Full list of all 10 Five Nights at Freddy's achievements worth 1,000 gamerscore.
Achievements they've won
Achievements they've not won
Complete the custom night with all AIs set to 20.
Survive the 6th night.
Don't let Freddy get to cams 4A or 4B during night 5.
Survive the 5th night.
Don't let Foxy escape during night 4.
Survive the 4th night.
Survive the 3rd night.
Experience a jumpscare, and then... something more.
Survive the 2nd night.
Survive the 1st night.