Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock
Clear skills (75 points)	Complete all Clear skill challenges.
Control skills (75 points)	Complete all Control skill challenges.
Master skills (150 points)	Complete all Master skill challenges.
Move skills (75 points)	Complete all Move skill challenges.
Shoot skills (75 points)	Complete all Shoot skill challenges.
Survival Four (75 points)	Reach a 75 point score in Survival four players.
Survival Master (175 points)	Get 200 points in Survival mode.
Survival One (75 points)	Reach a 75 point score in Survival one player.
Survival Three (75 points)	Reach a 75 point score in Survival three players.
Survival Two (75 points)	Reach a 75 point score in Survival two players.