Full list of all 39 The Dungeon Beneath achievements.
The base game contains 30 achievements, and there are 4 DLC packs containing 9 achievements.
Acquire a Searing Sign.
Reach Abaddon on New Game+.
Have 10 Armor on a single unit.
Reach Abaddon with Taz'gyn.
Acquire a Dragon Scale.
Reach Abaddon with Elder Gryx.
Acquire Iliphar's Arbalest.
Reach Abaddon with Dominique Boutroux.
Reach Abaddon with no Fighters.
Reach Abaddon with a Follower in your party.
Defeat Simulae Prime.
Reach Abaddon with Eloa.
Defeat Abaddon.
Reach Abaddon with Thardoric of the Hammer.
Reach Abaddon with no Mages.
Defeat The Hand of Abaddon.
Defeat Dungeon Boss Firis.
Deal 10 or more damage to a single unit with one attack.
Deal 20 or more damage to a single unit with one attack.
Defeat the Reanimated Colossus.
Win a battle with only your hero left alive.
Reach Abaddon with Mariana.
Reach Abaddon in under 60 rounds.
Defeat The Mind Reaver.
Win a battle in the first round.
Defeat King Fetterbite.
Win a battle.
Reach Abaddon on New Game++.
Reach Abaddon on New Game+++.
Reach Abaddon on New Game++++.
Reach Abaddon with Xandos.
Challenge a god on New Game++++.
The ultimate test...
Kill an Aurum Worm.
Challenge a god with the Lost Adventurer.
Close the Portal on Legend.
Survive Death's Invitation.
Defeat Death.
Climb more than 200 floors in The Tower.