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