Ashtra Deck #766751 — Yu-Gi-Oh! TCG

40 Main, 15 Extra, incl. Akasuna the Battle Ashtra x3, Mikumari the Banisher Ashtra x3, Mulcharmy Fuwalos x3. Created Oct 18, 2026 by YGO Mod.

Deck Ashtra TCG

Created by: YGO Mod (20517634)

Created On: 10/18/2026

 
 


Official AI Deck Power Analysis
ComboConfidence: MediumEvaluated Oct 20, 2026
35± 10/ 100
Power Score
Structural 58
Reliability 45
Going First 62
Going Second 55

Deck — Deck Power Evaluation

Final Contextual Deck Power: 35/100 (±10 · Confidence: Medium)

Overall score Value
Structural Deck Power 58.4
Going First 62
Going Second 55
Meta Power provisional
Tournament Reliability 45
  • Primary strategy: Combo
  • Secondary strategies: Midrange, Stun
  • Format: tcg

Legality

Main 40 / Extra 15 / Side 0 — status: Illegal. 5 violation(s).

Identity & game plan

  • Win condition: Ashtra Extra Deck monsters (Ashtraja Susanoo, Ashtraya Mikumari-no-Mikoto, Ursarctic/Kashtira Extra threats) overwhelm the board after a face-down-based Special Summon starts the engine.; Kashtira Shangri-Ira and Kashtira board pressure via Kashtira Birth and Kashtira Preparations, with Yoa and Akasuna as large Main Deck beaters.
  • Turn 1 (going first): Set face-down Ashtra S/T (Ashtrashen, Ashtra's Web/Howl/Domain) and Special Summon an Ashtra monster by revealing a face-down card, then Synchro or Xyz Summon from the Extra Deck.
  • Turn 2 (going second): Hold Ash Blossom and Dominus Impulse as hand interaction against the opponent's first engine, then rebuild through Mikumari and Akasuna's face-down revive-style summons.
  • Recovery: Ashtrashen and Mulcharmy Fuwalos recover card advantage; Ashtra monsters in the GY can be Special Summoned again through the Ashtra trap/monster loop.
  • After siding: No side deck in this list (0 side cards); post-side plan is unavailable and the deck cannot adapt between games.

Why it scores here

The deck's engine is the Ashtra face-down revive loop: Ashtrashen, Ashtra's Web/Howl/Domain and Synchro Emergency set up face-down cards that let Ashtra monsters Special Summon, which feeds the Synchro and Xyz Extra Deck. The Extra Deck (6 Synchro, 9 Xyz) gives real conversion, and Ash Blossom plus Dominus Impulse provide layered interaction, so the structure can be read as a combo-midrange shell. The score is not an average of card scores and does not reward Ashtra's popularity or the Kashtira splash. Legality caps the result: five copy-limit or Forbidden violations (including Forbidden Kashtira Fenrir and Crystal Wing Synchro Dragon) mean this is a theoretical, structural-only evaluation, and the final score is capped at 35.

