Here is the full list of all 308 Halls of Torment achievements. It takes around 40-50 hours to unlock all of the achievements on Windows.
Deal 1 000 times damage by applying the 20th+ electrify stack through Kugelblitz.
Kill 5 000 enemies at full life with a single hit of Arcane Rift.
Deal 100 000 damage with a single hit.
Kill 17 000 enemies in one visit of the Chambers of Dissonance.
Hit 500 enemies for 25 000 damage or more. Overkill damage counts.
Deal 10 000 000 damage with Spectral Fists.
Reach Agony IV in Chambers of Dissonance
Purchase 40 items from the wellkeeper.
Deal 5 000 000 damage with Spectral Fists.
Deal 2 000 000 damage with Spectral Fists.
Deal 5 000 000 damage with items.
Deal 2 000 000 damage with items.
Deal 100 000 000 damage with your main ability.
Hit 40 enemies with a Morning Star for 100 times.
Kill 10 000 creatures made of ice.
Reach level 100.
Deal 50 000 000 direct damage with abilities.
Deal 10 000 000 damage with your main ability.
Deal 15 000 000 direct damage with abilities.
Deal 5 000 000 direct damage with abilities.
Reach level 50.
Survive the Chambers of Dissonance in Agony mode until the lord appears.
Reach Agony III in Chambers of Dissonance
[Beast Huntress] Reach Agony III on the Frozen Depths.
[Shield Maiden] Reach Agony III on the Forgotten Viaduct.
[Warlock] Reach Agony III on the Ember Grounds.
Survive 20 minutes without regenerating any health. Recovery from Potions or effects is allowed.
Kill 10 000 Beasts.
[Shield Maiden] Survive 28 minutes without any defense buffs.
Deal 5 000 000 damage with Morning Star.
[Swordsman] Reach Agony III on the Haunted Caverns.
Deal 2 000 000 damage with Morning Star.
Deal 1 000 000 damage with Morning Star.
Deal 3 500 000 damage with Grenades.
Reach level 80.
Deal 1 500 000 damage with Grenades.
Deal 10 000 damage with a single hit.
Deal 10 000 000 projectile damage in one run.
Deal 4 000 000 projectile damage in one run.
Reach level 40.
Deal 1 000 000 projectile damage in one run.
Defeat the Lord of Discord.
Kill 12 000 enemies in one visit of the Chambers of Dissonance.
[Archer] Walk 100 000 meters.
Survive the Chambers of Dissonance until there are only 4 minutes left.
Defeat the Twisted Knight.
Survive the Chambers of Dissonance until there are only 12 minutes left.
Kill 6 000 enemies in one visit of the Chambers of Dissonance.
Defeat the Void Caller.
Defeat the Village.
Kill 40 000 Imps.
[Norseman] Kill 5 000 enemies with the Frost effect in a single run.
[Norseman] Hit Enemies 20 000 times with the axes. Must be done within one run.
[Norseman] Collect 10 Power Ups in one run.
Deal 2 000 000 damage with Dragon's Breath.
[Norseman] Reach Agony III on the Frozen Depths.
Collect a total of 200 000 gold.
Apply 100 000 slow stacks in a single run.
Deal 20 000 000 the dash or dash explosion of Spirit Warriors in one run.
Apply debuffs 500 000 times.
[Warlock] Survive 5 minutes with a maxmimum health of 250 or less.
Apply Frost 80 000 times with Hailstorm
Deal 3 000 000 damage with Hailstorm.
Kill 50 000 Scorched.
[Warlock] Survive 28 minutes without using your main weapon.
[Warlock] Acquire the trait [Channeling V] in a run.
[Warlock] Have 20 Summons at the same active. *attack projectiles do not count
Have all Ring Blades projectiles travel a distance of 804 672 meters within a single run.
[Sorceress] Reach Agony III on the Forgotten Viaduct.
Have 300 Arcane Splinter active at the same time.
[Sorceress] Block 90 attacks in one run.
One hit kill 1 000 enemies that have 1 000 or more Health with a direct hit from Lightning Strike within one run.
Deal 3 000 000 damage with the Golem.
[Archer] Reach Agony III on the Haunted Caverns.
Kill a total of 100 bosses.
Deal 10 000 double crits or better with the Phantom Needles.
