Reach Purdan.
Key your Biometrics to the PDT Keycard.
Lose a fight in the Mess Hall.
Recover the Riot Shotgun.
Transfer Davis into the Data Pad.
Recover your Pulse Rifle.
Find a way across the skybridge.
Attempt to destroy the MD-8.
Clear the infestation in the Medical Wing.
Finish Part I.
Finish Part I on Insane Difficulty.
Kill 6 facehuggers while cocooned in the nest.
Get 30 kills with the Pulse Rifle.
Get 30 kills with the Riot Shotgun.
Get 30 kills with the Revolver.
Kill 5 Xenomorphs after Davis is downed in Mess Hall.
Correctly rewire 29 junction boxes.
Use the Pulse Rifle to trigger a controlled explosion.
Find every piece of Intel.
Shoot Davis.
Read 100 messages in Part I.
Kill an enemy with your last bullet.
Kill a Xenomorph as it attempts to execute you.
Kill 3 separate enemies with the Pulse Rifle, Riot Shotgun, and the Revolver within 5 seconds.
In Part I, damage an enemy with one gun and kill it with another.
Trap Xenomorphs in a Panic Room and kill them 5 times.
Attack a Xenomorph with the Hand Torch.
Kill 2 Xenomorphs at once by detonating an exploding Barrel or Pipe.
Make a basket with Davis' head.