Dimension scores

# Dimension Score Evidence
D1 Engine Accessibility & Consistency 68 P(>=1 Ashtrashen in opening 5) ≈ 0.34; P(>=1 archetype core in hand 5) ≈ 0.999 but starters rely on face-down S/T (Inferred)
D2 Opening-Hand Quality & Brick Management 58 19 distinct main-deck cards, 6 singletons and 8 three-ofs; several Normal-Summon-only Trap/Spell bricks risk dead hands (Inferred)
D3 Combo Conversion & Ceiling 63 No recorded boards; ceiling inferred from Synchro/Xyz Extra access and Ashtra revive text (Inferred)
D4 Combo Floor & Median Output 52 No combo data; median output is estimated from starter reliability and the Kashtira splash interruption (Inferred)
D5 Interruption Resilience & Route Redundancy 58 Three independent interaction paths (Ash Blossom, Dominus Impulse, Synchro Emergency) recover some disruption; no route-redundancy data (Inferred)
D6 Resource Economy, Recovery & Grind 50 Searcher text on 13 cards and Mulcharmy/Ashtrashen recovery, but the resource loop is not measured (Inferred)
D7 End-Board & Interaction Quality 62 Ash Blossom and Dominus Impulse give 5 negation effects; durability depends on the Forbidden-card removal (Inferred semantic read)
D8 Going-Second & Board-Breaking Power 45 Going-second hand trap odds P(>=1 of 3 in hand 6) ≈ 0.39; board breaking relies on Kashtira Ogre and Yoa (Inferred)
D9 Offensive Pressure & Closing Power 55 Akasuna 3000 ATK, Susanoo 3300 ATK and Ashtraya 3000 ATK end-board bodies; no direct-damage evidence (Verified stat / Inferred)
D10 Main Deck Efficiency & Flexibility 55 40-card main at the minimum; 19 distinct cards, 6 singleton slots and 5 over-limit copies reduce efficiency (Verified)
D11 Extra Deck Efficiency & Coverage 60 15-card Extra Deck with 6 Synchro and 9 Xyz; 2 Forbidden Extra cards and 4 non-Ashtra Extra threats dilute the engine (Verified/Inferred)
D12 Side Deck Adaptability 35 No side deck (0 cards), so no post-side adaptability at all (Verified)
D13 Matchup Coverage & Format Fit 40 No tournament link or dated meta sample; archetype share unavailable (Provisional)
D14 Pilotability & Error Tolerance 50 Multi-step revive and Extra Deck sequencing with many face-down decisions; high decision load (Inferred)

How the score was computed

Strategy profile: Combo primary, Midrange secondary (approximately 80/20 by profile emphasis). Structural ≈ 58.4, Going First ≈ 62, Going Second ≈ 55, Meta = provisional, Tournament Reliability ≈ 45. Modifiers: banlist_exposure (-12); illegal_cap (-8.7). Final formula: 0.80*Structural + 0.20*TournamentReliability (Meta provisional) = 55.7, minus 12 banlist/legality modifier = 43.7, capped at 35 because the deck is Illegal (theoretical/structural-only)

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

  • Coherent Ashtra face-down revive engine with Ashtrashen and Synchro Emergency as setup
  • Large Extra Deck of Synchro/Xyz threats gives board conversion
  • Five negation/hand-trap-style interaction effects (Ash Blossom and Dominus Impulse)

Weaknesses

  • Illegal list: two Forbidden cards and five copy-limit violations
  • No side deck, so no post-side adaptation
  • Low exact-name archetype purity (32.7%) with a Kashtira splash

Critical choke points

  • Face-down S/T requirement: without face-down setup, Ashtra summons are dead
  • Ash Blossom and Dominus Impulse are the only interaction against the opponent's first engine
Priority Remove Add Reason
1 Crystal Wing Synchro Dragon; Kashtira Fenrir Legal Extra Deck replacements (e.g., another Ashtra Synchro/Xyz) Forbidden in TCG; the list cannot be played as built.
2 1 Ash Blossom & Joyous Spring; 1 Dominus Impulse Legal 2-copy limit slots (non-Ash/non-Dominus staples) Semi-Limited copy limit is 2; the deck runs 3.
3 1 Kashtira Unicorn Ashtra or Kashtira playable with 1 copy only Limited copy limit is 1; the deck runs 2.

Evidence & confidence

  • Verified: Legality: five copy-limit or Forbidden violations; 40 main / 15 extra / 0 side; Banlist statuses from the evidence pack (Forbidden, Limited, Semi-Limited); Archetype purity and copy histogram from composition
  • Observed: No combos recorded, so no observed boards
  • Inferred: Starter and engine consistency from hypergeometric odds and text; Interaction density from negation text; Going-first and going-second estimates from hand-trap odds
  • Provisional: Meta power and matchup fit (no dated metagame sample); Tournament reliability (no tournament link)
  • Data gaps: No combos supplied: combo floor, median and ceiling are text-only inference No tournament link: archetype meta-share and per-pilot record are absent No win-rate telemetry (going-first/second, matchup, brick/starter/OTK rates) Meta Power is provisional without a dated metagame sample No side deck, so post-side plan cannot be assessed

More TCG Info

Ashtra

Ashtra Breakdown

 
 

 

 

 

 

 

 
 

 

 
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