Mathmech Deck #785704 — Yu-Gi-Oh! OCG
40 Main, 15 Extra, incl. Mulcharmy Fuwalos x3, Salamangreat Gazelle x3, Ash Blossom & Joyous Spring x3.
Created by: YGO Mod (20517634)
Created On: 11/05/2026
Main Deck (40)
- Mathmech Addition x1
- Mathmech Circular x1
- Mathmech Subtraction x1
- Mulcharmy Fuwalos x3
- Salamangreat Foxy x1
- Salamangreat Gazelle x3
- Salamangreat Jack Jaguar x1
- Salamangreat of Fire x2
- Salamangreat Spinny x2
- Ash Blossom & Joyous Spring x3
- Ghost Ogre & Snow Rabbit x2
- Mathmech Sigma x1
- Salamangreat Weasel x1
- Cynet Mining x2
- Dark Ruler No More x2
- Foolish Burial x1
- Harpie's Feather Duster x1
- Salamangreat Circle x3
- Salamangreat Sanctuary x2
- Upstart Goblin x2
- Will of the Salamangreat x1
- Infinite Impermanence x1
- Mathmech Superfactorial x1
- Salamangreat Rage x1
- Salamangreat Roar x1
Extra Deck (15)
- Hiita the Fire Charmer, Ablaze x1
- Knightmare Phoenix x1
- Promethean Princess, Bestower of Flames x1
- S:P Little Knight x1
- Salamangreat Balelynx x2
- Salamangreat Pyro Phoenix x2
- Salamangreat Raging Phoenix x2
- Salamangreat Sunlight Wolf x2
- Geomathmech Final Sigma x1
- DPH Gendamoore x1
- Salamangreat Miragestallio x1
Side Deck (15)
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Deck — Deck Power Evaluation
Final Contextual Deck Power: 40/100 (±10 · Confidence: Low)
| Overall score | Value |
|---|---|
| Structural Deck Power | 55.3 |
| Going First | 54 |
| Going Second | 58 |
| Meta Power | provisional |
| Tournament Reliability | 52 |
- Primary strategy: Midrange
- Secondary strategies: Stun, Toolbox, Link
- Format: ocg
Legality
Main 40 / Extra 15 / Side 15 — status under the rules at evaluation time: Illegal. 1 violation(s).
Identity & game plan
- Win condition: Link Summon Salamangreat Pyro Phoenix or Raging Phoenix (2800 ATK) off a Salamangreat engine, then press damage with Geomathmech Final Sigma and other Link attackers; Synchro or Link beatdown through Mathmech Sigma and Mathmech Addition with Mathmech Superfactorial as a recovery route
- Turn 1 (going first): Open a Salamangreat searcher or starter (Circle, Gazelle, Fuwalos, Foxy), search a Link-enabling Salamangreat monster, Link Summon Balelynx or Sunlight Wolf, then Link into a 2800 ATK Phoenix while holding Ash Blossom as protection
- Turn 2 (going second): Use the six-card hand to hold Ash Blossom, Ghost Ogre and Infinite Impermanence against the opponent's first engine, then rebuild through Gazelle and Jack Jaguar recursion
- Recovery: Recur Salamangreat monsters from the Graveyard with Gazelle, Jack Jaguar and Weasel, then re-Link through Sanctuary or Raging Phoenix
- After siding: Bring in Raigeki, Forbidden Droplet, Iron Thunder and Droll & Lock Bird against heavy board or hand-trap decks, keeping Ghost Belle as a second hand trap
Why it scores here
This list reads as a Salamangreat Link engine with a small Mathmech splash, not as a Mathmech deck, so the score reflects the whole system rather than a sum of card values. Its starters are reasonably reachable: nine searcher-type cards give roughly a 74% chance of at least one in the opening five, and each three-copy starter about 34%. The Extra Deck supplies strong closing power, with 2800 ATK Phoenixes and a 3000 ATK Geomathmech Final Sigma, and the main deck carries eight negation and eleven removal effects for interaction. Popularity did not earn points: the archetype label is shared by only 6 exact-name copies, and no recorded boards, guides or tournament results exist to show the deck's real output. The score is capped to a theoretical value because the deck runs three copies of Ash Blossom & Joyous Spring against a limit of two, so the list is not currently legal in OCG.
