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