Diablo 4 Season 7: Best Blood Wave Necromancer Build Guide

It's 9 March 2025, and Season 7 (Season of Witchcraft) is at its peak. WOLFGANG's vid (linked above) unveils the Blood Wave Necromancer - a beast that can one-shot Uber bosses, speed farm tier 131+ pits, and doesn't need mythics. This end-game build combines maximum damage, survivability, and speed to shred Sanctuary's toughest content. Here's the full breakdown - skills, gear, Paragon, and tips - straight from the planner!  

Why Blood Wave Rules

Power: Trillions of damage - Pit 150 viable, Uber Lilith melts.  Speed: T131 in minutes - no Mythics required.  Ease: Spam Blood Wave, gain-accessible with a unique.

Skills

Base: Decompose (2pts) - Darkness skill for stats, rare corpse spawn.  Core: Blight (3pts, supernatural)-Shadow DoT + damage boost to pit push.  Macabre:  Corpse Explosion (3 pts, Blighted) - consumes corpses for damage buffs, Shadow synergy.  Corpse Tendrils (3 pts, Blighted)-Groups enemies, spawns blood orbs.  Blood Fog (3 pts, Dreadful)-CC immunity, crit buffs.Curse: Decrepify (3 pts, Despicable)-Automatic via Cursed Aura aspect (slows, stuns, CDR).  Ultimate: Blood Wave (7 pts, Supreme)-Main DPS, doubled by Kyrsan's Legacy, Shadow via Ultimate Shadow Aspect.  Passives:  Hewed Flesh (3), Fueled by Death (3), Titanfall (3), Amplify Damage (3), Death's Embrace (3), Precision Decay (2), Reaper's Pursuit (3), Gloom (3), Terror (3), Coalesced Blood (3), Tides of Blood (3), Bonded in Essence (3 via temper), Doomed Finality (3), Memento Mori (3), Stand Alone (3), Inspiring Leader (3).  Key Passive: Rathma's Vigor-Next blood skill overpowers after 15 health (faster with orbs).

Book of the Dead

Reaper Warrior: Sacrifice - Shadow damage increase.  Bone Mage: Sacrificed - Overpower buff.  Iron Golem: Sacrificed - Critical damage spike.

Mercenaries

Hired: Subo  Seeker: Reveals enemies.  Wire Trap, Ready at Hand, Covering Fire, Opening Fire: Slow, Speed, Crit buffs.Reinforcement: Raheir Bastion on Bloodwave (Barrier, Unstoppable).

Witch Powers (Level 10+)

Aura of Siphoning: Poison aura, healing (Growth & Decay).  Soul Harvest: Stat boost on cooldowns (Growth & Decay).  Purifying Touch: Increases ultimate damage from Voice of the Stars.  Hex of Whispers: Shadow damage Hex (Growth & Decay).  Ouro Specialisation: +Critical damage at 10+.  Pano (Unique, Lvl 5): Draws enemies.

Gear (No Mythics)

Helm: Int, Max Health, CDR  Temper: Lucky Hit Stun, +Drain Health  Aspect: 25% DR  MW: Max Health
Chest: Int, Max Health, Armour  Temper: Total armour, Lucky hit stun  Aspect: Cursed Aura (auto-decrepit)  MW: Max Health
Gloves: Int, Max Health, Crit Chance  Temper: Increased damage, corpse tendril size  Aspect: Ultimate Shadow (+28% damage, +2 ultimate ranks)  MW: Max Health
Trousers: Legacy of Kyrsan (unique, from Grigoire)  +Ultimate damage, DR, Blood Wave doubles/converts (292.5% bonus)  MW: Double damage chance
Boots: Max health, movement speed, all res  Temper: Movement Speed, Cursed Size  Aspect: Hardened Bones (20% Dazed chance, +23% Damage)
Weapon (2H Mace): Int, Max Health, Lucky Hit Resource  Temper: Blood Overwhelm, Blood Wave Double Chance  Aspect: Swelling Blood (+2 waves, 48% damage each)  MW: Max Health
Amulet: Int, +Congealed Blood, +Damage Amplification  Temper: Amplified damage, Ultimate CDR  Aspect: Memento Mori (+77% Sacrifice buffs)  MW: +Coalesced Blood
Ring 1: Int, Max Health, Crit Chance  Temper: Increased damage, Ultimate CDR  Aspect: Fast Blood (2.8 CDR per orb)  MW: Max Health
Ring 2: Max Health, Crit Chance, Lucky Hit Vuln  Temper: Increased Damage, Ultimate CDR  Aspect: Blood Surge as Shadow + DoT  MW: Max Health
Speed Swap: Farming movement speed amulet.

Runes & Gems

Helm: Zan + Wat - works on ultimate (pit push).  Armor: Topaz (+Int).  Weapon: Ignis + Qua - Spends resource on damage, regenerates over time.  Jewelry:  Voice of the Stars: Ultimate as Eldritch (+damage).  Friend of the Bog: +State/Life with 3+ Growth & Decay.  Phantom Sting: +Overpower on hexed foes.

Buffs

Essences: Song of the Mountain (armour cap), Spiral Morning (stats), Susung Spices (res cap).  Potion: Elixir of Fortitude II (+Max Health).  Caps armour (1,454) and resists.

Paragon (Optimized)

Launch: Glyph of Essence (+critical damage).  Bloodbath: Abyssal Glyph (+Non Physical), Legendary (+100% Overpower, +25% Blood Damage).  Frailty: Xyber Glyph (+health damage), Legendary (+40% cursed damage).  Blood begets blood: Sacrificial Glyph (+No Minion damage), Legendary (+50% Orb damage).  Flesh Eater: Dominate Glyph (+Overpower), Legendary (+40% from 5 corpses).  Stack Max Health Nodes for Overpower/Survivability.

Playstyle

Speed Farm: Spam Blood Wave-Fast Blood + Orbs = infinite uptime.  Pit Pushing: Blight, Corpse Explosion, Tendrils for buffs - Blood Wave one-shot.  Survivability: Blood Fog for CC, buff from Drain Vitality, Raheir's Barrier.

Why It Slaps

No mythics - Kyrsan of Grigoire starts it.  One-shot Ubers, farms T131+ in minutes - Pit 150 with Masterwork.  Fun, forgiving - spam and win!

Thanks For Reading

This Blood Wave Necro is a Season 7 Titan - max damage, tanky and fast. Full planner's linked - tweak it, shred it! Drop your clears below-MMOJUGG's stoked to see your runs! More builds coming-stay tuned!