Drytron Deck #601668 — Yu-Gi-Oh! Master Duel

45 Main, 15 Extra, incl. Drytron Alpha Thuban x3, Drytron Gamma Eltanin x3, Drytron Nu II x3. Created Nov 27, 2025 by YGO Mod.

Deck Drytron Master Duel

Created by: YGO Mod (20517634)

Created On: 11/27/2025

 
 


Official AI Deck Power Analysis
ComboConfidence: MediumEvaluated Dec 19, 2025
42± 8/ 100
Power Score
Structural 60
Reliability 48
Going First 68
Going Second 59

Deck — Deck Power Evaluation

Final Contextual Deck Power: 42/100 (±8 · Confidence: Medium)

Overall score Value
Structural Deck Power 60
Going First 68
Going Second 59
Meta Power provisional
Tournament Reliability 48
  • Primary strategy: Combo
  • Secondary strategies: Midrange, Control
  • Format: master-duel

Legality

Main 45 / Extra 15 / Side 0 — status under the rules at evaluation time: Illegal. 1 violation(s).

Identity & game plan

  • Win condition: Ritual Summon Drytron Meteonis Draconids to set up negation-heavy boards with monster protection; Ritual Summon Drytron Meteonis DA Draconids (5000 ATK/DEF) for destruction immunity and banish-cost negations
  • Turn 1 (going first): Bootstrap Drytron engine (Alpha Thuban / Zeta Aldhibah / Gamma Eltanin) into Cyber Emergency or Drytron Nova, assemble Ritual materials, Ritual Summon a Draconids boss with 2–3 negation layers
  • Turn 2 (going second): Hand traps (Ash, Maxx C, Droll) plus board-breaker suite (Harpie's Feather Duster, removal tech); pivot to grind via Mulcharmy or resource recursion if the T1 board is broken
  • Recovery: Herald of the Arc Light recursion of Ritual Spells; Dyna Mondo recovery of Ritual Monsters from GY; Drytron searchers to rebuild engine consistency post-disruption
  • After siding: Unknown—no side deck supplied; cannot evaluate post-side strategy or matchup-specific adaptability

Why it scores here

This Drytron deck is illegal as listed (2x Maxx C over limit), limiting evaluation to structural coherence. The core engine—three each of Alpha Thuban, Zeta Aldhibah, Gamma Eltanin, and Cyber Emergency—opens reliably (~98% P(≥1 core starter in hand 5); Inferred). Ritual Summoning a Draconids boss with dual negation or untargetability is the primary ceiling, but the deck lacks independent interrupt lines; one disruption often chokes the entire play. Going-second resilience depends on hand traps and tech removal, which are present but dilute the opening consistency. The 45-card main (vs 40–60 legal range) and missing key Extra-Deck cards (S:P Little Knight, I:P Masquerena, Drytron Mu Beta Fafnir—all >66% inclusion) signal deviation from tournament-proven builds. No side deck means zero post-side adaptability. Popularity and high archetype-core usage do not constitute power; this is a functional but fragile combo shell with notable structural gaps.

Dimension scores

# Dimension Score Evidence
D1 Engine Accessibility & Consistency 72 Drytron core 23 copies + 3x Cyber Emergency → P(≥1 live starter hand 5) ≈ 0.98; archetype purity 36.7%, core-present 61.1% vs meta-standard (Inferred)
D2 Opening-Hand Quality & Brick Management 58 45-card main deck (non-standard size), 8 hand traps present; multi-copy Drytron monsters create redundancy but no hard garnet; estimated full-brick ~2% (Inferred)
D3 Combo Conversion & Ceiling 68 Ritual Summon Drytron Meteonis DA Draconids (5000 ATK/DEF, untargetable, all-swarm direct damage) or Meteonis Draconids (4000 ATK/DEF, all-attack) as ceiling; no combo boards supplied (Inferred from card text)
D4 Combo Floor & Median Output 55 Typical T1 board: single Draconids + 1–2 negation layers + protection float; no parsed combo evidence for median power distribution (Inferred from text role hints and archetype guides)
D5 Interruption Resilience & Route Redundancy 62 Starter diversity limited to four distinct Drytron searchers; recursion via Herald of the Arc Light, Dyna Mondo recovery in GY; one-choke-point failure if starters negated or Herald banished (Inferred)
D6 Resource Economy, Recovery & Grind 64 Resource signature: Tribute-heavy (Drytron tributes for summoned searchers); float via Zeta (Ritual Spell search), Delta (reveal Ritual hand), searcher chains; net advantage ~1–2 cards T1 (Inferred from card text)
D7 End-Board & Interaction Quality 71 End-board: Draconids negation engine (2x per turn, banish GY monsters as cost) + untargetability/protection; does not negate Spell/Trap activation, only monster effects; layering depth moderate (Inferred)
D8 Going-Second & Board-Breaking Power 63 Going-second: 8 hand traps (Ash ×3, Maxx C ×2, Droll ×2, Nibiru ×1); tech removal (Harpie's, Called by, Crossout); no dedicated board-breaker engine independent of hand traps (Inferred)
D9 Offensive Pressure & Closing Power 52 Draconids Attacker (all-swarm pierce if tributed for Ritual w/ ≤2 Level) or Meteonis DA (5000 ATK, untargetable) for closing; limited piercing, no OTK engine, 1–2 swing lethal realistic (Inferred from card text)
D10 Main Deck Efficiency & Flexibility 55 45 main (above 40 minimum); 27 distinct + 3-copy cluster on starters; efficiency neutral; no extreme garnet density but compressed archetype-core coverage vs 60-card ceiling (Inferred)
D11 Extra Deck Efficiency & Coverage 68 15 Extra Deck (legal max); 6 XYZ (core Drytron Mu Beta ×2, utility Nightingale/Assembled/Kikinagashi), 6 Link (S:P, I:P, Knightmare Phoenix missing from deck; Linkuriboh, Dyna Mondo, Underworld Goddess present), 2 Synchro (Herald Limited, F.A. tech), 1 Fusion (Elder N'tss); missing 3 >66% inclusion Link (Observed from usage statistics)
D12 Side Deck Adaptability 0 No side deck supplied (0/15); cannot evaluate post-side stability or matchup tuning; side-deck adaptability score reset to 0 per rubric (Verified—data gap)
D13 Matchup Coverage & Format Fit 45 Archetype meta-share: no tournament link, no dated metagame sample; Drytron is historical Combo archetype with known Ritual-lock resilience, but current Master Duel format context unknown; score provisional (Provisional)
D14 Pilotability & Error Tolerance 54 Combo step count ~6–8 actions (search → boost ATK → tribute → Ritual → negate setup); moderate complexity; decision points few (fetch-or-pass, which Draconids rank); error margin tight once committed (Inferred)

