There are a total of 51 unlockable trophies in Alien Isolation on the PS3 and PS4, with 45 of them being standard trophies, and six of them being secret trophies.
Regular Trophies in Alien Isolation
A Hunt Begins (Bronze) – Complete the third mission
A Perfect Organism (Bronze) – Encounter the Alien in Sevastopol for the first time
A Record of Disaster (Bronze) – Collect an archive log
A Synthetic Solution (Bronze) – Complete the twelfth mission
A True Engineer (Bronze) – Construct one of each craftable item
Alien: Isolation (Platinum) – Unlocked every Alien: Isolation trophy
An Outpost of Progress (Bronze) – Complete the seventh mission
Archivist (Bronze) – Collect 10 Nostromo logs in the main campaign
Awake (Bronze) – Complete the first mission
Bait (Bronze) – Complete the tenth mission
Build to Survive (Bronze) – Construct an item
Caught in the Trap (Bronze) – Complete the sixth mission
Consultation (Bronze) – Complete the thirteenth mission
End of the Hunt (Bronze) – Complete the eighteenth mission
Every Bullet Counts (Bronze) – Use the revolver
Fault Detected (Bronze) – Kill an Android
Free the Torrens (Bronze) – Complete the seventeenth mission
Hazard Containment (Bronze) – Complete the eleventh mission
Hide. Run. Survive. (Silver) – Complete the fifth mission without being killed by the Alien
How Do You Feel? (Bronze) – Complete the fifth mission
I Admire its Purity (Bronze) – Detect 30 targets with the motion tracker
Just out of Reach (Bronze) – Contact your team and escape Comms without being attacked by an android
Light ’em Up (Bronze) – Use the flamethrower
Mercy or Prudence? (Gold) – Complete the game without killing any humans
My Turn Now (Silver) – Kill an android using only the maintenance jack
Not a Scratch (Bronze) – Escape from android combat without taking damage
One Shot (Gold) – Complete the game without dying
Power Games (Bronze) – Access 10 different rewire points
Ripley, Signing Off (Silver) – Complete the game on any difficulty setting
Seegson Security Bypass (Bronze) – Perform 10 successful hacks
Seegson Systems Expert (Bronze) – Complete 10 minigames successfully
Self Defense (Bronze) – Kill 10 humans
She’s in the Vents… (Bronze) – Use the vent system 20 times
Shock to the System (Bronze) – Use the stun baton
Survivor (Gold) – Complete the game on the hardest difficulty setting
The Message (Bronze) – Complete the fifteenth mission
The Missing (Bronze) – Collect an ID tag
The Taken (Silver) – Collect all ID tags
This Should Work (Bronze) – Use the bolt gun
Throwing the Switch (Bronze) – Complete the fourteenth mission
Transmission (Bronze) – Complete the sixteenth mission
Use With Caution… (Bronze) – Use the shotgun
Voices of Sevastopol (Silver) – Collect 100 archive logs
Welcome to Sevastopol (Bronze) – Complete the second mission
You Shouldn’t Be There (Bronze) – Complete the fourth mission
Secret Trophies in Alien Isolation
100 Times Too Many (Bronze) – Killed by the Alien 100 times
Back Off (Bronze) – Caused the Alien to retreat by using the flamethrower
Mind Your Step (Bronze) – Navigated Reactor Maintenance without dying
Not the First (Bronze) – Turned off the beacon
Retreat From Fire (Bronze) – Caused the Alien to retreat using a molotov
Stunned (Bronze) – Knocked down a human or stunned an android with a non-lethal attack
