All Boss Powers in Diablo 4 Season 8 and How to Unlock Them

Diablo 4 Season 8: Return of Belial has shaken up the game with a massive new feature — Boss Powers. These powerful abilities, earned by defeating specific bosses, let you wield the same devastating skills that once wrecked you. In this guide, we’ll walk through all 24 Boss Powers, how they work, and how to unlock them.

What Are Boss Powers in Diablo 4 Season 8?

Boss Powers are unique skills granted after killing bosses in Season 8. Each comes in two parts:

• Main Power: An active ability

• Modifier Power: A passive effect that boosts or alters the Main Power

You can equip one Main Power and up to three Modifiers. There are 24 total Boss Powers — 13 are unlocked at any difficulty, and 11 are only available at Torment I or higher.

How to Unlock Boss Powers in Diablo 4 Season 8

• Defeat the required boss for the first time in Season 8

• 13 Boss Powers unlock at any difficulty

• 11 require Torment I difficulty or above

• Some bosses are new Apparitions from the Apparition Incursion event

Boss Powers Available at Any Difficulty

These can be unlocked even in World Tier 1 or 2:

1. Wandering Death’s Chest Beam

• Main: Channel a Frostbite beam for 300% damage/sec. Enemies hit take 50% more damage from you for 1 sec.

• Modifier: Instantly kills non-bosses below 15.5% HP. Grants 25 Primary Resource.

2. Ashava’s Poison Breath

• Main: Damage-over-time effects trigger acid waves (1,200% Poison damage over 4 sec).

• Modifier: Adds 45% Poisoning damage over 3 seconds when triggered.

3. Avarice’s Explosive Ore

• Main: Resource overflow spawns ore that explodes (700% Fire damage).

• Modifier: Consumes excess Primary Resource to increase Main Power damage.

4. Allek’s Talons

• Main: Basic Skills apply 200% Sparking damage over 4 sec.

• Modifier: Gain up to 11% Movement Speed based on Cooldown Reduction.

5. Beastmaster’s Training

• Main: Summoning stuns enemies and grants your ally 75% Damage Reduction.

• Modifier: Summons gain up to 17% bonus damage, scaling with Crit stats.

6. Blackmailer’s Sabotage

• Main: Casting Core Skill with Barrier knocks down enemies.

• Modifier: Gaining Fortify grants extra Barrier.

7. Flesh Reaper’s Disruption

• Main: Damaging a Vulnerable enemy stuns it and removes Vulnerable.

• Modifier: Gain bonus Vulnerable Damage based on CC Duration bonuses.

8. Hatred’s Embrace’s Haste

• Main: Shadow or Fire skills grant stacking Movement Speed.

• Modifier: Critical Strike Chance scales with Shadow Resistance.

9. Kirma’s Sparks

• Main: Evading applies Sparking DoT to nearby enemies.

• Modifier: Reduces Evade cooldown based on Lightning Resistance.

10. Outlaw Sharpshooter’s Eye

• Main: Damage to distant enemies slows them and nearby foes.

• Modifier: Deals more damage the farther you are from enemies.

11. Sinerat’s Flames

• Main: Mobility skills ignite nearby enemies.

• Modifier: Elemental Damage increases with Elemental Resistance.

12. Skerg’s Toxins

• Main: Taking damage poisons your attacker (600% Poison over 4 sec).

• Modifier: Damage-over-time effects have a chance to heal, based on Poison Resistance.

13. Torusk’s Rage

• Main: Damaging a CCed enemy grants Unstoppable to them and you gain buffs for 3 sec.

• Modifier: Attack Speed increases based on Crowd Control Damage bonuses.

Boss Powers Requiring Torment I or Higher

These are unlocked by defeating bosses in World Tier 3+:

1. Belial’s Crystal Decoy

• Main: Casting Agility/Defensive skills summons a taunting crystal that explodes.

• Modifier: Nearby enemies are Feared and take bonus Shadow damage.

2. Lilith’s Wind of Hate

• Main: All skills release spike waves; damage ramps up with each hit.

• Modifier: Spawns Blister Clones from Elites that, when killed, reduce Elite HP.

3. Duriel’s Burrow

• Main: Evade to burrow underground, dealing AoE damage. Increases Evade cooldown.

• Modifier: Dodging grants 21% Dodge and immobilizes enemies.

4. Belial’s Eye Beams

• Main: Using a potion triggers DR and beam damage. Potions go on cooldown.

• Modifier: Grants Stealth and Overpower bonus after use.

5. Andariel’s Flaming Skull

• Main: Standing still summons a spinning flaming skull (450% Burning damage).

• Modifier: Enemies take increased DoT damage.

6. Beast in the Ice’s Sleet

• Main: After casting 3 CC skills, summon sleet spikes that Freeze enemies.

• Modifier: Main Power now also applies Chill.

7. Grigoire’s Lightning Square

• Main: Core skills release lightning tiles for 1.2 seconds.

• Modifier: Stuns enemies on hit once per activation.

8. Lord Zir’s Blood Pool

• Main: Bleed effects spawn damaging pools.

• Modifier: Pools heal you while standing in them.

9. Varshan’s Life Steal

• Main: Deals damage and heals you via leeching beam.

• Modifier: Applies AoE Corrupting damage.

10. Urivar’s Lobbed Bombs

• Main: Ultimates drop fire bombs on cast.

• Modifier: Killing enemies reduces Ultimate cooldown.

11. Harbinger of Hatred’s Volley

• Main: Vulnerable enemies trigger piercing volleys.

• Modifier: At max resource, apply Vulnerable and buff yourself.

Final Thoughts

Season 8 proves that Blizzard still knows how to reinvent Diablo without losing its soul. Boss Powers are more than just seasonal flair — they’re a new layer of combat design that rewards creative builds and aggressive play.

Still, there’s one caveat: with everyone running around using Belial’s skills or Lilith’s clones, class identity is starting to blur. You’re not so much a Sorcerer or Druid — you’re just the guy with Duriel’s Burrow. Hopefully Blizzard keeps balancing this to retain each class’s unique flavor.

In the meantime, enjoy the chaos. And if you’re feeling underpowered? Don’t forget — you can always buy cheap Diablo 4 items from trusted sources like PVPBank to catch up.