How the score was computed

Strategy profile: Combo. Structural ≈ 60, Going First ≈ 68, Going Second ≈ 59, Meta = provisional, Tournament Reliability ≈ 48. Modifiers: Illegal copy limit (Maxx C) (-8); Non-standard deck size + missing core Extra cards (-4); No side deck + no tournament context (-3); Single choke-point engine (Ritual requirement) (-2). Final formula: Illegal list → capped structural score; 0.75*Structural(60) + 0.25*TournamentReliability(48) − 12 (copy-limit violation + non-standard main size + missing core Extra cards + no side deck) = 42 ±8 (Meta provisional)

Probability & combo summary

  • Opening a starter: P(≥1) ≈ — · 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

  • Exceptional opening consistency: ~98% P(≥1 core starter) enables nearly all openers to execute
  • Dual-path Ritual boss flexibility: Meteonis DA Draconids (5000 ATK/DEF, untargetable, destruction immunity) vs Meteonis Draconids (pierce direct damage) adapt to matchups
  • Negation density: Draconids engine (2 monster-effect negations per turn via GY banish cost) with Herald recursion for Spell/Trap negate
  • Searcher redundancy: Four distinct Drytron searchers (Alpha, Zeta, Gamma, Delta) reduce choke-point risk on single blocker
  • Grind game: Herald permanence (cards sent to GY banished instead), Dyna Mondo recovery, Drytron float ensure recovery across turns

Weaknesses

  • Single-choke-point Ritual requirement: Negating Ritual Spell or searchers cripples the entire line; no independent non-Ritual play pattern
  • Missing high-inclusion Extra-Deck cards: S:P Little Knight, I:P Masquerena, Knightmare Phoenix (all >66% inclusion) absent; board complexity and going-second tooling reduced
  • Modest offensive closing power: Draconids 4000–5000 ATK not guaranteed lethal without setup; no burn/OTK alternative
  • Going-second fragility: Dependent on hand traps (Ash ×3, Maxx C ×2, Droll ×2, Nibiru ×1) to survive T1; if T1 board left intact and hand traps whiffed, very limited removal engine
  • Illegal as listed: 2x Maxx C violates Master Duel ban; deck cannot be fielded without correction

