Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock
Bringing Trolls to a Jotun fight (50 points)	Bring at least one Troll to the Jotun fight.
Brother shall kill brother (25 points)	Kill Knut.
Don't blame the messenger (100 points)	Bring warbanner to Thora.
Enter Jotunheim (100 points)	Go through the gate to Jotunheim.
Finally Valhalla (100 points)	Become a mountain.
Go back to Jotunheim (50 points)	Spare all Trolls.
He was big? (100 points)	Kill a half jotun.
Homecoming (100 points)	Go back to the farm as a kid.
Joined the darkside (100 points)	Become a Jotun.
Noooo.. (100 points)	See your mother die.
Run from the Jotuns (100 points)	Escape the cave.
You will live another day (25 points)	Spare Knut.
Your life ends here Troll (50 points)	Kill all Trolls.