Here is the full list of all 22 Hunt the Night achievements.
Collected all trophies.
Defeat The Devourer.
Defeat Adelram, the Fallen Crow.
Defeat Beldram.
Defeat Krevian.
Defeat Aurel, Gift of the Weaver.
Defeat Krysalis, the Aeviternal Witch.
Defeat Nuriel, First of the Triumvirate.
Defeat The Crimson Choir.
Defeat Mother.
Defeat Eric Blackbone.
Reach the ‘Cycle’ ending.
Reach the ‘Everlasting day’ ending.
Complete all Hunts.
Collect all Weapons.
Improve Dalia’s garden twice.
Collect all Feathers.
Collect all Moonstones.
Improve Isaac Harkon’s workshop three times.
Collect all Combat Suits.
Find all the Crimson Chambers.
Collect all Dark Powers.