Diablo 4 Season 9: Summoner Necromancer Build Guide – Clearing Tier 100 Nightmare Dungeon

Build Overview

This guide covers a Summoner Necromancer build for Diablo 4 Season 9, focusing on Skeletal Mages as the primary damage source. The build is beginner-friendly, capable of clearing Tier 100 Nightmare Dungeons, and has potential for even higher tiers.

Skill Setup

Core Skills (Maxed)

• Skeletal Mage Mastery – Main damage source.

• Tendrils – Used for grouping enemies.

• Blood Mist (or another Darkness skill) – Helps trigger "Pursuit of the Damned" (8% movement speed & damage bonus).

Utility & Buffs

• Corpse Explosion (or Bone Prison) – Personal preference.

• Decrepify (via Blood Moon Bracers) – Automatically applied by minions (no manual casting needed).

• Iron Golem (Sacrifice for Critical Damage) – Boosts overall damage.

Key Passives

• Kalan’s Edict – Increases minion survivability.

• Book of the Dead (Reaper Skeletons & Iron Golem Sacrifice) – Enhances Shadow damage and crit damage.

Gear & Stats Priority

Must-Have Items

• Blood Moon Bracers – Automatically applies Decrepify and provides Critical Strike Chance.

• Necrotic Grasps – Increases Skeletal Mage count (essential for max summon limit).

Optimal Stats

• Attack Speed (Minions & Player) ≥ 100% – Achieved via:

  • Rings (Attack Speed rolls)

  • Paragon nodes

  • Skill bonuses

  • Potions (if needed)

• Critical Strike Chance – Stacked through:

  • Dexterity (on gear)

  • Blood Moon Bracers

  • Other gear rolls (replace excess Attack Speed with Crit if needed).

• Summoning Damage > Skeletal Mage Damage (Due to a current bug making Summoning Damage scale better).

Enchanting & Upgrades

• Weapon: Prioritize Intelligence (boosts minion damage).

• Rings: Focus on Attack Speed, Critical Chance, or Critical Damage (adjust based on needs).

Paragon Board Setup

Key Glyphs

• Undying (Survivability)

• Exploit (Damage Boost)

• Flesh-Eater (Sustain)

• Essence (Resource Management)

Important Nodes

• Minion Attack Speed (Mandatory)

• Intelligence & Dexterity (For damage & crit)

• Summoning Damage Buffs

Gameplay Tips

1. Max Minion Count (12 Skeletal Mages) – Achieved via:

   • Base summoning

   • Necrotic Grasps (+2)

   • Book of the Dead upgrades.

2. Survival Tips:

   • Use Blood Mist for invulnerability.

   • Position carefully to avoid one-shot mechanics.

3. Damage Optimization:

   • Let minions do most of the work.

   • Use Tendrils to group enemies for AoE clear.

Frequently Asked Questions (FAQ)

Q: How is Decrepify applied?

A: Blood Moon Bracers make minions apply it automatically.

Q: Why Summoning Damage over Skeletal Mage Damage?

A: A current bug makes Summoning Damage scale better.

Q: How to reach 100% Attack Speed?

A: Use rings, Paragon nodes, skill bonuses, and potions if needed.

Performance & Scaling

• Tier 100 Clear: Achievable even with non-perfect gear.

• Higher Tiers (110+ Possible): With optimized gear and playstyle.

• Playstyle: Mostly "AFK-friendly" but requires some positioning.

Final Thoughts

This Summoner Necromancer build is strong, easy to play, and great for beginners in Season 9. If you enjoy minion-based gameplay, this build will feel smooth and powerful.

Enjoy the grind, and happy summoning!

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