Dimension scores
| # | Dimension | Score | Evidence |
|---|---|---|---|
| D1 | Engine Accessibility & Consistency | 55 | Searcher-group hit in the opening five is about 0.74 and each three-copy starter about 0.34; a live engine on turn 1 is plausible but not measured (Inferred) |
| D2 | Opening-Hand Quality & Brick Management | 50 | Fourteen singleton main-deck slots and six hand traps or tech cards mean many hands will hold only interaction or dead cards (Inferred) |
| D3 | Combo Conversion & Ceiling | 55 | No recorded boards exist, so the Balelynx-to-Phoenix ceiling is read from card text alone (Inferred) |
| D4 | Combo Floor & Median Output | 45 | No recorded boards exist, so median output cannot be measured and is estimated low to mid (Inferred) |
| D5 | Interruption Resilience & Route Redundancy | 55 | Six hand traps and two overlapping engines give several answers to one interruption, and Graveyard recursion gives a second line (Inferred) |
| D6 | Resource Economy, Recovery & Grind | 55 | Gazelle, Jack Jaguar and Weasel recur from the Graveyard, while Sanctuary costs 1000 LP per use; no resource telemetry exists (Inferred) |
| D7 | End-Board & Interaction Quality | 68 | Eight negation and eleven removal effects across Ash Blossom, Ghost Ogre, Infinite Impermanence, Dark Ruler No More and the Salamangreat Rage and Roar traps (Inferred from card text) |
| D8 | Going-Second & Board-Breaking Power | 55 | Raigeki and Droll & Lock Bird are side-deck answers, so going-second board breaking depends on Pyro Phoenix's destroy text (Inferred) |
| D9 | Offensive Pressure & Closing Power | 70 | Link Monsters with 2800 ATK and a 3000 ATK Synchro carry the closing power, with direct-attack text on the Link line (Verified card stats) |
| D10 | Main Deck Efficiency & Flexibility | 50 | Forty main cards with 25 distinct names, of which 27 copies are Salamangreat and only 6 are exact Mathmech, so coherence is mixed (Verified composition) |
| D11 | Extra Deck Efficiency & Coverage | 60 | Fifteen Extra Deck slots: 12 Link, 2 Synchro and 1 Xyz, with several Link options covering the Salamangreat plan (Verified composition) |
| D12 | Side Deck Adaptability | 60 | The side deck offers Raigeki, Forbidden Droplet, Iron Thunder, Droll & Lock Bird and Phantazmay as a coherent post-side toolkit; no post-side results exist (Verified list; Inferred coherence) |
| D13 | Matchup Coverage & Format Fit | 50 | No tournament link or dated meta sample exists, so format fit cannot be measured (Provisional) |
| D14 | Pilotability & Error Tolerance | 45 | Multi-step Link sequencing across two engines with several optional hand-trap timings is demanding to pilot (Inferred) |
How the score was computed
Strategy profile: Midrange. Structural ≈ 55.3, Going First ≈ 54, Going Second ≈ 58, Meta = provisional, Tournament Reliability ≈ 52. Modifiers: Banlist exposure (-8); Illegal cap (-6). Final formula: Illegal-deck cap: structural 55.3 and tournament reliability 52 give 0.80*55.3 + 0.20*52 = 54.6; minus 8 banlist modifier = 46.6; capped to 40 as a theoretical-only score because the list breaks the copy limit (Meta provisional)
Probability & combo summary
- Opening a starter: P(≥1) ≈ 0.34 · key two-card combo ≈ — · full-brick estimate ≈ — (all Inferred)
- Combo output: best PowerIndex —, median —, board-per-starter —
- Turn order: 0 going-first lines vs 0 going-second lines
Strengths
- Dense searcher and starter package across Salamangreat monsters and spells
- Strong Link Extra Deck with 2800 ATK Phoenixes and a 3000 ATK Synchro
- Six hand traps and about eight negation effects give layered interaction
- Side deck covers board wipes, hand traps and Raigeki-style floodgates
Weaknesses
- Illegal in OCG: Ash Blossom & Joyous Spring runs 3 copies against a limit of 2
- Archetype label mismatch: only 6 exact Mathmech copies, so the deck is effectively a Salamangreat list with a splash
- Fourteen singleton main-deck slots and interaction-heavy hands raise brick risk
- No recorded boards, guides or tournament results to confirm the ceiling
Critical choke points
- Ash Blossom over the copy limit must be fixed before this list can be played in OCG
- Link Summon of Balelynx or Sunlight Wolf is the single gate to the Phoenix finishers
Recommended changes
| Priority | Remove | Add | Reason |
|---|---|---|---|
| 1 | 1 copy of Ash Blossom & Joyous Spring | A non-restricted interaction card or a Salamangreat-compatible spell | Restores legality; the deck cannot be played in OCG at 3 copies |
| 2 | Mathmech-only cards that do not link into the Salamangreat engine | Additional Salamangreat starters or Link enablers | Exact archetype purity is 10.9%; consolidating into one engine would make the list more consistent |
| 3 | A single low-impact tech card from the main deck | A second copy of a Salamangreat searcher | Improves the starter hit rate on turn 1 without changing the Link plan |
Evidence & confidence
- Verified: Main, Extra and Side counts are within OCG size rules (40/15/15); Ash Blossom & Joyous Spring is over its Semi-Limited copy limit (3 run, 2 allowed); Card stats for the Link and Synchro monsters, including 2800 ATK Phoenixes; Mathmech exact-name copies total 6; Salamangreat copies total 27
- Inferred: Starter access about 0.74 for the searcher group and 0.34 per three-copy starter; Hand-trap interaction density and brick risk; Link-engine ceiling and recursion value from card text
- Provisional: Meta power and format fit: no dated metagame sample or tournament link exists
- Data gaps: No recorded combos supplied, so combo floor, median and ceiling are text-only inference No tournament link, so archetype meta-share and per-pilot record are absent No win-rate telemetry (going-first, going-second, matchup, starter or brick rates) Meta Power is Provisional unless a dated metagame sample is supplied No deck title, so the deck is identified only by its archetype and id
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