Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
Complete World 10	Completed World 10.	35
Complete World 11	Completed World 11.	70
Complete World 12	Completed World 12.	70
Complete World 13	Completed World 13.	70
Complete World 14	Completed World 14.	70
Complete World 15	Completed World 15.	70
Complete World 1	Completed World 1.	20
Complete World 2	Completed World 2.	20
Complete World 3	Completed World 3.	20
Complete World 4	Completed World 4.	20
Complete World 5	Completed World 5.	20
Complete World 6	Completed World 6.	35
Complete World 7	Completed World 7.	35
Complete World 8	Completed World 8.	35
Complete World 9	Completed World 9.	35
Kill 100 Gang Members	Killed 100 Gang Members.	20
Kill 1000 Gang Members	Killed 1000 Gang Members.	70
Kill 250 Gang Members	Killed 250 Gang Members.	20
Kill 400 Gang Members	Killed 400 Gang Members.	35
Kill 600 Gang Members	Killed 600 Gang Members.	35
Kill 800 Gang Members	Killed 800 Gang Members.	70
Unlock 2 New Rockets	Unlocked two New Rockets.	20
Unlock 4 New Rockets	Unlocked four New Rockets.	35
Unlock 6 New Rockets	Unlocked six New Rockets.	70