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