Full list of all 71 The Evil Within achievements. It takes around 40-50 hours to unlock all of the achievements in the base game on Windows.
The base game contains 41 achievements, and there are 3 DLC packs containing 30 achievements.
Complete the game on Nightmare difficulty.
Finish the game on 悪夢(AKUMU) mode.
Finish the game without upgrading any skills with green gel.
Finish the game with a clear time of under 5:00:00
Have they lost their minds? Better get past them without a fight. (Ch.2)
Collect every collectable in the game.
Completely upgrade all weapons.
Open up all the lockers in the save room.
I'm not taking any chances, this bus can't take much more damage. (Ch. 12)
Enough running! I'll burn her to the ground right here! (Ch. 10)
Fully upgrade all of Sebastian's attributes.
Completely upgrade three weapons.
This cave echoes like crazy. Better put the gun away and keep quiet. (Ch. 8)
It won't stay dead! Better only fight when I have to. (Ch. 7)
Who wouldn't reach out for a man clinging for his life? (Ch. 6)
Kill 5 enemies with each type of Agony Bolt.
Kill 25 enemies with melee attacks.
Upgrade all options in the Stock menu.
The water's rising, but we'll get out of this without a scratch. (Ch. 5)
His engine roars, but my knife is strong enough to take him out. (Ch.3)
Use a secret explosive weapon to kill 10 enemies. (Agony Bolt effects negate results)
Kill 5 enemies in a row with a sneak kill without being discovered.
Complete the game on Casual difficulty.
Complete the game on Survival difficulty.
Defeat the ultimate evil within.
Kill 400 enemies.
I should get this whole generator panel running just in case. (Ch. 14)
Remove an invisible enemy from the equation.
Outrun a gigantic threat in the city.
Completely upgrade one weapon.
Kill 3 living enemies with one drop of a match.
End a monstrosity in the underground garage.
Kill 200 enemies.
Sneak Kill an enemy after hitting them with a bottle.
Escape the Keeper beneath the catacombs.
Take out both guardians before the church.
Kill 5 enemies with a torch.
Finish off a shrieking beast.
That vision in the hospice... why here? Why now? (Ch. 4)
Kill 30 enemies.
Defeat the Sadist within the village.
Complete the hidden letter in The Assignment.
Clear The Assignment in KURAYAMI Mode.
Collect all Personnel Files in The Assignment.
Clear Chapter 2, "Crossing Paths."
Get a Cadaver to grab and kill a Haunted. (Ch. 2)
Collect all Research Documents in The Assignment.
Survive the duel without using any electronic devices in the environment. (Ch. 2)
Use a single trap to kill two or more enemies in The Assignment. (Ch. 2)
Clear Chapter 1, "An Oath."
Lure an enemy with a phone call and lock them in a room. (Ch. 1)
Clear The Executioner without taking any damage.
Purchase all items in the Shop.
Complete all Torments.
Get payback on the cop who took down your predecessor.
Collect all Daughter's Diaries in The Executioner.
Kill 10 basic Haunted with the chainsaw.
Kill 10 basic Haunted with environmental traps in The Executioner.
Clear the basement of the manor house in The Executioner.
Use Executions on 20 basic Haunted.
Clear the first and second floors of the manor house in The Executioner.
Clear The Consequence in KURAYAMI Mode.
Complete the hidden letter in The Consequence.
Collect all Research Documents in The Consequence.
Turn on the generator using no more than 10 chemical lights. (Ch. 3)
Clear Chapter 4, "A Ghost is Born."
Defeat Ruvik before the final showdown in The Consequence. (Ch. 4)
Collect all Personnel Files in The Consequence.
Get through the hotel without being spotted or killing any enemies. (Ch. 4)
Save Sebastian's life in the hotel. (Ch. 4)
Clear Chapter 3, "Illusions."