Genesys allows 100
Checked against the OCG Forbidden & Limited list as of 8 November 2026, with the sizes and copy limits of a TCG deck.
674 of 100 points, against the Genesys points list as of 15 October 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 39 cards70 copies · about $56.65, main, extra and side deck
Main Deck
40 cards| Card | Type | In deck | Each |
|---|---|---|---|
 Ash Blossom & Joyous Spring Semi-Limited18 pts each | Tuner | ×3 | $0.40 |
 Droll & Lock Bird Limited20 pts each | Effect | ×3 | $0.30 |
 Effect Veiler7 pts each | Tuner | ×2 | $0.27 |
| Effect | ×3 | $9.54 | |
| Effect | ×1 | $0.31 | |
 Ghost Mourner & Moonlit Chill5 pts each | Tuner | ×2 | $0.24 |
| Effect | ×1 | $0.19 | |
 Mathmech Circular15 pts each | Effect | ×1 | $0.25 |
| Tuner | ×2 | $0.33 | |
 Mathmech Sigma5 pts each | Tuner | ×2 | $0.27 |
| Effect | ×2 | $0.76 | |
 Nibiru, the Primal Being8 pts each | Effect | ×2 | $0.23 |
| Effect | ×3 | $0.41 | |
| Spell | ×3 | $0.18 | |
 Harpie's Feather Duster Limited7 pts each | Spell | ×1 | $0.93 |
| Spell | ×1 | $0.16 | |
| Spell | ×3 | $0.19 | |
 Triple Tactics Talent40 pts each | Spell | ×2 | $0.29 |
 Infinite Impermanence8 pts each | Trap | ×2 | $0.45 |
| Trap | ×1 | $0.17 |
Extra Deck
15 cards| Card | Type | In deck | Each |
|---|---|---|---|
| Link | ×1 | $0.23 | |
| Fusion | ×1 | $0.15 | |
| Link | ×1 | $0.15 | |
| Link | ×1 | $1.40 | |
| Link | ×1 | $0.21 | |
| Link | ×1 | $0.12 | |
 Primathmech Alembertian20 pts each | Xyz | ×2 | $0.49 |
| Xyz | ×2 | $0.24 | |
| Link | ×1 | $0.15 | |
 Splash Mage Forbidden | Link | ×2 | $0.10 |
| Link | ×1 | $0.42 | |
| Link | ×1 | $0.10 |
Side Deck
15 cards · not counted toward completion| Card | Type | In deck | Each |
|---|---|---|---|
| Pendulum | ×1 | $0.10 | |
 Dinowrestler Pankratops3 pts each | Effect | ×1 | $0.24 |
| Effect | ×1 | $0.20 | |
 Ghost Belle & Haunted Mansion6 pts each | Tuner | ×3 | $0.84 |
| Nibiru, the Primal Being8 pts each | Effect | ×1 | $0.23 |
 Cosmic Cyclone1 pt each | Spell | ×2 | $0.20 |
 Anti-Spell Fragrance Limited100 pts each | Trap | ×3 | $0.14 |
 Evenly Matched7 pts each | Trap | ×3 | $2.40 |
