NEXUS

Executive Summary: From Glass Cannon to Resilient Engine

The release of the Doom of Dimensions (DOOD) support provides a fundamental strategic revision for the "D/D" archetype. Historically, the strategy was a "glass cannon": a deck with an exceptionally high-power ceiling but plagued by inconsistent opening hands and an extreme vulnerability to high-impact "hand traps."

The DOOD support package delivers precision-engineered tools that directly address these weaknesses. The new play style possesses a newfound level of consistency and resilience, re-contextualizing the archetype from a high-risk "rogue" strategy into a viable and robust tournament contender. This is achieved through new 1-card starters and in-engine hand trap negation.

The Engine Room: Core Mechanics

The Five-Method Synthesis

D/D's core philosophy is its ability to cycle through all Extra Deck summoning types in a single turn. This is a functional necessity, not just a display of versatility. Each summon facilitates the next, creating a cascade of field presence that turns a single pair of monsters into four or five different Extra Deck plays. This resource efficiency defines the deck's explosive capability.

The Dark Contract Economy

The "Dark Contract" Spells provide unparalleled consistency at a cost: 1000 damage during each Standby Phase. This mandates the rapid deployment of D/D/D Oracle King d'Arc, who masterfully converts this self-inflicted damage into Life Point gain. The archetype's economy requires this cost conversion, turning a liability into a sustained advantage.

The Royal Court: Key Cards

The New Corporate Mandate (Doom of Dimensions)

D/D/D Zero Doom Queen Machinex

D/D/D Zero Doom Queen Machinex
Missing: 20715411

The single most important new card. Its Pendulum Effect is a 1-card starter that places "Dark Contract with the Gate" from the deck, initiating the full combo and solving the deck's primary consistency issue.

D/D/D Sky King Zeus Ragnarok

D/D/D Sky King Zeus Ragnarok
Missing: 30998403

The hand trap solution. This Link-3 provides in-engine, pre-emptive negation for monster effects activated in the hand (like "Nibiru"), shielding your combos. It also grants a second Pendulum Summon, raising the deck's ceiling.

D/D/D Wise King Solomon

D/D/D Wise King Solomon
Missing: 32232538

The universal searcher and combo "glue." This Rank 4 Xyz turns any two Level 4 "D/D" monsters into any "D/D" card from the deck, dramatically raising the "floor" and consistency of suboptimal hands.

The Engine Cogs (Core Staples)

D/D Savant Kepler

The original starter. On summon, it searches "Dark Contract with the Gate." Now also functions as a 1-card starter by searching a card that searches `Zero Machinex`.

Dark Contract with the Gate

The central search tool. Once per turn, it adds any "D/D" monster from deck to hand. A primary target for `Zero Machinex`'s effect.

D/D Swirl Slime

A primary Fusion enabler from the hand. Its graveyard effect provides an additional Special Summon, generating field presence without a Normal Summon.

D/D Necro Slime

The graveyard counterpart to Swirl Slime, enabling Fusion Summons by banishing materials from the graveyard to maintain resource loops.

D/D Savant Copernicus

A crucial utility monster that sends a "D/D" or "Dark Contract" card from the deck to the graveyard, setting up plays with Necro Slime or `D/D Defense Soldier`.

D/D Gryphon

A modern starter and extender. It can Special Summon itself by discarding a D/D card, offering resilience and bypassing the Normal Summon.

Core Combo Walkthroughs

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This walkthrough demonstrates the new standard 1-card full combo enabled by D/D/D Zero Doom Queen Machinex.

D/D/D Zero Doom Queen Machinex
Missing: 20715411
1

Activate the Starter

Activate D/D/D Zero Doom Queen Machinex in your Pendulum Zone. Use its effect to place Dark Contract with the Gate directly from your Deck.

Dark Contract with the Gate
Missing: 46372010
2

Build the Engine

Activate Gate to search D/D Savant Kepler. Normal Summon Kepler to search Dark Contract with the Zero King.

Dark Contract with the Zero King
Missing: 32665564
3

Initiate the Combo

Activate Zero King, using its effect to destroy Machinex in your Pendulum Zone. This triggers Zero King's other effect, letting you Special Summon a "D/D/D" monster from your Deck and begin your full combo sequence.

Advanced Play: The 'Nibiru-Proof' Line

D/D/D Sky King Zeus Ragnarok
Missing: 30998403

Playing Around Hand Traps

New combo lines are specifically designed to summon D/D/D Sky King Zeus Ragnarok as the fifth summon. This puts an active hand trap negation on the field *before* you commit to your main Pendulum Summon, making your full combo safe from Nibiru, the Primal Being and other monster-based interruptions.

The New Endboard: A Layered Defense

A typical D/D endboard is no longer fragile. It now utilizes "interaction diversity" to control the game from multiple angles (Field, GY, and Hand).

Cursed King Siegfried

D/D/D Cursed King Siegfried
Missing: 44852429

Provides a crucial, once-per-turn targeted Spell/Trap negate, protecting your board and contracts.

Deviser King Deus Machinex

D/D/D Deviser King Deus Machinex
Missing: 46593546

Offers non-targeting monster removal by attaching an opponent's monster to itself as material during either player's turn.

Sky King Zeus Ragnarok

D/D/D Sky King Zeus Ragnarok
Missing: 30998403

The new layer of protection. Provides a dedicated negate for monster effects activated in the opponent's hand.

Competitive Analysis

Strengths

  • High Ceiling: Can produce nearly unbreakable boards with multiple forms of interaction.
  • Unprecedented Consistency: New 1-card starters (`Zero Machinex`) dramatically reduce brick hands.
  • In-Engine Protection: `Zeus Ragnarok` provides a built-in answer to hand traps, solving a historical weakness.
  • Recursive Engine: The "Slime" engine and new cards like `D/D Defense Soldier` create a strong follow-up game.

Weaknesses

  • High Complexity: Long and intricate combo lines remain a significant barrier to entry for new pilots.
  • Specific Choke Points: While more resilient, the deck still has key moments (like `Machinex`'s activation) that can be interrupted.
  • Board Breakers: Susceptible to non-targeting board wipes like "Dark Ruler No More" or "Evenly Matched."

Synergies & Tech

  • D/D/D Headhunt: A searchable trap card that provides another monster negate + steal, often part of the new endboard.
  • Generic Synchros: Access to powerful generic Synchros like "Baronne de Fleur" before initiating the D/D lock.
  • Allure of Darkness: Provides essential draw power and helps set up the graveyard.

Banlist Impact

Fully Unrestricted

As of the current TCG format, the D_D archetype is entirely unrestricted, allowing it to operate at full capacity.

Maximum Consistency

Play any card at your preferred ratio without restrictions

Full Strength Plays

Access to all archetype synergies without limitations

Strategic Freedom

No banlist constraints holding back your strategy

Banlist Status Summary

analyzed • 0 restrictions found • All cards legal at 3 copies