Deal 160 Crits with a single Meteor. Overcrits are getting counted.
Trigger 10 000 times direct Burn damage with Dragon's Breath. This is done by applying burn on enemies with 20 burn stacks.
Apply 150 000 effect stacks with Transfixion.
[Exterminator] Apply burn to 200 000 enemies.
[Exterminator] Reach Agony III on the Ember Grounds.
Kill a total of 150 elite enemies.
[Shield Maiden] Deal 3 000 000 damage with the shield bash.
[Shield Maiden] Crit enemies 2 000 enemies with your main attack in one run. Shield Bash doesn't count.
Deal 3 000 000 damage with Arcane Rift.
Deal 1 500 000 damage with Arcane Rift.
Deal 750 000 damage with Arcane Rift.
[Frozen Depths] Defeat the Lord of Hate.
Deal 2 000 000 damage with Flame Strike.
Kill 10 000 Ghouls.
Deal 3 000 000 damage with Spirit Warrior.
Deal 1 500 000 damage with Spirit Warrior.
[Exterminator] Kill 50 000 enemies.
Deal 1 000 000 damage with Flame Strike.
Deal 750 000 damage with Spirit Warrior.
Kill 50 000 Gargoyles
Deal 3 000 000 damage with Ring Blades.
Level Up 2 000 times.
[Exterminator] Apply burn to 50 000 enemies.
[Norseman] Deal 5 000 000 physical damage in one run.
Crit enemies 500 000 times.
[Norseman] Deal 2 000 000 phyiscal damage in one run.
[Norseman] Reach level 60.
[Norseman] Deal 500 000 physical damage in one run.
Deal 500 000 damage with Flame Strike.
[Beast Huntress] Have your Dog deal 1 000 000 damage.
[Beast Huntress] Deal 5 000 000 ice damage in one run.
[Beast Huntress] Deal 1 000 000 frost damage in one run.
Deal 3 000 000 damage with Arcane Splinter.
[Beast Huntress] Deal 2 000 000 ice damage in one run.
[Beast Huntress] Deal 500 000 ice damage in one run.
Play for 666 minutes.
[Cleric] Reach Agony III on the Haunted Caverns.
[Warlock] Take a total of 15 000 damage over all runs.
Deal 3 000 000 damage with Kugelblitz.
Deal 3 000 000 damage with Lightning Strike.
Kill 50 000 Wraiths
[Sorceress] Apply burn to 1 000 enemies in a single run.
Apply electrify 100 000 times.
Survive 28 minutes with your original max health. (Don't use items, blessings or traits)
Kill 400 000 enemies in total.
Deal 1 500 000 damage with Kugelblitz.
Haave the Golem roll for a total duration of 20 minutes in a run.
Deal 1 500 000 damage with Hailstorm.
Have Frost Avalanche fire/place projectiles or obstacles 10 000 times per minute.
Deal 3 000 000 damage with Frost Avalanche.
Deal 750 000 damage with Hailstorm.
[Exterminator] Walk 8 000 meters in one run.
[Exterminator] Reach level 60.
Kill 50 000 enemies with effects.
[Exterminator] Deal 3 000 000 fire damage in one run.
[Exterminator] Deal 1 000 000 fire damage in one run.
Kill a total of 10 lord.
Apply damage effects 500 000 times.
[Shield Maiden] Get hit 500 times in a single run.
[Shield Maiden] Wait for 180 seconds before you start moving. You must move in order to complete the quest.
Hit Enemies 40 000 times with Astronomer's Orbs.
Deal 3 000 000 damage with Astronomer's Orbs.
[Archer] Enter the Halls of Torment 5 times.
Enter the Halls of Torment 20 times and survive at least 5 minutes.
[Archer] Crit enemies 50 000 times within one run.
[Archer] Kill 20 000 enemies in one run.
[Archer] Reach level 60.
[Archer] Crit enemies 20 000 times within one run.
Recover 100 000 HP in total
[Archer] Wait for 180 seconds before you start moving. You must move in order to complete the quest.
[Beast Huntress] Reach level 60.
[Beast Huntress] Reach level 30.
[Norseman] Reach level 30.
Survive the Chambers of Dissonance until there are only 20 minutes left.
