Harpie Deck #762539 — Yu-Gi-Oh! TCG

44 Main, 15 Extra, incl. Bone Archfiend x3, Power Vice Dragon x3, Ash Blossom & Joyous Spring x3. Created Oct 6, 2026 by YGO Mod.

Deck Harpie TCG

Created by: YGO Mod (20517634)

Created On: 10/06/2026

 
 


Official AI Deck Power Analysis
MidrangeConfidence: LowEvaluated Oct 22, 2026
40± 10/ 100
Power Score
Structural 54
Reliability 45
Going First 52
Going Second 55

Deck — Deck Power Evaluation

Final Contextual Deck Power: 40/100 (±10 · Confidence: Low)

Overall score Value
Structural Deck Power 54
Going First 52
Going Second 55
Meta Power provisional
Tournament Reliability 45
  • Primary strategy: Midrange
  • Secondary strategies: Toolbox, Synchro
  • Format: tcg

Legality

Main 44 / Extra 15 / Side 0 — status: Illegal. 1 violation(s).

Identity & game plan

  • Win condition: Synchro Summon Red Dragon Archfiend / Red Supernova Dragon / Hot Red Dragon Archfiend Abyss and attack through a board the opponent cannot easily rebuild; Red Rising Dragon and Crimson Blade Dragon boards with Resonator recursion
  • Turn 1 (going first): Search a Resonator or Red Dragon Archfiend enabler (Vision Resonator, Crimson Gaia, Resonator Call) and build toward a Fiend Tuner plus non-Tuner Synchro line; hold Ash Blossom and Droll for the opponent's first activation
  • Turn 2 (going second): Hold Ash Blossom, Droll & Lock Bird and Infinite Impermanence as six-card-hand interaction, then go to a Synchro board once the opponent's first board is answered
  • Recovery: Resonator monsters recover themselves from the GY (Synkron Resonator, Vision Resonator) and Crimson Gaia / Red Rising Dragon re-search the Red Dragon line
  • After siding: Not evaluable: the deck list has no Side Deck, so no post-side plan can be scored

Why it scores here

This list is illegal as submitted (three copies of Ash Blossom & Joyous Spring against a limit of two), so the score is capped and the evaluation is structural only. The 15-card Synchro Extra Deck and the searcher density (about 93% chance of at least one searcher in an opening five-card hand, Inferred) give the list a plausible way to open a Red Dragon Archfiend line. Its closing power is real: Red Supernova Dragon, Red Dragon Archfiend and Hot Red Dragon Archfiend Abyss are high-ATK Synchro boss monsters. Consistency is held back by 21 singletons, 18 Level 0 Spell/Trap slots and a Side Deck of zero, and no combo or tournament data exists to confirm the line works in practice. Archetype popularity did not earn points, the list's archetype label (Harpie) does not match its contents (Red Dragon Archfiend, Resonator, Bystial, Chaos), and the score was not produced by averaging card scores.

Dimension scores

# Dimension Score Evidence
D1 Engine Accessibility & Consistency 60 P(at least one searcher in a 5-card opening hand) = 0.93 and archetype core group P = 0.47; Synchro starter access depends on Tuner density (Inferred)
D2 Opening-Hand Quality & Brick Management 45 21 singleton main-deck cards and 18 Level 0 Spell/Trap slots raise the brick and dead-card rate; Synchro material conflicts are not quantified (Inferred)
D3 Combo Conversion & Ceiling 55 No recorded combos exist; ceiling is text-only from Red Dragon Archfiend and Red Supernova Dragon effects (Inferred)
D4 Combo Floor & Median Output 50 No recorded boards, so the median output is unknown and inferred from the starter-to-payoff ratio (Inferred)
D5 Interruption Resilience & Route Redundancy 60 Multiple Resonator searchers and recursion (Synkron Resonator, Vision Resonator, Crimson Gaia) give independent routes after one answer (Inferred)
D6 Resource Economy, Recovery & Grind 55 Recursion from GY and re-search text is present, but no resource signature data exists (Inferred)
D7 End-Board & Interaction Quality 60 Seven hand traps and about 10 negation-text cards give layered interaction, but the over-limit Ash Blossom copy is not legal to run (Inferred)
D8 Going-Second & Board-Breaking Power 50 Going-second hand-trap coverage is P(at least one hand trap in 6) = 0.67; board-breaking relies on Harpie's Feather Duster and Raigeki (Inferred)
D9 Offensive Pressure & Closing Power 70 Red Supernova Dragon (4000 ATK), Hot Red Dragon Archfiend Abyss (3200) and Red Dragon Archfiend (3000) give high end-board ATK (Verified stats, Inferred payoff)
D10 Main Deck Efficiency & Flexibility 55 44 main cards in a 40-60 range with 29 distinct cards; 18 Level 0 Spell/Trap slots lower compactness (Verified counts, Inferred efficiency)
D11 Extra Deck Efficiency & Coverage 65 15 Synchro Extra Deck cards with three Red Rising Dragon and two Red Dragon Archfiend copies; full Extra slot use (Verified)
D12 Side Deck Adaptability 20 No Side Deck is present, so no post-side adaptability can be measured (Verified gap)
D13 Matchup Coverage & Format Fit 40 No dated metagame or tournament link; archetype meta-share not available (Provisional)
D14 Pilotability & Error Tolerance 50 Multi-step Synchro chains and several Quick Effects raise the decision load, though no step data exists (Inferred)

