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