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