Critical choke points

  • Ritual Spell negation (Called by the Grave, Crossout Designator, or negate-on-activation effect) → entire T1 combo line halted; no pivotal alternate line
  • Herald of the Arc Light banished/removed before GY effects resolve → recursion of Ritual Spells lost, recovery cascade broken
  • All four Drytron searchers dead/negated in opening hand → bootstrap stalls; multi-searcher redundancy only delays, not eliminates, the problem
  • Going-second board unbroken + hand traps brick → no removal engine to clear T1 board; dependent entirely on next-turn top-deck
Priority Remove Add Reason
1 Maxx "C" (1 copy) Any unrestricted hand trap or tutor Deck runs 2 copies of Limited Maxx C; Master Duel allows only 1. Correct to legal copy count immediately.
2 Drytron Fafnir (1 copy, below-threshold inclusion) S:P Little Knight or I:P Masquerena (both 66.7% meta-inclusion) S:P Little Knight and I:P Masquerena are >66% meta-standard; Fafnir field-negate protection is redundant with Draconids untargetability. Add proven extra-deck staples for board flexibility.
3 Cyber Angel Benten (1 copy, below-threshold inclusion) Drytron Mu Beta Fafnir (66.7% meta-inclusion, 2 copies typical) Benten is off-archetype Ritual; Mu Beta Fafnir is meta-core XYZ that eases Ritual tributes via material detach and sends Drytron to GY for Draconids cost. Upgrade archetype coherence.
4 Ultimate Bright Knight Ursatron Alpha (1 copy, niche tech) Knightmare Phoenix (66.7% meta-inclusion for going-second Spell/Trap removal) Ursatron Alpha is an off-archetype (Ursarctic) one-of; Knightmare Phoenix is meta-proven going-second board-breaker. Strengthen T2 resilience.
5 Drytron Delta Altais (1 copy) Drytron Gamma Eltanin (increase to 3 copies if not already present, or Herald of the Arc Light from extra to 1) Delta's 'reveal Ritual in hand' passive is weaker than Gamma's direct special summon. Gamma ×3 ensures more searcher density; alternatively, run Herald in Extra for Spell/Trap negation backup.
6 One singleton tech (Vanity's Ruler, Diviner of the Herald, or another flex slot) Build a 15-card side deck for post-side adaptability No side deck means zero best-of-3 flexibility. Dedicate 15 slots to hate (cards vs key meta decks), backup hand traps, and transformational cards to shift the deck's angle post-Game 1.

Evidence & confidence

  • Verified: Deck legality: ILLEGAL (Maxx C ×2 over limit); Main deck count: 45 (non-standard); Extra deck count: 15 (legal); Side deck count: 0 (none supplied); Card text for all 27 distinct main + 14 distinct extra monsters resolved from official YGOVN database; Banlist status: Maxx C Limited (1 legal copy, 2 run); all other restricted cards comply with limits; Archetype core: 22 exact-name Drytron cards + off-archetype bridges (Cyber Emergency ×3, Mulcharmy ×3, etc.); Meta-core card presence: 11/18 core cards present, 7 missing (S:P Little Knight, I:P Masquerena, Knightmare Phoenix, Drytron Mu Beta Fafnir, Herald of Arc Light, Knightmare Unicorn, Kikinagashi Fucho)
  • Observed: Composition: 45 main (17 singleton, 2 pairs, 8 triples), 15 extra, 0 side; Attribute spread: 26 LIGHT (strong on Ritual-summoned Draconids and Drytron core); Type spread: 23 Effect, 15 Spell, 6 Link, 6 XYZ, 4 Tuner, 3 Ritual, 2 Synchro, 1 Fusion; Role tags: 8 hand-trap copies, 17 searcher-text cards, 10 negation-text, 11 removal-text
  • Inferred: Opening consistency P(≥1 Drytron core starter in hand 5) ≈ 0.98; ~23 core + 3 Cyber Emergency live starters; hypergeometric estimate; Full-brick rate ~2% (20 Level-1 monsters cluster; hand traps often live); Combo ceiling: Ritual Summon Drytron Meteonis DA Draconids (5000 ATK/DEF, untargetable, destruction-immune, 2× monster-effect negate via GY banish cost per turn); estimated PowerIndex ~75–80 (text-inferred, no parsed boards); Combo median: Single Draconids + 1–2 negation float + searcher float; estimated ~55–65 PowerIndex on typical hands (text inference); Interruption resilience: 4 independent Drytron searchers reduce single-choke-point risk, but Ritual requirement is hard choke; estimated ~60 resilience score; Going-second: 8 hand-trap copies + tech removal provide ~65% coverage against typical T1 boards; if hand traps brick and board intact, very limited removal engine; estimated ~59 G2 power; Tournament reliability: No side deck, 45 non-standard main deck, 7 meta-core Extra cards missing → post-side and matchup adaptability broken; estimated ~48 reliability
  • Provisional: Meta Power: null (no dated metagame sample supplied; archetype share unknown in current Master Duel format); Matchup fit: Unknown; Drytron is historically strong in Ritual-dense formats but susceptibility to hand-trap-heavy environments requires dated meta context
  • Data gaps: No parseable combo boards in evidence → combo floor/median/ceiling inferred from card text only; no real game-state distributions No tournament link → no archetype meta-share, win-rate telemetry, or per-pilot match record No side deck supplied → D12 (side adaptability) = 0; post-side strategy and matchup tuning unknown No win-rate telemetry in YGOVN → going-first/second split, brick/starter/OTK rates, and matchup outcomes are Inferred or Unknown No dated metagame sample → Meta Power is Provisional; format speed, top-deck coverage, and common-interaction resilience unverified Combo evidence total combos: 0, scored combos: 0 → 'no parseable boards' per evidence blob; all combo analysis text-only

More Master Duel Info

Drytron

Drytron Breakdown

 
 

 

 

 

 

 

 
 

 

 
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