Compendium

Bosses

Stats are at monster level 1; the game scales them with the dungeon's level, world tier and party size. Specials change as bosses pass their phase thresholds.

Act bosses

Grukk the Goblin King

Tyrant of the Warcamp

Act 1: Grukk's Warcamp

Base HP: 300
AC: 15
Attack: +6 to hit, 2d8 slashing
Specials: slam, summon, leap
Phases: Bloodrage (below 66%), Last Stand (below 33%)

Morvaine the Necromancer

Mistress of the Undying Choir

Act 2: Morvaine's Sanctum

Base HP: 320
AC: 15
Attack: +6 to hit, 2d8 necrotic
Specials: summon, teleport, beam
Phases: Grave Pact (below 66%), Undying Legion (below 33%)

Old Gutrot the Swamp Ogre

Lord of the Festering Mire

Act 3: Gutrot's Wallow

Base HP: 340
AC: 16
Attack: +6 to hit, 2d10 bludgeoning
Specials: slam, charge, pull
Phases: Bilious Fury (below 66%), Wallow's Wrath (below 33%)

Seraphel the Fallen

The Broken Radiance

Act 4: Seraphel's Throne

Base HP: 380
AC: 17
Attack: +7 to hit, 2d10 necrotic
Specials: nova, teleport, summon
Phases: Broken Halo (below 66%), Wrath Unbound (below 33%)
Vulnerable to: radiant

Vhoruun the Ember Tyrant

Sovereign of the Ember Deep

Act 5: Vhoruun's Pyre

Base HP: 420
AC: 18
Attack: +8 to hit, 2d12 fire
Specials: slam, nova, summon
Phases: Ember Surge (below 66%), Tyrant's Wrath (below 33%)
Resists: fire
Immune to: Burning

Dungeon bosses

Skrag the Thornback

Chieftain of Bramble Hollow

Act 1: Bramble Hollow

Base HP: 100
AC: 13
Attack: +5 to hit, 2d6 slashing
Specials: slam, charge, summon
Phases: Thorn Call (below 50%)

Nix the Ratling King

Terror of the Tunnels

Act 1: Rat-Kicker Tunnels

Base HP: 115
AC: 13
Attack: +5 to hit, 1d10 piercing
Specials: volley, summon, leap
Phases: Swarm of the Warren (below 55%), Cornered Rat (below 25%)

Kelmoth the Risen

Warden of the Sunken Crypt

Act 1: The Sunken Crypt

Base HP: 140
AC: 14
Attack: +5 to hit, 2d8 slashing
Specials: slam, summon, shield
Phases: Bone Surge (below 50%), Grave Tide (below 25%)
Resists: piercing
Immune to: Poisoned, Bleeding

Vrag the Boar-Chief

Rider of Gallows Hill

Act 1: Gallows Hill Catacombs

Base HP: 165
AC: 14
Attack: +6 to hit, 2d8 slashing
Specials: charge, leap, summon
Phases: Bloodfury (below 40%), Call the Riders (below 70%)

The Gravekeeper

Keeper of the Bone Gardens

Act 2: The Bone Gardens

Base HP: 180
AC: 14
Attack: +5 to hit, 2d8 bludgeoning
Specials: slam, summon, pull
Phases: Open Graves (below 60%), Last Rites (below 30%)
Resists: poison
Immune to: Poisoned

The Bone Sentinel

Guardian of Mausoleum Row

Act 2: Mausoleum Row

Base HP: 195
AC: 15
Attack: +5 to hit, 2d8 slashing
Specials: shield, summon, charge
Phases: Ossuary Wall (below 60%), Unyielding (below 30%)
Resists: piercing
Immune to: Poisoned, Bleeding

The Weeping Widow

Mourner of the Weeping Vaults

Act 2: The Weeping Vaults

Base HP: 215
AC: 14
Attack: +5 to hit, 1d8 necrotic
Specials: summon, teleport, beam
Phases: Shrieking Sorrow (below 50%), Veil of Tears (below 25%)

