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