How the score was computed

Strategy profile: Midrange. Structural ≈ 54, Going First ≈ 52, Going Second ≈ 55, Meta = provisional, Tournament Reliability ≈ 45. Modifiers: illegal copy-limit violation (-12). Final formula: 0.80*Structural + 0.20*TournamentReliability + ContextModifiers, with Meta provisional; 0.80*54 + 0.20*45 = 52.2, then illegal-deck cap modifier -12 gives 40

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

  • Strong Synchro boss monsters with high ATK (Red Supernova Dragon 4000, Hot Red Dragon Archfiend Abyss 3200)
  • Dense searcher text (about 93% at least one in a 5-card opening hand, Inferred)
  • Seven hand traps plus negation-text cards give layered interaction
  • Full use of the 15-card Extra Deck

Weaknesses

  • Illegal as submitted: three Ash Blossom & Joyous Spring against a limit of two
  • No Side Deck in a format that normally requires one
  • Archetype label 'Harpie' does not match the deck (only Harpie's Feather Duster carries it); the list is Red Dragon Archfiend / Resonator / Bystial shell
  • 21 singletons and 18 Level 0 Spell/Trap slots raise brick and dead-card risk
  • No recorded combos, so ceiling and median output are unverified

Critical choke points

  • Red Dragon Archfiend / Red Rising Dragon Synchro enabler chain: a single Tuner loss removes the Synchro route
  • Ash Blossom copy count: the list cannot be legally submitted until the third copy is removed
Priority Remove Add Reason
1 Third copy of Ash Blossom & Joyous Spring A legal-limit main-deck card of the pilot's choice (no specific replacement is supported by this evidence) Restores legality; the copy limit is Semi-Limited at two
2 None A Side Deck (up to 15 cards) suited to the format The list has zero side cards, so d12 and post-side planning cannot be scored
3 None Correct the archetype label from Harpie to the actual shell (Red Dragon Archfiend / Resonator) The label drives archetype-level stats and mis-describes the deck in the database

Evidence & confidence

  • Verified: Main 44, Extra 15, Side 0; main size 40-60 and extra size 0-15 both pass; Ash Blossom & Joyous Spring run 3 vs legal 2 (violation); Limited cards Bystial Druiswurm, Bystial Magnamhut, Droll & Lock Bird, Foolish Burial, Harpie's Feather Duster, The Bystial Lubellion each run 1 copy, which is legal; Card stats such as Red Supernova Dragon 4000 ATK and Red Dragon Archfiend 3000 ATK
  • Observed: No boards or combos recorded for this deck
  • Inferred: Searcher and hand-trap hit rates from hypergeometric draws; Structural dimension scores and the combined consistency read; Strategy classification from card text and Extra Deck composition
  • Provisional: Meta Power (no dated metagame sample); Matchup fit (no tournament link)
  • Data gaps: Deck title is null and archetype label 'Harpie' does not match the card list No combos supplied; combo floor, median and ceiling are text-only inference No Side Deck present; post-side plan and d12 cannot be measured No tournament link; archetype meta-share and per-pilot match record absent No win-rate telemetry (going-first/second, matchup, brick/starter rates) Meta Power is Provisional unless a dated metagame sample is supplied

More TCG Info

Harpie

Harpie Breakdown

 
 

 

 

 

 

 

 
 

 

 
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