Herald of Whispers

Voice of the Hall of Whispers

Act 2: Hall of Whispers

Base HP: 235
AC: 15
Attack: +6 to hit, 1d10 necrotic
Specials: summon, beam, clone
Phases: Chorus of the Dead (below 40%), First Whisper (below 70%)

The Sump Lord

Master of the Sunken Sewers

Act 3: The Sunken Sewers

Base HP: 230
AC: 14
Attack: +6 to hit, 2d8 poison
Specials: slam, pull, spin
Phases: Rising Filth (below 60%), Choking Tide (below 30%)
Immune to: Poisoned

Marrowmaw

Beast of the Mire

Act 3: Mire of Lost Souls

Base HP: 245
AC: 14
Attack: +6 to hit, 2d8 poison
Specials: charge, pull, summon
Phases: Marrow Feast (below 60%), Gnashing Hunger (below 30%)

Warlord Krosh

Chief of Serpent's Hollow

Act 3: Serpent's Hollow

Base HP: 265
AC: 15
Attack: +6 to hit, 2d10 slashing
Specials: charge, leap, enrage
Phases: Bloodroar (below 50%), Warband (below 75%)

Voss the Bog-Father

Shaman of the Witch-Light Marsh

Act 3: The Witch-Light Marsh

Base HP: 285
AC: 15
Attack: +6 to hit, 1d10 poison
Specials: summon, nova, beam
Phases: Fen's Fury (below 40%), Bog Ward (below 70%)

Gatebreaker Thrun

Warden of the Broken Gatehouse

Act 4: The Broken Gatehouse

Base HP: 300
AC: 16
Attack: +7 to hit, 2d10 slashing
Specials: slam, charge, shield
Phases: Siege Line (below 60%), Ram the Gate (below 30%)

Captain Vaskir

Commander of the Damned Barracks

Act 4: Barracks of the Damned

Base HP: 315
AC: 16
Attack: +7 to hit, 2d10 slashing
Specials: charge, leap, summon
Phases: Rally the Barracks (below 60%), No Quarter (below 30%)

High Cultist Nyara

Voice of the Cultists' Chapel

Act 4: The Cultists' Chapel

Base HP: 335
AC: 16
Attack: +7 to hit, 1d10 necrotic
Specials: summon, beam, nova
Phases: Dark Communion (below 40%), The Circle Closes (below 70%)

The Screaming Effigy

Herald of the Screaming Ramparts

Act 4: The Screaming Ramparts

Base HP: 355
AC: 16
Attack: +7 to hit, 2d10 fire
Specials: slam, fire pools, nova
Phases: Ignition (below 40%), Kindling (below 70%)
Immune to: Burning, Poisoned, Bleeding, Feared

Wogrim the Cinder-Chief

Warlord of the Cinder Gate

Act 5: The Cinder Gate

Base HP: 370
AC: 16
Attack: +7 to hit, 2d10 slashing
Specials: charge, leap, summon
Phases: Cinder Horde (below 60%), Ashen Frenzy (below 30%)
Immune to: Burning

The Hollow King

Sovereign of the Halls of Ash

Act 5: Halls of Ash

Base HP: 385
AC: 16
Attack: +7 to hit, 2d10 cold
Specials: slam, nova, shield
Phases: Court of Hollows (below 60%), Crown of Frost (below 30%)
Resists: cold
Vulnerable to: fire
Immune to: Chilled, Frozen, Poisoned, Bleeding

Vex the Choir-Singer

Herald of the Molten Choir

Act 5: The Molten Choir

Base HP: 405
AC: 17
Attack: +8 to hit, 1d10 fire
Specials: summon, beam, fire pools
Phases: Discordant Hymn (below 40%), Second Verse (below 70%)
Resists: fire
Immune to: Burning

Karnok the Bastion-Breaker

Breaker of the Brimstone Bastion

Act 5: The Brimstone Bastion

Base HP: 425
AC: 18
Attack: +8 to hit, 2d12 fire
Specials: slam, fire pools, charge, enrage
Phases: Brimstone Fury (below 40%), Man the Walls (below 70%)
Resists: fire
Immune to: Burning

