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