Full list of all 47 Astronarch achievements.
The base game contains 41 achievements, and there are 3 DLC packs containing 6 achievements.
Defeat Corruption 20.
Defeat a boss with 1 hero remaining.
Beat the game without any abilities upgraded.
Defeat an elite without any items equipped.
Beat the game in under 30 minutes.
Sell 10 items or potions to the same merchant and then defeat the act.
Equip 3 of the same item to a hero.
Defeat Corruption 10.
Gain a level on every hero.
Unlock the Illusionist.
Unlock the Fiend.
Use 3 potions in one combat.
Unlock the Bloodmage.
Sell an ability orb and 2 potions to the same merchant.
Defeat the Balrog Spawn.
Defeat the Executioner.
Unlock the Druid.
Beat the game without losing a battle.
Defeat the Hydra.
Beat the game without using a potion.
Have 500 Gold at one time.
Have 50 Morale at one time.
Unlock the Bard.
Defeat all 3 elites during a single act.
Unlock the Ranger.
Defeat an act after visiting at least 7 events.
Defeat the Mercenary Crew.
Defeat the Timeworn Golem.
Have 50 positive effects on a hero at one time.
Defeat the Beast of the Weald.
Unlock the Alchemist.
Defeat a boss with all heroes at full HP.
Defeat the King.
Have 50 negative effects on an enemy at one time.
Defeat the Blighted Hag.
Unlock the Ronin.
Defeat the Deep Fiend.
Unlock the Outlaw.
Defeat an act without visiting a merchant.
Unlock the Brawler.
Emerge victorious in 10 combats during a single act.
Unlock the Fallen.
Defeat the Omen of Frailty without any items breaking.
Defeat the Omen of Doom without triggering its effect once.
Defeat the Omen of Burden with the special item fully upgraded.
Defeat the Omen of Loss without taking the special blessing.