Vault guardians & others

Mimic

Base HP: 30
AC: 13
Attack: +5 to hit, 1d10 piercing

Skarn the Trapsmith

Warren Engineer

Vault guardian, Act 1: Rat-Kicker Tunnels

Base HP: 75
AC: 13
Attack: +4 to hit, 1d6 piercing
Specials: volley, summon

Gilded Mimic King

Hoarder of False Treasure

Vault guardian, Act 1: The Sunken Crypt

Base HP: 110
AC: 14
Attack: +6 to hit, 2d6 piercing
Specials: leap, enrage

The Bone Colossus

Vault-Bound Titan

Vault guardian, Act 2: The Weeping Vaults

Base HP: 180
AC: 15
Attack: +5 to hit, 2d10 bludgeoning
Specials: slam, shield, summon
Resists: piercing
Immune to: Poisoned, Bleeding, Feared

Sister Wail

Keeper of Grief

Vault guardian, Act 2: Mausoleum Row

Base HP: 130
AC: 13
Attack: +5 to hit, 1d8 necrotic
Specials: summon, teleport

Old Snapjaw

Guardian of the Mire Vault

Vault guardian, Act 3: Serpent's Hollow

Base HP: 210
AC: 14
Attack: +5 to hit, 2d8 bludgeoning
Specials: slam, charge

The Drowned Shaman

Voice of the Sunken Fen

Vault guardian, Act 3: Mire of Lost Souls

Base HP: 150
AC: 13
Attack: +5 to hit, 1d8 poison
Specials: summon, nova

The Sealed King

Bound Beneath the Sigils

Vault guardian, Act 2: Morvaine's Sanctum

Base HP: 330
AC: 17
Attack: +7 to hit, 2d8 necrotic
Specials: slam, shield, nova
Phases: The Seal Frays (below 60%), Unbound (below 30%)
Resists: piercing, necrotic
Immune to: Poisoned, Bleeding

Greater Mimic

Base HP: 70
AC: 16
Attack: +7 to hit, 2d8 piercing

The Oculus Tyrant

The Eye That Should Not Wake

Vault guardian, Act 4: Seraphel's Throne

Base HP: 380
AC: 16
Attack: +7 to hit, 2d10 necrotic
Specials: eye rays, antimagic, teleport
Phases: The Eye Opens (below 70%), Maddened Gaze (below 40%)
Resists: necrotic

Watchling

Base HP: 60
AC: 14
Attack: +6 to hit, 1d8 necrotic
Specials: eye rays

Ironclad Vashka

Vault-Warden of the Fortress

Vault guardian, Act 4: The Cultists' Chapel

Base HP: 230
AC: 16
Attack: +6 to hit, 2d8 slashing
Specials: charge, shield

The Hollow Confessor

Keeper of Forbidden Rites

Vault guardian, Act 4: Barracks of the Damned

Base HP: 190
AC: 14
Attack: +6 to hit, 1d10 necrotic
Specials: summon, beam

Warden of the Abyss

Keeper of the Last Gate

Vault guardian, Act 5: Vhoruun's Pyre

Base HP: 400
AC: 17
Attack: +8 to hit, 2d12 necrotic
Specials: charge, pull, fear
Phases: Gatekeeper's Wrath (below 65%), The Gate Screams (below 35%)
Resists: fire
Immune to: Burning

Cinderjaw

Hound of the Brimstone Vault

Vault guardian, Act 5: The Molten Choir

Base HP: 280
AC: 16
Attack: +7 to hit, 2d10 fire
Specials: charge, fire pools
Resists: fire
Immune to: Burning

Frostmaw the Hollow

Warden of the Frozen Cache

Vault guardian, Act 5: Halls of Ash

Base HP: 270
AC: 15
Attack: +6 to hit, 2d10 cold
Specials: slam, nova
Resists: cold
Vulnerable to: fire
Immune to: Chilled, Frozen, Poisoned, Bleeding