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