Full list of all 71 The Evil Within achievements worth 1,735 gamerscore. It takes around 60-80 hours to unlock all of the achievements in the base game.
The base game contains 41 achievements worth 1,000 Gamerscore, and there are 3 DLC packs containing 30 achievements worth 735 Gamerscore.
Collected every collectable in the game.
Killed 5 enemies in a row with a sneak kill without being discovered.
Took out the Sadist with a sneak kill in Chapter 3.
Completely upgraded one weapon.
Fully upgraded all of Sebastian's attributes.
Upgraded all options in the Stock menu.
Completed the game on Casual difficulty.
Completed the game on Survival difficulty.
Finished the game without upgrading any skills with green gel.
Defeated the ultimate evil within.
Killed 200 enemies.
Opened up all the lockers in the save room.
Removed an invisible enemy from the equation.
Powered up all electrical equipment simultaneously in the subway in Chapter 14.
Outran a gigantic threat in the city.
Ended a monstrosity in the underground garage.
Escaped from the Catacombs killing only 2 Keepers in Chapter 7.
Escaped the Keeper beneath the catacombs.
Took out both guardians before the church.
Finished off a shrieking beast.
Rescued Kidman without Joseph taking any damage in Chapter 5.
Killed 30 enemies.
Killed 3 living enemies with one drop of a match.
Experienced the vision in the Hospice in Chapter 4.
Defeated the Sadist within the village.
Complete the game on Nightmare difficulty
Completely upgrade three weapons.
Completely upgrade all weapons.
Use a secret explosive weapon to kill 10 enemies. (Agony Bolt effects negate results)
Kill 5 enemies with each type of Agony Bolt.
Kill 5 enemies with a torch.
Kill 400 enemies.
Kill 25 enemies with melee attacks.
Sneak Kill an enemy after hitting them with a bottle.
Finish the game with a clear time of under 5:00:00.
Finish the game on 悪夢(AKUMU) mode.
Have they lost their minds? Better get past them without a fight. (Ch.2)
Who wouldn't reach out for a man clinging for his life? (Ch. 6)
This cave echoes like crazy. Better put the gun away and keep quiet. (Ch. 8)
Enough running! I'll burn her to the ground right here! (Ch. 10)
I'm not taking any chances, this bus can't take much more damage. (Ch. 12)
Lure an enemy with a phone call and lock them in a room. (Ch. 1)
Use a single trap to kill two or more enemies in The Assignment. (Ch. 2)
Survive the duel without using any electronic devices in the environment. (Ch. 2)
Get a Cadaver to grab and kill a Haunted. (Ch. 2)
Clear Chapter 1, "An Oath."
Clear Chapter 2, "Crossing Paths."
Collect all Research Documents in The Assignment.
Collect all Personnel Files in The Assignment.
Complete the hidden letter in The Assignment.
Clear The Assignment in KURAYAMI Mode.
Turn on the generator using no more than 10 chemical lights. (Ch. 3)
Save Sebastian's life in the hotel. (Ch. 4)
Get through the hotel without being spotted or killing any enemies. (Ch. 4)
Defeat Ruvik before the final showdown in The Consequence. (Ch. 4)
Clear Chapter 3, "Illusions."
Clear Chapter 4, "A Ghost is Born."
Collect all Research Documents in The Consequence.
Collect all Personnel Files in The Consequence.
Complete the hidden letter in The Consequence.
Clear The Consequence in KURAYAMI Mode.
Collect all Daughter's Diaries in The Executioner.
Complete all Torments.
Purchase all items in the Shop.
Kill 10 basic Haunted with the chainsaw.
Kill 10 basic Haunted with environmental traps in The Executioner.
Use Executions on 20 basic Haunted.
Clear the first and second floors of the manor house in The Executioner.
Clear the basement of the manor house in The Executioner.
Clear The Executioner without taking any damage.
Get payback on the cop who took down your predecessor.