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