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.
Finished the game with a clear time of under 5:00:00.
Killed 25 enemies with melee attacks.
Killed 5 enemies in a row with a sneak kill without being discovered.
Collected every collectable in the game.
Killed 5 enemies with each type of Agony Bolt.
Completely upgraded all weapons.
Opened up all the lockers in the save room.
Drove down the highway without hitting a single enemy in Chapter 12.
Killed 10 enemies using the Rocket Launcher.
Completely upgraded three weapons.
Defeated Laura before riding the elevator in Chapter 10.
Escaped from the Catacombs killing only 2 Keepers in Chapter 7.
Upgraded all options in the Stock menu.
Killed 400 enemies.
Saved Joseph from falling off a ledge in Chapter 6.
Killed 5 enemies with a torch.
Rescued Kidman without Joseph taking any damage in Chapter 5.
Fully upgraded all of Sebastian's attributes.
Took out the Sadist with a sneak kill in Chapter 3.
Opened the gate to the village without killing a single enemy in Chapter 2.
Completed the game on Casual difficulty.
Completed the game on Survival difficulty.
Defeated the ultimate evil within.
Removed an invisible enemy from the equation.
Powered up all electrical equipment simultaneously in the subway in Chapter 14.
Killed 200 enemies.
Outran a gigantic threat in the city.
Completely upgraded one weapon.
Ended a monstrosity in the underground garage.
Sneak Killed an enemy after hitting them with a bottle.
Finished Chapter 8 without firing a single weapon.
Escaped the Keeper beneath the catacombs.
Took out both guardians before the church.
Finished off a shrieking beast.
Killed 3 living enemies with one drop of a match.
Killed 30 enemies.
Experienced the vision in the Hospice in Chapter 4.
Defeated the Sadist within the village.
Complete the game on Nightmare difficulty
Finish the game without upgrading any skills with green gel.
Finish the game on 悪夢(AKUMU) mode.
Cleared The Assignment in KURAYAMI Mode.
Cleared Chapter 2, "Crossing Paths."
Completed the hidden letter in The Assignment.
Got a Cadaver to grab and kill a Haunted. (Ch. 2)
Collected all Research Documents in The Assignment.
Collected all Personnel Files in The Assignment.
Survived the duel without using any electronic devices in the environment. (Ch. 2)
Used a single trap to kill two or more enemies in The Assignment. (Ch. 2)
Lured an enemy with a phone call and locked them in a room. (Ch. 1)
Cleared Chapter 1, "An Oath."
Cleared The Consequence in KURAYAMI Mode.
Cleared Chapter 4, "A Ghost is Born."
Didn't really Defeat Ruvik before the final showdown. (Ch. 4)
Collected all Research Documents in The Consequence.
Completed the hidden letter in The Consequence.
Collected all Personnel Files in The Consequence.
Got through the hotel without being spotted or killing any enemies. (Ch. 4)
Saved Sebastian's life in the hotel. (Ch. 4)
Cleared Chapter 3, "Illusions."
Turned on the generator using no more than 10 chemical lights. (Ch. 3)
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.