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Aldkin

From Diablo 4 Wiki and Guides - Season 11
Aldkin Mercenary

Aldkin is a spell-focused Mercenary with a dual nature. Aldkin was born part-human part-demonic as a result of the first Khazra within the Citadel performing dark rituals on his mother. Outwardly calm and soft-spoken, he hides a demonic heritage that manifests through sudden bursts of power. In battle, he shifts between controlled spellcasting and violent transformation, applying elemental pressure, curses, and Damage Over Time effects.

Aldkin becomes available after completing his acquisition quest, Whispers of the Firstborn, which appears when you first reach the Den during the Thrust into the Dark quest.


What Aldkin Does Well

Aldkin excels at spreading elemental damage and applying steady pressure over time. His strengths include:

  • Alternating between human and demon form that appears during peak moments, delivering heavier bursts.
  • Applying Shadow, Fire, and Curse effects depending on his skill choices.
  • Softening enemy packs with Damage over Time and amplification effects.
  • Offering strong area control compared to other Mercenaries.

He is the least direct of the four Mercenaries, but also the most versatile. Unlike Raheir's frontline focus or Varyana's momentum-based melee, Aldkin contributes through spell layering and attrition, supporting any build that wants extra damage ticking in the background.


Unlocking Aldkin

  • Complete the quest Whispers of the Firstborn in the Den in Nahantu (Map).
  • This quest becomes available when you first arrive during Thrust into the Dark.
  • Once completed, Aldkin can be hired as a Primary Mercenary or assigned as a Reinforcement.

Aldkin becomes available account-wide on the same realm after unlocking.


Aldkin Skill Trees

Aldkin’s Skills

Aldkin’s skill tree focuses on alternating phases of power, combining elemental damage with debuffs and demonic surges. His abilities fall into three core themes:

Elemental Pressure

  • Fire and Shadow spells that cover ground and apply persistent damage.
  • Area attacks that soften packs before you engage.

Demonic Transformation

  • Temporary shifts into his demon form that unleash heavier, more direct damage.
  • Burst windows that coincide with high-density fights.

Curses and Amplification

  • Debuffs that make enemies take increased damage.
  • Utility effects that help control the battlefield.

His two skill branches let you lean either into Fire/Shadow hybrid DOT or more frequent demonic surges. You can respec freely at any time from the Mercenary menu.


Mercenary Skill Blasphemous Fate

Blasphemous Fate

Aldkin occasionally loses control of his curse, transforming into a ferocious demon for 22 seconds. This grants Aldkin powerful new abilities, but the unleashed evil curses you for its duration.

  • Curse of Darkness: Nearby enemies become Vulnerable.
  • Curse of Flames: Your direct damage Burns enemies for 30% damage over 3 seconds.

Aldkin's curse and demon form are determined by his Mercenary Core Skill.

Damage: Physical
Tags: Mercenary Perk


From there, two skill trees are available to choose from. You can respec for free at any time by right clicking on a skill to remove the point.

Haunt Skill Tree

Mercenary Skill Haunt

Haunt

Aldkin emits 3 ghostly souls at enemies each Haunting their victims and dealing 90% Shadow Damage over 10 seconds. If a target dies while being Haunted, its soul jumps to another target.

Aldkin's Mercenary Core Skill alters his Fate and Basic Attack.

  • Fate: Forsaken
  • Basic: Shadow Strike

Aldkin shoots a burst of shadow bolts at an enemy, each dealing 30% Shadow Damage.

Damage: Shadow
Tags: Mercenary Core

Mercenary Skill Terrify

Terrify

Hits of Aldkin's Haunt have a 30% chance to inflict [[Vulnerable] on enemies for 4 seconds.

Passive

Mercenary Skill Exhaustion

Exhaustion

Aldkin's Shadow damage has a 10% chance to Daze (CC) enemies for 2 seconds.

Passive

Merccenary Skill Field of Langusih

Field of Languish

Aldkin desiccates an area for 6 seconds, Slowing (CC) enemies within by 40% and reducing their damage dealt by 20%.

