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