Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
Level 10	Reach the Level 10.	100
Level 12	Reach the Level 12.	100
Level 14	Reach the Level 14.	100
Level 16	Reach the Level 16.	100
Level 18	Reach the Level 18.	100
Level 2	Reach the Level 2.	100
Level 4	Reach the Level 4.	100
Level 6	Reach the Level 6.	100
Level 8	Reach the Level 8.	100
The Incident	Finish the prologue.	100