Cooldown: 20 Seconds
Damage: Physical
Tags: Mercenary Iconic

Mercenary Skill Paranoia

Paranoia

Languishing enemies take x 15% increased damage from you.

Lucky Hit: Attacks against Languishing enemies have up to a 20% chance to Daze (CC) them for 1 second.

Passive

Mercenary Skill Condemned

Condemned

You instantly kill Languishing enemies with less than 40% Life. Does not work on Elites

Passive

Merccenary Skill Chain of Souls

Chain of Souls

Aldkin chains up to 10 enemies to himself, Tethering to them and dealing 84% Shadow damage over 3 seconds.

When the chains expire, they deal 35% Shadow damage and Stun (CC) their victims for 2.5 seconds.

Cooldown: 21 Seconds
Damage: Physical
Tags: Mercenary Iconic

Mercenary Skill Amplified Suffering

Amplified Suffering

Damaging a Soul Chained enemy detonates the chain early, dealing 50% Shadow damage around them..

Passive

Mercenary Skill Shared Pain

Shared Pain

Aldkin's Chain of Souls Cooldown is reduced by 2 seconds when a chained target dies.

Passive


Flame Surge Skill Tree

Mercenary Skill Flame Surge

Flame Surge

Aldkin shoots out a cone of flame for 4 seconds, repeatedly dealing 80% Fire damage.

Aldkin's Mercenary Core Skill alters his Fate and Basic Attack.

  • Fate: Aflame
  • Basic Attack: Fire Shot

Aldkin hurls a flaming bolt at an enemy, dealing 90% Fire damage and 55% Burning damage over 4 seconds.

Cooldown: 11 Seconds
Damage: Fire Damage
Tags: Mercenary Core

Mercenary Skill Covered in Ash

Covered in Ash

Hits of Aldkin's Flame Surge Slow (CC) enemies by 20% and deal an additional 60% Burning damage over 3 seconds.

Passive

Mercenary Skill Raging Violence

Raging Violence

Allies gain + 15% Critical Strike Chance against enemies affected by Flame Surge.

Passive

Merccenary Skill Storm of Fire

Storm of Fire

Aldkin rains a Fire Storm down from the sky that deals 300% Fire damage on impact and remains on the ground for 10 seconds. Every second, the Fire Storm Burns enemies within for 55% damage over 3 seconds.

Enemies hit by Fire Storm's impact or aftershocks have a 30% chance to be Stunned (CC) for 1 second.

Cooldown: 20 Seconds
Damage: Fire
Tags: Mercenary Iconic

Mercenary Skill Eradication

Eradication

Enemies killed within Aldkin's Fire Storm explode for heavy Fire damage.

Passive

Mercenary Skill Ember's Gift

Ember's Gift

You restore 33% of your Primary Resource per second while inside Aldkin's Fire Storm.

Passive

Mercenary Skill Wave of Flame

Wave of Flame

Aldkin conjures a mass of flames forward, repeatedly dealing 550% Fire damage, Knocking Back (CC) enemies, and destroying small missiles.

Cooldown: 25 Seconds
Damage: Fire Damage
Tags: Mercenary Iconic

Mercenary Skill Burning Chaos

Burning Chaos

Aldkin's Wave of Flame Cooldown resets when you cast an Ultimate Skill.

Passive

Mercenary Skill Raging Havoc

Raging Havoc

Enemies damaged by Aldkin's Wave of Flame take x 15% increased Damage Over Time for 4 seconds.

Passive


Bartering Options

Reaching Rapport Rank V with Aldkin unlocks his Bartering options with Fayira in The Den (Map).

Aldkin specialises in:

  • Resource Aspect Caches: aspects tied to mana, essence, spirit, energy, and resource manipulation.
  • Runes, Prisms, and Gem Fragments: items used for endgame crafting and upgrades.

Higher Rapport ranks improve the quality and quantity of these items. Pale Marks earned through Rapport are used for all Bartering transactions.


Changes to Aldkin

Patch 2.0, October 8, 2024


Mercenary Overview
Aldkin
Raheir
Subo
Varyana