Nekroz Deck #767835 — Yu-Gi-Oh! OCG

40 Main, 15 Extra, incl. Avance, Swordsman of the Nekroz x3, Emilia, Dance Priestess of the Nekroz x3, Nekroz of Brionac x3. Created Oct 20, 2026 by YGO Mod.

Deck Nekroz OCG

Created by: YGO Mod (20517634)

Created On: 10/20/2026

 
 


Official AI Deck Power Analysis
ComboConfidence: MediumEvaluated Oct 20, 2026
58± 8/ 100
Power Score
Structural 64
Reliability 58
Going First 68
Going Second 60

Deck — Deck Power Evaluation

Final Contextual Deck Power: 58/100 (±8 · Confidence: Medium)

Overall score Value
Structural Deck Power 64
Going First 68
Going Second 60
Meta Power provisional
Tournament Reliability 58
  • Primary strategy: Combo
  • Secondary strategies: Control
  • Format: ocg

Legality

Main 40 / Extra 15 / Side 0 — status: Legal.

Identity & game plan

  • Win condition: Ritual Summon high-ATK Nekroz monsters (Sophia 3600, Areadbhair 3300, Valkyrus 2900) off Ritual Spells, then convert the board with Fusion, Xyz and Synchro Extra Deck monsters.; Protect the engine with Nekroz negations (Valkyrus, Unicore, Trishula, Clausolas, Areadbhair) and Effect Veiler, then grind through repeated Ritual Summons.
  • Turn 1 (going first): Use Nadir Servant, Avance, Emilia or Preparation of Rites to search a Ritual Spell and Ritual Monster, then Ritual Summon via Divinemirror, Kaleidoscope, Mirror or Cycle while keeping negation for the first opposing response.
  • Turn 2 (going second): Hold Effect Veiler and negation-capable Nekroz monsters to answer the opponent's board, then rebuild with Ritual Spells from the GY and Extra Deck summons.
  • Recovery: Recover Ritual Spells and Nekroz monsters from the GY through Nekroz Mirror, Cycle and Divinemirror; Shurit and Ariel add monsters from the Deck when tributed.
  • After siding: No Side Deck is registered, so there is no post-side plan; the list cannot adjust to matchups between games.

Why it scores here

The deck is scored as a system: it reliably reaches a Ritual Spell and Ritual Monster through its 28 searcher-text cards (P(at least one Nekroz core card in a 5-card opening hand) is about 0.90, Inferred), and its Ritual engine has enough ritual-spell redundancy (six Ritual Spells across Divinemirror, Kaleidoscope, Mirror and Cycle, plus Preparation of Rites) to recover after one disruption. Its ceiling comes from high-ATK Ritual monsters such as Sophia, Areadbhair and Valkyrus combined with a 15-slot Extra Deck of Fusion, Xyz and Synchro cards, and its negation density (10 negation-text cards and 3 hand traps) gives it a credible going-second answer. It loses points for the absence of any recorded combos, a median output that cannot be verified, a zero-card Side Deck, and off-archetype Extra Deck slots (exact-name purity 47.3%). Archetype popularity (Nekroz core inclusion at 60 to 80 percent) confirms the list is real and accessible but did not add to the score, and no card scores were averaged.

