Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
Eighteenth Level	Complete the 18th level.	100
Fifteenth Level	Complete the 15th level.	100
Ninth Level	Complete the 9th level.	100
Sixth Level	Complete the 6th level.	100
Third Level	Complete the 3rd level.	100
Thirtieth level	Complete the 30th level.	100
Twelfth Level	Complete the 12th level.	100
Twenty First Level	Complete the 21t level.	100
Twenty Fourth Level	Complete the 24th level.	100
Twenty Seventh level	Complete the 27th level.	100