Crystal Beast Deck #767500 — Yu-Gi-Oh! OCG

56 Main, 15 Extra, incl. Elemental HERO Stratos x3, Miracle Ejector x3, Mulcharmy Fuwalos x3. Created Oct 20, 2026 by YGO Mod.

Deck Crystal Beast OCG

Created by: YGO Mod (20517634)

Created On: 10/20/2026

 
 


Official AI Deck Power Analysis
MidrangeConfidence: LowEvaluated Oct 20, 2026
32± 8/ 100
Power Score
Structural 45
Reliability 40
Going First 40
Going Second 45

Deck — Deck Power Evaluation

Final Contextual Deck Power: 32/100 (±8 · Confidence: Low)

Overall score Value
Structural Deck Power 45.4
Going First 40
Going Second 45
Meta Power provisional
Tournament Reliability 40
  • Primary strategy: Midrange
  • Secondary strategies: Toolbox, Fusion
  • Format: ocg

Legality

Main 56 / Extra 15 / Side 0 — status under the rules at evaluation time: Illegal. 1 violation(s).

Identity & game plan

  • Win condition: Elemental HERO fusion boards (Neos, Sunrise, Chaos, Cosmo Neos) summoned through Polymerization / Miracle Fusion / Mask Change lines; Mulcharmy draw-and-pressure plus Forbidden Crown / Droplet interaction
  • Turn 1 (going first): Not established: the list has one Polymerization and one Miracle Fusion, so no reliable T1 starter line can be identified from the evidence (Inferred)
  • Turn 2 (going second): Hand-trap stack (Ash Blossom, Infinite Impermanence, Droll & Lock Bird, Solemn Judgment) to disrupt the opponent's first board, then a fusion or Mulcharmy follow-up (Inferred)
  • Recovery: Searchers (14 searcher-text cards) and Mulcharmy draw effects are the only recovery routes; the list has no recursion engine (Inferred)
  • After siding: Not evaluable: the deck has zero Side Deck cards

Why it scores here

The deck is not an Illegal-free system: it runs three copies of Ash Blossom & Joyous Spring against a two-copy OCG limit, so the score is capped and labeled structural-only. Its strongest part is the interaction suite (seven hand traps and 14 negation or removal text cards), which gives it a plausible going-second disruption plan. Engine coherence is weak: the card list spans Elemental HERO, Mulcharmy, Neo-Spacian, Forbidden, and Crystal Beast names with 0% exact Crystal Beast purity, and it runs only one Polymerization and one Miracle Fusion, so starter access is thin. No recorded boards exist, so combo floor and ceiling are text-only inference. Popularity or archetype label did not earn points, and card scores were not averaged into the deck score.

