Bosses & Endgame

Doryani Boss Guide — Act 3

Doryani, Royal Thaumaturge is a unique monster located in the Black Chambers at the Testing Pit. He is the final boss of Act 3. Defeating him is necessary to

3 min read·Updated 2026-07-11·Editor score 91/100
Doryani, Royal Thaumaturge
Editor's TakeHard91/100

Doryani Boss Guide — Act 3 broken into prep checklist, phase priorities, and loot expectations — what to do before you zone in.

Best for: Map runners and endgame progression

⚡ Pro Tips

  • Flask charge management wins boss fights more than an extra support gem.
  • Learn one safe phase pattern before pushing damage — dead DPS is zero DPS.

✓ Quick Checklist

  • Review the core doryani boss guide — act 3 mechanics in this guide
  • Check requirements for your current character level
  • Apply one upgrade before your next boss or map push
  • Explore related guides in the same category

Quick Summary

At 50% life, he enters Phase 2 and summons a giant mechanical crab robot called Doryani's Triumph, restoring to full life.

Beginner Quick-Clear (Read This First)

Location(s)The Black Chambers
DamageFire, Cold, Lightning, Physical
Resistance(s)30%30%

Encounter

Phase 1

Dialogue cuesSkillSkill description
FlamethrowerSweeps an area in front with fire from his right gauntlet
FireballShoots a fireball from his right gauntlet which explodes into several mortars on impact
FlameblastChannels energy from his right gauntlet, creating an orange circle which explodes on reaching max size
ArcShoots a quick beam of lightning towards the player from his left gauntlet
"I bear the burden of our future!""The ends justify the means!"Gauntlet BurstCharges up both gauntlets, exploding in an area around him with fire and lightning energy
Refracting BeamCreates a cluster of gems before firing a beam of red lightning, which diffracts into an cone after hitting the gems
Tesla GemActivates several red gems on the arena's floor; moving nearby will cause the gem to float, firing beams of lightning in an area around it
Burning OrbSpawns three stationary Burning Orbs in the arena that continuously deal fire damage while standing in its area of effect
"Pathetic!"Lightning TurretRaises a rotating gear in the center of the arena which periodically fires beams of lightning across the arena.

Phase 2 (Doryani's Triumph)

At 50% life, he enters Phase 2 and summons a giant mechanical crab robot called Doryani's Triumph, restoring to full life.

Dialogue cuesSkillSkill description
SwipePerforms a quick swipe with one of its claws
Ice CrushSlams with its left claw infused with cold
Head SlamSeparates its head from its body, slamming it down on the ground
Claw SlamPerforms two slams using its front claws
Claw BurstCharges up both claws, exploding in an area around it with fire and cold energy
"Full power!"Tesla CoilsCoils on the machine overload with lightning, continuously shooting arcs in an area around it that shoot outwards
"I've got you now!"FlameblastEmbeds its right claw into the ground, creating an orange circle which explodes on reaching max size
Flame PillarCreates a vertical beam of fire which lasts for a duration
"Blaze!"Fire BeamFires a fire beam from its right claw
Enhanced Fire BeamFires a fire beam from its right claw; the beam then turns into red lightning and is swept in a half circle
'"Freeze!"Cold BeamFires a cold laser from its left claw which can move horizontally
"Now! All in my grasp."Lightning BeamConverts four of its legs into a flying turret, which charges up and fires a beam of red lightning periodically
"Activate the beams!""Fool!"Laser StormFires several lasers from the robot's rear in a cone shape, rotating and spinning around the arena.
"Face your ambition.""Know destruction!"Magnetism SlamExplodes the robot in a large burst of lightning, then condenses the pieces of the robot into a giant ball, tracking the player for a duration before slamming in a large area

Advanced Mechanics

Doryani, Royal Thaumaturge
Doryani, Royal Thaumaturge
Location(s)The Black Chambers
DamageFire, Cold, Lightning, Physical
Resistance(s)30%30%

Doryani, Royal Thaumaturge is a unique monster located in the Black Chambers at the Testing Pit. He is the final boss of Act 3. Defeating him is necessary to complete the quest, Legacy of the Vaal.

He can also be found in end game as a citadel boss in The Stone Citadel.

Encounter

Phase 1

Dialogue cuesSkillSkill description
FlamethrowerSweeps an area in front with fire from his right gauntlet
FireballShoots a fireball from his right gauntlet which explodes into several mortars on impact
FlameblastChannels energy from his right gauntlet, creating an orange circle which explodes on reaching max size
ArcShoots a quick beam of lightning towards the player from his left gauntlet
"I bear the burden of our future!""The ends justify the means!"Gauntlet BurstCharges up both gauntlets, exploding in an area around him with fire and lightning energy
Refracting BeamCreates a cluster of gems before firing a beam of red lightning, which diffracts into an cone after hitting the gems
Tesla GemActivates several red gems on the arena's floor; moving nearby will cause the gem to float, firing beams of lightning in an area around it
Burning OrbSpawns three stationary Burning Orbs in the arena that continuously deal fire damage while standing in its area of effect
"Pathetic!"Lightning TurretRaises a rotating gear in the center of the arena which periodically fires beams of lightning across the arena.

Phase 2 (Doryani's Triumph)

At 50% life, he enters Phase 2 and summons a giant mechanical crab robot called Doryani's Triumph, restoring to full life.

Dialogue cuesSkillSkill description
SwipePerforms a quick swipe with one of its claws
Ice CrushSlams with its left claw infused with cold
Head SlamSeparates its head from its body, slamming it down on the ground
Claw SlamPerforms two slams using its front claws
Claw BurstCharges up both claws, exploding in an area around it with fire and cold energy
"Full power!"Tesla CoilsCoils on the machine overload with lightning, continuously shooting arcs in an area around it that shoot outwards
"I've got you now!"FlameblastEmbeds its right claw into the ground, creating an orange circle which explodes on reaching max size
Flame PillarCreates a vertical beam of fire which lasts for a duration
"Blaze!"Fire BeamFires a fire beam from its right claw
Enhanced Fire BeamFires a fire beam from its right claw; the beam then turns into red lightning and is swept in a half circle
'"Freeze!"Cold BeamFires a cold laser from its left claw which can move horizontally
"Now! All in my grasp."Lightning BeamConverts four of its legs into a flying turret, which charges up and fires a beam of red lightning periodically
"Activate the beams!""Fool!"Laser StormFires several lasers from the robot's rear in a cone shape, rotating and spinning around the arena.
"Face your ambition.""Know destruction!"Magnetism SlamExplodes the robot in a large burst of lightning, then condenses the pieces of the robot into a giant ball, tracking the player for a duration before slamming in a large area

Gallery

Videos

VersionChanges
0.3.0The life of most Act 3 Bosses has been reduced by approximately 15%.
0.1.0Introduced to the game.

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