Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
A Chill Wind...	Finish Act 0.	20
Among The Living	Finish Act 5.	70
Deja Vu, I've Just Been In This Place Before	Visit All Locations.	90
Don't Trust The Devil	Complete "The Bloody Love Story".	90
Friends In High Places	Talk to All Ghost NPCs.	90
Highschool Never Ends	Finish Act 1.	30
I Belong To Me	Finish Act 4.	60
I Got Your Back	Backstab (?) Ghosts.	90
Identity Thief	Finish Act 3.	50
Inquisitor Expiravit	Complete Mona's Urban Legends.	90
Mysteries Explained	Complete Ghostpedia Entries.	90
Night Rider	Complete "Ghost Rider".	90
Simply Stunning	Stun (?) Ghosts.	20
Snake Charmer	Finish Act 6.	80
Some Wounds Never Heal	Finish Act 2.	40