Junk Deck #750100 — Yu-Gi-Oh! TCG
42 Main, 16 Extra, incl. Junk Meister x3, Stardust Synchron x3, Junk Signal x3. Created Sep 7, 2026 by YGO Mod.
Created by: YGO Mod (20517634)
Created On: 09/07/2026
Main Deck (42)
- Assault Sonic Warrior x1
- Full-Speed Warrior x1
- Junk Armor x1
- Junk Converter x2
- Junk Meister x3
- Mulcharmy Fuwalos x2
- Omni Dragon Brotaur x1
- Stardust Trail x1
- Ash Blossom & Joyous Spring x2
- Assault Synchron x2
- Converging Wills Dragon x1
- Jet Synchron x2
- Junk Synchron x2
- Majestic Dragon x1
- Revolution Synchron x1
- Scrap Synchron x2
- Stardust Synchron x3
- Starjunk Synchron x1
- Wheel Synchron x1
- Arrive in Light x1
- Black Garden x1
- Junk Signal x3
- Reinforcement of the Army x1
- Stardust Illumination x1
- Synchro Fellowship x2
- Synchro Rumble x1
- Synchro World x1
- Infinite Impermanence x1
Extra Deck (16)
- Accel Synchro Stardust Dragon x1
- Cosmic Blazar Dragon x1
- Cosmic Quasar Dragon x1
- Crimson Dragon x1
- Garden Rose Maiden x1
- Junk Speeder x1
- Majestic Star Dragon x1
- Scrap Warrior x1
- Shooting Majestic Star Dragon x1
- Shooting Quasar Dragon x1
- Stardust Charge Warrior x1
- Stardust Dragon x1
- Stardust Dragon - Victim Sanctuary x1
- Stardust Sifr Divine Dragon x1
- Accel Synchron x1
- Shooting Riser Dragon x1
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Deck — Deck Power Evaluation
Final Contextual Deck Power: 35/100 (±8 · Confidence: Low)
| Overall score | Value |
|---|---|
| Structural Deck Power | 51 |
| Going First | 50 |
| Going Second | 45 |
| Meta Power | provisional |
| Tournament Reliability | 40 |
- Primary strategy: Midrange
- Secondary strategies: Toolbox, Stun
- Format: tcg
Legality
Main 42 / Extra 16 / Side 0 — status under the rules at evaluation time: Illegal. 1 violation(s).
Identity & game plan
- Win condition: Synchro Summon a Level 10 to 12 boss (Majestic Star Dragon, Cosmic Blazar Dragon, Stardust Sifr Divine Dragon, Shooting Quasar Dragon) from a Junk/Stardust/Synchron starter chain; Stardust Dragon and Accel Synchro Stardust Dragon board-building through Stardust and Synchron searches
- Turn 1 (going first): Normal Summon a Junk or Synchron Tuner (Junk Synchron, Jet Synchron, Stardust Synchron), search a second Tuner or Junk Meister, then Synchro Summon into a boss while keeping Ash Blossom up
- Turn 2 (going second): Hold Ash Blossom and Infinite Impermanence for the opponent's first activation, then rebuild through Junk Synchron and Jet Synchron from the Graveyard
- Recovery: Recur Tuners from the Graveyard with Junk Synchron and Jet Synchron effects, then Synchro Summon again from the rebuilt field
- After siding: Not evaluable: the deck has no Side Deck (Side Deck size 0)
Why it scores here
The deck is scored as a system, not as an average of its cards. Its 16 searcher-text cards and a 16-copy Junk/Stardust/Synchron core give a high chance (about 0.92) that at least one starter appears in the opening five, which earns a moderate engine-access score. Interaction is the strongest area: two Ash Blossom and one Infinite Impermanence, backed by boss-level negates on Majestic Star Dragon, Stardust Sifr and Shooting Quasar, gives a dense interaction layer. Closing power is credible through several 4000 ATK Synchros, but no recorded boards exist, so the ceiling and median are text-only inference. The list has 24% exact-archetype purity, a 42-card main with many single copies, and a 16-card Extra Deck that breaks the tcg limit of 15, so it is Illegal. Popularity and archetype usage were not counted as power. Because the list is Illegal, the score is capped low and reflects structural analysis only.
