Item description:

With this Save-set you can get:

Mind Your Step - Navigate Reactor Maintenance without dying

You don't have to play the entire mission. Load the save and you will be at the beginning of the cocoon where the trophy stars, if you see you're going to die quit game and load again. After you activate everything and come back to the elevator the trophy will pop.

Archivist - Collect 10 Nostromo logs in the main campaign

Load the save and get the last Nostromo log number 10, you can see it in this guide: Collectibles Mission 17

The Taken - Collect all ID tags

Load the save, (49/59) change clothes and you will be capture by the alien, when you wake up, you will see the last ID in front of you.

100 Times Too Many - Get killed by the Alien 100 times

Load the save, you need to die 9 times for trophy, just walk to the next door and the alien will spawn always in front of you, repeat.

End Game Trophies

Mercy or Prudence? - Complete the game without killing any humans
Ripley, Signing Off - Complete the game on any difficulty setting
Survivor - Complete the game on the hardest difficulty setting
One Shot - Complete the game without dying

Load Mission 19 save, just finish it and you will get all these trophies.