Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
Level 5	Level 5 completed.	100
Level 10	Level 10 completed.	100
Level 15	Level 15 completed.	100
Level 20	Level 20 completed.	100
Level 25	Level 25 completed.	100
Level 30	Level 30 completed.	100
Level 35	Level 35 completed.	100
Level 40	Level 40 completed.	100
Level 45	Level 45 completed.	100
Level 50	Level 50 completed.	100