How Boss Powers Work In Diablo 4: Belial’s Return

Magic Powers

Boss Power

Main Effect

Modifier

Torusk’s Rage

Damaging a CCd target makes them and surrounding enemies Unstoppable, but you gain [x] increased damage, movement speed, and attack speed for 3 seconds.

Gain [+] attack speed, increased by 0.25% for each 1% damage to CCd enemies you have, up to a maximum value.

Skerg’s Toxins

When an enemy deals direct damage to you, apply a [600%] poison that ticks over 4 seconds.

When you take damage over time, you have a 5% chance to be healed instead, increased by 50% of your poison resistance stat, up to a maximum value.

Sinerat’s Flames

Using a mobility skill burns close enemies for [50%] burning damage over 5 seconds.

Gain 5%[x] increased damage of all elements. For each 1% of an element’s resistance you have, gain 0.2%[x] increased damage of that element, up to a maximum value.

Outlaw Sharpshooter’s Eye

Dealing direct damage to a distant enemy slows them and surrounding enemies by 40% for 5 seconds.

You deal increased damage to enemies the further they are from you, up to 10.5%[x].

Kirma’s Sparks

When you Evade, apply a [200%] Sparking damage effect over 4 seconds to close enemies.

Your Evade cooldown is reduced by 5%, increased by 0.2% for each 1% lightning resistance you have, up to a maximum value.

Hatred Embraces Haste

Casting a shadow or fire skill grants increased movement speed for 3 seconds, up to a maximum value.

Gain +5% critical strike chance, increased by 0.5% for each 1% shadow resistance from bonuses you have, up to a maximum value.

Flesh Reaper’s Disruption

Damaging a Vulnerable enemy removes the Vulnerable status and then stuns the target and surrounding enemies. This stun applies 100% more stagger to bosses.

Gain x5% Vulnerable damage, increased by 0.5% for each 1% CC duration you have, up to a maximum value.

Blackmailer’s Sabotage

Casting a core skill while you have a Barrier knocks down close enemies. This cannot occur on the same enemy more than once every 5 seconds.

Whenever you gain fortify, gain 11% of that amount as Barrier.

Beastmaster’s Training

Whenever you cast a summoning skill or call a Mercenary, one of your summons/mercs stuns surrounding enemies and gains 75% damage resistance.

Your summons deal x5% more damage, increased by 0.25% for each 1% bonus critical strike damgae you have from items and Paragon, up to maximum value.

Allek’s Talons

Casting a basic skill applies [200%] Sparking damage over 5 seconds to enemies it hits.

Gain 5% movement speed, increased by 0.5% for each 1% cooldown reduction you have, up to a maximum value.

Rare Powers

Wandering Death’s Chest Beam

While channeling a skill, spawn a beam that deals 300% Frostbite damage per second. Enemies hit take x50% increased damage from you for 1 second.

Your main boss power instantly executes non-boss enemies under 15.5% HP. When you execute enemies, gain 25 primary resource.

Avarice’s Explosive Ore

When you gain excess primary resource, spawn a piece of ore. After 2.5 seconds, the piece of ore will explode for [700%] fire damage. You can spawn 3 pieces of ore at once.

Activating your main boss power spends your primary resource, increasing damage by 0.01% per resource point spent.

Ashava’s Poison Breath

Hitting an enemy afflicted by a DoT effect spawns a wave of acid, dealing [1,200] poison damage over 4 seconds. Applies 10% more poison for each 1% of the target’s current life is affected by DoT.

Once per activation, damaging an enemy with a main boss power also applies 45% poison damage to it over 3 seconds.

Urivar’s Lobbed Bombs

After you cast an ultimate skill, lob 4 bombs that deal [400%] fire damage. Gain 15% cooldown reduction.

Killing an enemy with your main boss power reduces your ultimate skill’s cooldown by 0.2 seconds.

Vershan’s Life Steal

Every 1 second, attach a leeching beam to the closest enemy, dealing [700%] corrupting damage to them while restoring 15% of your max HP.

Activating your main boss power inflicts nearby enemies with [200%] corrupting damage over 2 seconds.

Lord Zir’s Blood Pool

After you damage an enemy, spawn a pool of blood that deals [400%] bleeding damage per second over 4 seconds. You can have up to 3 active pools.

Activating your main boss power heals you for 17% of your max HP over 3 seconds.

Girgoire’s Lightning Square

After you cast your core skill, lightning tiles outward for 1.2 seconds, dealing [250%] lightning damage per strike.

Once per activation, damaging an enemy with your main boss power stuns enemies hit.

Beast in the Ice’s Sleet

After casting 3 skills which apply CC or stagger effects, shoot out sleet spikes that deal [800%] cold damage and freeze enemies for 2 seconds.

Your main boss power now chills enemies it damages for 2.5%[x].

Belial’s Crystal Decoy

When you cast an agility, defensive, or macabre skill, spawn a crystal that taunts enemies and explodes after 3 seconds, dealing [600%] shadow damage.

Activating your main boss skill fears nearby enemies and deals [50%] shadow damage to them.

Legendary Powers

Harbinger of Hatred’s Volley

After damaging a vulnerable enemy, shoot piercing projectiles that last 1.3 seconds, dealing [250%] fire damage and applying Vulnerable.


Deals x40% more damage to Vulnerable enemies.

Casting a basic skill while at maximum resource spends it all to make all nearby enemies Vulnerable. Activating your main boss power grants x11% increased Vulnerable damage for 5 seconds.

Duriel’s Burrow

When you Evade, you now burrow underground, immobilizing surrounding enemies for 5 seconds and dealing [100%] damage on your entry and exit. You deal [100%] damage every 0.25s while burrowed.


Evade’s cooldown is increased by 4 seconds, and cooldown reduction on Evade is 50% as effective.

Activating your main boss power grants you +21% increased dodge chance for 5 seconds. Whenever you dodge an attack, you immobilize nearby enemies for 3 seconds.

Andariel’s Flaming Skull

After standing still for 1 second, summon a skull for 4 seconds that rotates around you and breathes fire that burns enemies for [450%] damage over 3 seconds.

Enemies take x10% more damage from DoT effects.

Lilith’s Wind of Hate

When you cast a skill, attack enemies with a wave of spikes that lasts 2 seconds and deals [400%] physical damage.


Enemies take x60% increased damage from Wind of Hate each time it hits them, up to 300%.

Hitting ane elite enemy with a main boss power creates an inert blister clone with 10% of their max HP for 15 seconds. Killing the blister removes 2.1% of the elite’s life. An elite can have up to 1 blister active at once; bosses can have 2. Enemies with resilience cannot spawn blisters.

Belial’s Eye Beams

After you drink a healing potion, gain 50% DR for 2 seconds and summon eye beams that corrupt enemies for [438%] damage over 3.5 seconds. Then, your healing potions become disabled for 5 seconds.


You may drink your healing potions while on full life.

Activating your main boss power grants stealth for 2 seconds. You deal x11% increased overpower damage while stealthed.

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