Full list of all 120 Darkest Dungeon achievements. It takes around 200 hours to unlock all of the achievements in the base game on Windows.
The base game contains 69 achievements, and there are 3 DLC packs containing 51 achievements.
Kill all bosses
Reach week 104
Acquire all your Ancestor's Trinkets
Defeat the brigand Vvulf
Complete the game with default difficulty options
Complete the game
Complete the game on Stygian
Complete all Caretaker Goals
Lose a hero to Wilbur
Lose all four heroes on a Darkest Dungeon quest
Complete the game within 99 Weeks
Complete the game on Radiant
Dismas and Reynauld Made it to the final Darkest Dungeon Quest
Kill a Squiffy Ghast with a Jester
Fully upgrade the Town
Fully upgrade the Abbey
Lose a hero to a Maggot
Fully upgrade the Tavern
Lose a hero to hunger
Lose a hero to a trap
Kill any boss with a party of four afflicted heroes
Fully upgrade the Guild
Start a Darkest Dungeon quest with four heroes of resolve level 0
Fully upgrade the Blacksmith
Reach week 52
Kill any boss with only one hero remaining
Party wipe on a boss
Have one of each class on your roster
Lose a Legendary (Level 6) hero
Fully upgrade a hero's weapons and armor
Fully upgrade at least four of a hero's skills
Complete a dungeon with all 4 heroes afflicted
Lose a hero to an obstacle
Treat a hero in the Tavern
Complete 25 quests
Defeat 100 Eldritch enemies
Remove a Quirk in the Sanitarium
Lock a positive Quirk in the Sanitarium
Slay your first boss
Walk 500 steps with one hero
Slay 1000 enemies
Kill the Shrieker
Defeat 100 Unholy enemies
Start a quest with all four heroes of Resolve Level 6
Learn a new Camping skill
Raise a hero to Resolve Level 6
Raise 4 heroes to Resolve Level 6
Complete a long quest
Collect at least 20,000 gold from a single quest
Kill Squiffy Ghast, Swine Skiver, Bone Bearer and Hateful Virago
Defeat 100 Beast enemies
Defeat 100 Human enemies
Complete 10 quests
Treat a hero in the Abbey
Complete a quest in all four regions
Upgrade a Combat skill
Collect at least 30 heirlooms from a single quest
Complete a medium quest
Kill 50 enemies with one hero
Slay a Shambler
First party wipe
Have a character survive 5 attacks at Death's Door in a single combat
Dismiss your first hero
Abandon a quest
Complete a quest
Lose your first hero
Lose your first hero to heart attack
Visit the Graveyard
Reach the Estate
Build The Red Hook
Kill an ally while under the Curse
Defeat the Countess
Have your entire roster affected by the crimson curse
Defeat the Fanatic
Defeat the Baron
Lose a hero to Wasting Away from the Curse
Rescue someone
Collect your first Trinket Set
Contract the Crimson Curse via contagion
Collect The Invitation
Defeat the Viscount
Build your first district building
Recruit a flagellant
Get infected by the Crimson Curse
Collect All of Color of Madness Trinkets
Lose a Hero Equipped with the Coat of Many Colors
Lose a Hero Equipped with the Miller's Pipe
Get 300 Kills
Defeat the Sleeper With 2 Afflicted, 2 Virtuous Heroes
Kill the Sleeper's Herald With a Riposte
Reach Death's Door From Farmhand's Riposte
All 4 Heroes Dodge the Miller's Reaping
Build the Windmill
Fight Every Wondering Boss in Endless
Use The Shard Dust Provision
Earn 200 Shards In One Endless Run
Get 200 Kills
Get 100 Kills
Defeat the Sleeper
Acquire Mildred's Locket Trinket
Defeat the Miller
Defeat the Thing From The Stars
Gain the Refracted Affliction
Complete The First Farmstead Quest
Reach the max Prestige level in the Butcher's Circus
Win 100 matches in the Butcher's Circus
Kill 600 enemies in the Butcher's Circus
Cause 150 heart attacks in the Butcher's Circus
Win any 10 matches without losing any heroes
Kill each hero class in the Butcher's Circus
Have a hero survive 5 death's door checks in a single match
Have a single hero survive 4 heart attacks in a single match
Win a match in the dueling grounds
Win a match without using any trinkets
Have a single hero deal deathblows to 4 enemies in a single match
Kill an enemy hero in the first round of a match
Win a match using ONLY stress against your enemies
Daze 10 enemies in the Butcher's Circus
Cause an enemy hero to have a heart attack
Play your first match in the Butcher's Circus