Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
Level 2	Complete Level 2.	50
Level 4	Complete Level 4.	50
Level 6	Complete Level 6.	50
Level 8	Complete Level 8.	50
Level 10	Complete Level 10.	50
Level 12	Complete Level 12.	50
Level 14	Complete Level 14.	50
Level 16	Complete Level 16.	50
Level 18	Complete Level 18.	50
Level 20	Complete Level 20.	50
Level 22	Complete Level 22.	50
Level 24	Complete Level 24.	50
Level 26	Complete Level 26.	50
Level 28	Complete Level 28.	50
Level 30	Complete Level 30.	50
Level 32	Complete Level 32.	50
Level 34	Complete Level 34.	50
Level 36	Complete Level 36.	50
Level 38	Complete Level 38.	50
Level 40	Complete Level 40.	50