Dimension scores
| # | Dimension | Score | Evidence |
|---|---|---|---|
| D1 | Engine Accessibility & Consistency | 62 | P(>=1 searcher-text card in opening 5) about 0.92 for the 16-card core; starter density is high but spread across many Tuners (Inferred) |
| D2 | Opening-Hand Quality & Brick Management | 45 | 44 of 58 main copies are off-archetype, including Synchro Fellowship, Synchro Rumble, Black Garden and Majestic singles that often conflict with the Junk plan; brick risk is substantial (Inferred) |
| D3 | Combo Conversion & Ceiling | 50 | No parseable boards; ceiling read from card text only (Majestic Star Dragon, Cosmic Blazar, Stardust Sifr) (Inferred) |
| D4 | Combo Floor & Median Output | 40 | No recorded boards, so median output cannot be measured; starter diversity is moderate from text (Provisional) |
| D5 | Interruption Resilience & Route Redundancy | 52 | Several independent Tuner routes plus Jet Synchron and Junk Synchron Graveyard recursion provide some redundancy after one disruption (Inferred) |
| D6 | Resource Economy, Recovery & Grind | 50 | Recursion from the Graveyard through Jet Synchron and Junk Synchron and float-style searches exist, but no resource data is recorded (Inferred) |
| D7 | End-Board & Interaction Quality | 70 | Two Ash Blossom, one Infinite Impermanence and several Synchro negates (Majestic Star Dragon, Stardust Sifr, Cosmic Quasar) form a layered end-board (Inferred from card text; flags verified) |
| D8 | Going-Second & Board-Breaking Power | 55 | Going-second hand-trap probability about 0.38 for 3 hand traps in a 6-card hand; board-breaking relies on Quasar and Sifr Synchros (Inferred) |
| D9 | Offensive Pressure & Closing Power | 68 | Several 4000 ATK boss Synchros (Shooting Quasar, Cosmic Blazar, Shooting Majestic Star Dragon) give strong closing power when Extra access is reached (Verified stats, Inferred reach) |
| D10 | Main Deck Efficiency & Flexibility | 48 | Main Deck has 42 cards with 17 single copies and high off-archetype spread; flexibility is adequate but compactness is weak (Inferred) |
| D11 | Extra Deck Efficiency & Coverage | 40 | 16 Extra Deck cards exceed the tcg limit of 15, so the Extra Deck is illegal as built; Synchro coverage is broad but over-full (Verified legality) |
| D12 | Side Deck Adaptability | 10 | No Side Deck is present (Side Deck size 0), so post-side adaptability cannot be credited (Verified) |
| D13 | Matchup Coverage & Format Fit | 45 | No tournament link or dated meta sample; archetype share is unavailable (Provisional) |
| D14 | Pilotability & Error Tolerance | 45 | Multi-step Synchro chains with Graveyard and banish timing make pilotage demanding, though the deck has no combo log to measure it (Inferred) |
How the score was computed
Strategy profile: Midrange. Structural ≈ 51, Going First ≈ 50, Going Second ≈ 45, Meta = provisional, Tournament Reliability ≈ 40. Modifiers: Illegal Extra Deck size (-12); No Side Deck (-1). Final formula: 0.80*Structural + 0.20*TournamentReliability (Meta provisional) = 48.8, then Illegal cap and -13 modifiers, final 35
Probability & combo summary
- Opening a starter: P(≥1) ≈ 0.92 · 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 Synchro engine with many searchers (16 searcher-text cards)
- Layered interaction: two Ash Blossom, Infinite Impermanence and boss-level negates
- Several 4000 ATK closing Synchros with protection text
- Graveyard recursion through Jet Synchron and Junk Synchron
Weaknesses
- Illegal as built: Extra Deck has 16 cards against a limit of 15
- Low exact-archetype purity (24%) with many off-plan single copies
- No Side Deck, so no post-side plan
- No recorded boards, so floor and median are unmeasured
Critical choke points
- Starter access depends on Tuner availability; a single Tuner-removal or Ash-blocked line can stall the chain
- Extra Deck access is the gate to every boss, so the 16-card Extra list must be fixed first
Recommended changes
| Priority | Remove | Add | Reason |
|---|---|---|---|
| 1 | One Extra Deck Synchro (for example Crimson Dragon) | Nothing; keep the Extra Deck at 15 cards | Fixes the only hard legality violation so the deck can receive a normal score |
| 2 | Synchro Fellowship or Synchro Rumble (off-plan single copies) | A second copy of Junk Synchron or Scrap Synchron | Raises starter density and reduces brick risk for the core Tuner chain |
| 3 | One single-copy off-archetype spell | A 15-card Side Deck with Ash Blossom and Infinite Impermanence backups | Gives a post-side plan and answers the going-second interaction gap |
Evidence & confidence
- Verified: Main Deck 42 cards, legal range 40-60; Extra Deck 16 cards exceeds tcg maximum of 15; Reinforcement of the Army (Limited, 1 copy) and Ash Blossom & Joyous Spring (Semi-Limited, 2 copies) are within legal copies; No Side Deck present
- Observed: No recorded boards, so no measured combo output exists
- Inferred: Opening-hand starter probability about 0.92 for the archetype-core group; Interaction density from card text (Ash Blossom, Infinite Impermanence, Synchro negates); Brick risk from off-archetype singles; Going-second hand-trap probability about 0.38
- Provisional: Meta Power (null, no dated metagame sample); Matchup and format fit (D13) with 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 absent No win-rate telemetry; going-first/second and matchup results unknown Meta Power is Provisional unless a dated metagame sample is supplied Deck title is null in the export
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