Dimension scores

# Dimension Score Evidence
D1 Engine Accessibility & Consistency 45 P(at least one of any 3-copy card in a 5-card opener) about 0.25 and only one Polymerization plus one Miracle Fusion as fusion access; starter reliability is low (Inferred)
D2 Opening-Hand Quality & Brick Management 40 20 singleton cards and 12 three-copy cards with several conflicting Normal Summon or Mulcharmy-restricted lines; brick risk is high (Inferred)
D3 Combo Conversion & Ceiling 35 No parseable boards; ceiling is a text-only read of HERO fusion boards with no confirmed combo line (Inferred)
D4 Combo Floor & Median Output 30 No recorded boards, so median output cannot be measured; expected output is low without a reliable starter (Inferred)
D5 Interruption Resilience & Route Redundancy 50 Seven hand traps and Droll & Lock Bird give some independent answers after one interruption, but there is no recursion or redundant starter route (Inferred)
D6 Resource Economy, Recovery & Grind 45 Pot of Sloth, Mulcharmy draw effects, and 14 searcher-text cards support card economy, but no recursion engine exists (Inferred)
D7 End-Board & Interaction Quality 65 Seven hand traps, Forbidden Crown, Forbidden Droplet, Solemn Judgment, and Harpie's Feather Duster give layered negation and removal text (Inferred semantic read)
D8 Going-Second & Board-Breaking Power 58 Hand traps and Ash Blossom suit going second, but no board-breaking Extra Deck line is confirmed in the evidence (Inferred)
D9 Offensive Pressure & Closing Power 60 Elemental HERO Neos, Cosmo Neos (3500 ATK), Contrast HERO Chaos (3000 ATK), and Nebula Neos give a high ceiling if summoned (Verified stats)
D10 Main Deck Efficiency & Flexibility 45 56 Main Deck cards with 20 singletons and no clear compactness; the deck mixes several archetype lines (Observed composition)
D11 Extra Deck Efficiency & Coverage 55 13 Fusion and 2 Link monsters with several mandatory fusion paths; Extra Deck access depends on too few fusion spells (Verified composition plus Inferred)
D12 Side Deck Adaptability 10 Zero Side Deck cards, so no post-side plan exists (Verified)
D13 Matchup Coverage & Format Fit 40 No dated meta sample or tournament link; archetype share is unavailable (Provisional)
D14 Pilotability & Error Tolerance 45 Several multi-step fusion and Mulcharmy decision points with Mask Change and Masked HERO requirements; error tolerance is moderate (Inferred)

How the score was computed

Strategy profile: Midrange primary; Toolbox used as the secondary tie-breaker for interaction breadth. Structural ≈ 45.4, Going First ≈ 40, Going Second ≈ 45, Meta = provisional, Tournament Reliability ≈ 40. Modifiers: illegal copy-limit violation (-10); no side deck (-2). Final formula: 0.80*Structural + 0.20*TournamentReliability + ContextModifiers (Meta provisional); illegal-deck cap applied (structural-only)

Probability & combo summary

  • Opening a starter: P(≥1) ≈ 0.25 · 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

  • Seven hand traps and 14 negation or removal text cards give layered interaction
  • High-ceiling Elemental HERO and Neo-Spacian Extra Deck boards (Neos, Cosmo Neos, Chaos)
  • Searcher density (14 cards) supports card access

Weaknesses

  • Illegal copy count on Ash Blossom & Joyous Spring
  • Only one Polymerization and one Miracle Fusion, so fusion access is thin
  • Archetype identity is inconsistent: the Crystal Beast label has 0% exact purity
  • Zero Side Deck cards

Critical choke points

  • Fusion access depends on single copies of Polymerization and Miracle Fusion
  • Mulcharmy lines require an empty field, which conflicts with fusion board-building
Priority Remove Add Reason
1 one copy of Ash Blossom & Joyous Spring a legal-copy card or a second Polymerization-type search Restores legality and fixes the copy-limit violation before any score can be trusted
2 one of the three Mulcharmy copies a second Polymerization or Fusion-enabling card Improves fusion access without giving up the Mulcharmy draw plan
3 a 15-card Side Deck Gives post-side adaptability, which the deck currently lacks entirely

Evidence & confidence

  • Verified: Illegal status: Ash Blossom & Joyous Spring copies 3 vs legal 2 under OCG Semi-Limited; Main 56 and Extra 15 sizes are within OCG limits; Side count 0; 14 searcher-text and 14 negation or removal text cards; Extra Deck is 13 Fusion and 2 Link
  • Inferred: Starter access about 25% for any 3-copy card in an opener; Brick risk from singleton and archetype-mismatched cards; Going-second plan through hand-trap stacking; No recursion engine, so recovery is weak
  • Provisional: Meta Power is null; matchup and format fit are unmeasured
  • Data gaps: no combos supplied, so combo floor, median, and ceiling are text-only inference no tournament link, so archetype meta-share and pilot record are absent no win-rate telemetry Meta Power is provisional without a dated metagame sample deck title is null

More OCG Info

Crystal Beast

Crystal Beast Breakdown

 
 

 

 

 

 

 

 
 

 

 
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