[Norseman] Hit 30 Enemies with a single Frost Nova.
Deal a 25 000 Damage or better hit on a single enemy with Radiant Aura without Fragile effect.
Deal 1 500 000 damage with Ring Blades.
[Frozen Depths] Survive the Frozen Depths until there are only 2 minutes left.
Deal 3 000 000 damage with Radiant Aura.
[Frozen Depths] Kill 7 500 enemies in one visit of the Frozen Depths.
[Swordsman] Deal 3 000 000 damage in one run.
[Swordsman] Kill a total of 10 bosses.
[Frozen Depths] Defeat the Elder Giant.
Deal 3 000 000 damage with Meteor Strike.
[Frozen Depths] Defeat the Twisted Construct.
[Frozen Depths] Survive the Frozen Depths until there are only 10 minutes left.
[Swordsman] Get hit a total of 500 times over all attempts.
Deal 1 500 000 damage with Meteor Strike.
[Frozen Depths] Survive the Frozen Depths until there are only 18 minutes left.
[Frozen Depths] Kill 3 000 enemies in one visit of the Frozen Depths.
Deal 750 000 damage with Meteor Strike.
[Frozen Depths] Defeat the Basilisk.
[Frozen Depths] Kill 500 enemies in one visit of the Frozen Depths.
[Sorceress] Apply 20 stacks of electrify on a single enemy.
Consume a total of 100 potions.
Kill 40 000 Hellhounds.
Deal 750 000 damage with Kugelblitz.
[Sorceress] Deal 500 000 electrify damage in one run.
Deal 3 000 000 damage with Phantom Needles.
[Sorceress] Reach level 60.
[Sorceress] Deal 5 000 000 lightning damage in one run.
[Sorceress] Increase your movement speed to 11m/s.
Play for 333 minutes.
Reach an average of 10 critical hits per second with the main attack of the Sorceress.
[Sorceress] Deal 2 000 000 lightning damage in one run.
[Sorceress] Hit 1 000 Enemies for 500 or more damage in one run. (Main Attack)
[Sorceress] Reach level 30.
[Sorceress] Deal 500 000 lightning damage in one run.
Kill 40 000 Slimes.
[Shield Maiden] Defeat a Lord.
[Shield Maiden] Deal 1 500 000 damage with the shield bash.
Deal 1 500 000 damage with the Golem.
[Shield Maiden] Reach level 60.
[Shield Maiden] Acquire the trait [Parry V] in a run.
[Shield Maiden] Deal 300 000 damage with the shield bash.
Reach level 30.
[Shield Maiden] Hit 15 Enemies with a single attack. Can't be done with the shield bash.
Kill a total of 50 elite enemies.
Defeat the Lord of Despair.
Deal 1 500 000 damage with Radiant Aura.
Deal 1 500 000 damage with Arcane Splinter.
Deal 1 500 000 damage with Astronomer's Orbs.
Deal 100 000 000 damage in total.
Survive the Forgotten Viaduct until there are only 2 minutes left.
Kill 10 000 enemies in one visit of the Forgotten Viaduct.
[Cleric] Apply 50 000 debuffs in total.
Deal 750 000 damage with the Golem.
Deal 750 000 damage with Radiant Aura.
Deal 750 000 damage with Astronomer's Orbs.
Defeat the Hydra.
Survive the Forgotten Viaduct until there are only 10 minutes left.
Kill 5 000 enemies in one visit of the Forgotten Viaduct.
Defeat the Frost Knight.
Apply debuffs 50 000 times.
Survive the Forgotten Viaduct until there are only 18 minutes left.
Get Arcane Splinter to Level 3 to be able to select Ability Upgrades.
Defeat the Wraith Horseman.
Kill 1 000 enemies in one visit of the Forgotten Viaduct.
Enter Forgotten Viaduct and rescue the Cupbearer.
[Warlock] Kill 5 000 Hellhounds in one exploration.
Deal 1 500 000 damage with Frost Avalanche.
[Warlock] Deal 5 000 000 summon damage in one run.
[Warlock] Reach level 60.
Deal 750 000 damage with Frost Avalanche.
[Warlock] Deal 2 000 000 summon damage in one run.
[Warlock] Reach level 30.
[Warlock] Deal 500 000 summon damage in one run.
