The Jedi Temple Mission Pack Add-on for Star Wars: The Force Unleashed has 7 achievements worth 220 gamerscore.
Defeat the training room in less than 2 minutes
Complete Jedi Temple - Sith Warrior difficulty
Complete Jedi Temple - Apprentice difficulty
Complete Jedi Temple - Sith Lord difficulty
Complete Jedi Temple - Sith Master difficulty
Defeat the trials without the sphere turning red
Use the large globe to kill 10 enemies in the museum