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.
Created by: YGO Mod (20517634)
Created On: 11/27/2025
Main Deck (45)
- Droll & Lock Bird x2
- Drytron Alpha Thuban x3
- Drytron Delta Altais x1
- Drytron Gamma Eltanin x3
- Drytron Nu II x3
- Drytron Zeta Aldhibah x3
- Maxx "C" x2
- Mulcharmy Fuwalos x3
- Nibiru, the Primal Being x1
- Ultimate Bright Knight Ursatron Alpha x1
- Vanity's Ruler x1
- Cyber Angel Benten x1
- Drytron Meteonis DA Draconids x1
- Drytron Meteonis Draconids x1
- Ash Blossom & Joyous Spring x3
- Diviner of the Herald x1
- Called by the Grave x1
- Crossout Designator x1
- Cyber Emergency x3
- Drytron Fafnir x1
- Drytron Nova x3
- Foolish Burial x1
- Harpie's Feather Duster x1
- Meteonis Drytron x1
- One for One x1
- Triple Tactics Talent x1
- Triple Tactics Thrust x1
Extra Deck (15)
- Elder Entity N'tss x1
- Dyna Mondo x1
- I:P Masquerena x1
- Knightmare Phoenix x1
- Linkuriboh x1
- S:P Little Knight x1
- Underworld Goddess of the Closed World x1
- F.A. Dawn Dragster x1
- Herald of the Arc Light x1
- Divine Arsenal AA-ZEUS - Sky Thunder x1
- Downerd Magician x1
- Drytron Mu Beta Fafnir x2
- Kikinagashi Fucho x1
- Lyrilusc - Assembled Nightingale x1
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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
Recommended changes
| 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
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