The Hide n Seek Title update for Among Us has 9 achievements worth 180 gamerscore.
Survive a Game as Crew in Hide n Seek Mode
Kill all hiders as impostor in Hide n Seek Mode
Do all your tasks in Hide n Seek Mode
Kill Someone while disguised as them
Block a kill as a guardian angel
10 wins as a hider in Hide n Seek Mode
50 wins as a hider in Hide n Seek Mode
100 kills as a seeker in Hide n Seek Mode
200 kills as a seeker in Hide n Seek Mode