Dimension scores

# Dimension Score Evidence
D1 Engine Accessibility & Consistency 70 P(at least one of 6 Ritual Spells in 5-card hand) is about 0.58 going first and about 0.65 going second, and core-group P(open at least one) is 0.90 (Inferred)
D2 Opening-Hand Quality & Brick Management 62 Seven triple-copy main cards plus 15 Spells give high redundancy; conflicting Extra-Deck fodder and Ritual Spell dependency raise brick risk (Inferred)
D3 Combo Conversion & Ceiling 74 Ritual Summon of Sophia (3600), Areadbhair (3300) and Valkyrus (2900) plus Extra Deck follow-ups gives a high ceiling per starter (Inferred from card text)
D4 Combo Floor & Median Output 55 No recorded boards exist, so median output is unverified; the engine depends on the Ritual Spell chain (Inferred)
D5 Interruption Resilience & Route Redundancy 60 Searchers, Mirror/Cycle recursion and Veiler give some route redundancy, but only three hand traps and no Side Deck (Inferred)
D6 Resource Economy, Recovery & Grind 70 Searchers (28 text hits), Ritual Spell recursion from the GY and Garura draw effects give strong grind (Inferred from card text)
D7 End-Board & Interaction Quality 68 Ten negation-text and twelve removal-text cards, with Ultimate Slayer and Valkyrus layering interaction (Inferred semantic read)
D8 Going-Second & Board-Breaking Power 60 Going-second six-card hand gives about 0.39 for a hand trap, and Valkyrus, Unicore and Veiler give answers to an established board (Inferred)
D9 Offensive Pressure & Closing Power 72 Multiple 2900 to 3600 ATK Ritual monsters and Extra Deck boss monsters give strong closing power (Inferred from card text)
D10 Main Deck Efficiency & Flexibility 65 40 Main cards with 21 distinct names, 3 tech cards and no floodgate; coherent Nekroz core, but Nadir and Slayer are situational (Inferred)
D11 Extra Deck Efficiency & Coverage 62 All 15 Extra slots are used across 13 distinct cards, with several off-archetype Fusion/Xyz/Synchro choices and absent core Code Igniter and Toadally (Inferred)
D12 Side Deck Adaptability 20 No Side Deck is registered, so there is no post-side plan; scored low by default (Inferred)
D13 Matchup Coverage & Format Fit 50 No tournament or metagame data exists; archetype meta-share and per-pilot records are absent (Provisional)
D14 Pilotability & Error Tolerance 45 Multi-step Ritual chains with several decision points and tribute-substitute interactions are demanding to pilot (Inferred)

How the score was computed

Strategy profile: Combo. Structural ≈ 64, Going First ≈ 68, Going Second ≈ 60, Meta = provisional, Tournament Reliability ≈ 58. Modifiers: Off-archetype Extra Deck slots (-3); Unrecoverable ritual choke point (-2). Final formula: 0.80*Structural + 0.20*TournamentReliability + ContextModifiers (Meta provisional, no dated metagame sample): 0.80*64 + 0.20*58 - 5 = 57.8, rounded to 58

Probability & combo summary

  • Opening a starter: P(≥1) ≈ 0.9 · key two-card combo ≈ — · full-brick estimate ≈ 0.1 (all Inferred)
  • Combo output: best PowerIndex —, median —, board-per-starter —
  • Turn order: 0 going-first lines vs 0 going-second lines

Strengths

  • Six Ritual Spells and 28 searcher-text cards give strong starter access
  • High-ATK Ritual monsters and Extra Deck boss monsters give a high closing ceiling
  • Ten negation and twelve removal-text cards plus three hand traps provide layered interaction

Weaknesses

  • No recorded combos, so median output and floor are unverified
  • No Side Deck, so no adaptation between games
  • Exact-name purity is 47.3 percent with several off-archetype single-copy Extra Deck choices

Critical choke points

  • Ritual Spell access: every Ritual monster needs a Ritual Spell in hand or GY
  • Extra Deck fodder for Ultimate Slayer and Nadir Servant
Priority Remove Add Reason
1 1 Ultimate Slayer 1 second Nekroz Mirror Ultimate Slayer needs an Extra Deck send and does little on its own; a second Ritual Spell raises the access that the engine depends on (Inferred)

Evidence & confidence

  • Verified: Main 40, Extra 15, Side 0 within size rules; No restricted or banned cards; all copy counts are at or below 3; Archetype usage: Nekroz of Brionac and Avance are core at 60 to 80 percent inclusion
  • Inferred: Starter access probabilities from hypergeometric estimates; Card-text-based engine, interaction and closing read; Going-first and going-second estimates
  • Provisional: Meta Power and matchup fit (no dated metagame sample); Tournament reliability (no tournament link)
  • Data gaps: No recorded combos, so combo floor, median and ceiling are text-only inference No tournament link, so archetype meta-share and per-pilot records are absent No win-rate telemetry exists for this deck Meta Power is provisional unless a dated metagame sample is supplied No Side Deck is registered

More OCG Info

Nekroz

Nekroz Breakdown

 
 

 

 

 

 

 

 
 

 

 
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