The Mooncrash Add-on for Prey (Windows) has 10 achievements worth 195 gamerscore.
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.