Full list of all 58 Prey achievements worth 1,195 gamerscore. It takes around 40-50 hours to unlock all of the achievements in the base game on Xbox One.
The base game contains 48 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 10 achievements worth 195 Gamerscore.
You found all the smuggler's dead drops.
You completed the game in the most empathetic way possible.
You completed the game without killing any Humans.
You performed an apto-regressive neurotomy on Dahl.
You found and listened to all TranScribe recordings.
You located all employees on Talos I.
You found out what happened to Mikhaila's father and let her know.
You found Gustaf Leitner's Connectome for Dr. Igwe.
You helped Igwe, January, and Mikhaila meet in your office.
You recovered Mikhaila's booster shots and healed her.
You completed the Shipping and Receiving objective and no human lives were lost
You rescued Dr. Igwe from a cargo container.
You found Dr. Calvino's secret stash.
You died to helicopter blades on your first day on the job.
You found and listened to all the messages you left for yourself.
You read all the e-mails on Talos I.
You returned to the Simulation Lab and completed the tests in Rooms A, B, and C.
You killed Luka and avenged Abby.
You fled Talos I aboard Alex's escape pod before completing your mission.
You consumed one of every type of food and drink on Talos I.
You read the entire Starbender series and don't regret it.
You killed January.
You mimicked a Mimic.
You used the Psychotronics satellite to dismiss or summon the Typhon Nightmare.
You blasted yourself as an object for at least 20 meters while in normal gravity.
You recycled yourself.
You scanned your Phantom Shift duplicate with the Psychoscope.
You killed Alex.
You killed an enemy while using Combat Focus.
You used Psychoshock on a Human.
You used a single Recycler Charge to recycle at least 20 objects.
You mimicked (20) or more unique objects.
You created a Phantom using Phantom Genesis.
You used Electrostatic Burst to drop two or more Operators at once.
You used Mindjack to free a mind-controlled Human.
You repaired (20) objects on and around Talos I.
You used Danielle's voice samples to access Deep Storage.
You hacked at least (20) hackable objects on and around Talos I.
You fully upgraded a weapon.
You killed an enemy while they were Lifted.
You killed (5) Mimics in 5 seconds.
You acquired a Typhon power.
You met January for the first time.
You acquired a Human ability.
Kill every Human on and around Talos I.
Complete the game without ever acquiring any Typhon power or Human ability.
Complete the game once acquiring only Typhon powers and again acquiring only Human abilities.
Hidden
In Mooncrash, install every neuromod power for every character.
In Mooncrash, unlock all 5 playable characters.
In Mooncrash, finish the game with a surplus of 50,000 sim points or more.
In Mooncrash, damage 3 enemies with a single Psychostatic Cutter projectile.
In Mooncrash, complete all Story Objectives.
In Mooncrash, you read all of the second Starbender series and still no regrets.
In Mooncrash, defeat a Moon Shark.
In Mooncrash, GLOO 3 enemies with a single GLOO charge.
In Mooncrash, complete all KASMA Orders.
In Mooncrash, escape the simulation with all five playable characters in a single run.