[Warlock] Do not get hit for 5 minutes.
Level Up 500 times.
Purchase 10 items from the wellkeeper.
Defeat the Lord of Regret.
Deal 1 000 000 damage with Dragon's Breath.
Survive the Ember Grounds until there are only 2 minutes left.
Kill 15 000 enemies in one visit of the Ember Grounds.
Defeat the Wyrm Queen.
[Cleric] Acquire the trait [Metabolism V] in a run.
Deal 500 000 damage with Dragon's Breath.
Deal 1 500 000 damage with Lightning Strike.
Survive the Ember Grounds until there are only 12 minutes left.
[Cleric] Deal 500 000 burn damage in one run.
Kill 5 000 enemies in one visit of the Ember Grounds.
Survive the Ember Grounds until there are only 22 minutes left.
Defeat the Flamedancer.
Collect a total of 20 000 gold.
[Cleric] Apply 10 stacks of Fragile on a single enemy at once.
Kill 100 000 enemies in total.
Deal 750 000 damage with Lightning Strike.
Deal 1 500 000 damage with Phantom Needles.
[Cleric] Regenerate 1 500 HP in one run. Only passive regeneration is counted.
Kill 40 000 Skeletons.
Deal 750 000 damage with Ring Blades.
[Cleric] Reach level 60.
Deal 750 000 damage with Phantom Needles.
Get Phantom Needles to Level 3 to be able to select Ability Upgrades.
[Cleric] Deal 5 000 000 magic damage in one run.
[Cleric] Reach level 30.
[Cleric] Deal 1 500 000 magic damage in one run.
[Cleric] Deal 500 000 magic damage in one run.
Defeat the Lord of Pain.
Kill a total of 1 lord.
Kill 25 000 enemies in one run.
Deal 750 000 damage with Arcane Splinter.
Deal 3 000 000 damage with Transfixion.
Survive until there are only 10 minutes left.
[Swordsman] Reach level 60.
[Swordsman] Regenerate 2 000 HP in one run
Kill 15 000 enemies in one run.
[Swordsman] Deal 1 000 000 damage with the main weapon.
Crit enemies 50 000 times.
Defeat the Lich.
Deal 1 500 000 damage with Transfixion.
Deal 750 000 damage with Transfixion.
[Swordsman] Acquire the trait [Strength IV] in a run.
[Swordsman] Hit 1 000 Enemies for 300 or more damage in one run. (Main Weapon)
[Swordsman] Hit 20 Enemies with a single attack.
[Swordsman] Reach level 30.
Apply damage effects 50 000 times.
Get Astronomer's Orbs to Level 3 to be able to select Ability Upgrades.
Deal 10 000 000 damage in total.
[Archer] Crit enemies 5 000 times within one run.
[Archer] Acquire the trait [Quick Hands IV] in a run.
Kill a total of 10 bosses.
[Archer] Do not get hit for 3 minutes.
Purchase an item from the Wellkeeper.
[Exterminator] Destroy 200 Objects.
[Exterminator] Apply burn to 10 000 enemies.
Kill 5 000 enemies in one run.
[Exterminator] Deal 200 000 burn damage in one run.
Retrieve 1 item from the Halls of Torment.
Enter the Halls of Torment 5 times and survive at least 5 minutes.
Defeat the Skeleton Lord.
[Exterminator] Reach level 30.
[Exterminator] Deal 300 000 fire damage in one run.
Consume a total of 10 potions.
[Exterminator] Apply 50 or more burn effects at the same time.
Kill 1 000 enemies in one visit of the Ember Grounds.
Rescue the Wellkeeper.
Survive until there are only 14 minutes left.
Get Lightning Strike to Level 3 to be able to select Ability Upgrades.
[Archer] Reach level 30.
[Archer] Increase your movement speed to 8m/s.
Collect a total of 300 gold.
[Swordsman] Walk 5 000 meters in one run.
[Swordsman] Deal 200 000 damage with the main weapon.
Defeat the Imp Chieftain.
Survive until there are only 26 minutes left.
Enter the Halls of Torment.
Kill 10 000 Carpas.
Kill 10 000 Constructs.
Kill 10 000 Homunculi.
[Norseman] Deal 10 000 000 frost damage in one run.