Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
Cave	Eliminate all the targets and complete Stage 4.	90
Desert and Ruins	Eliminate all the targets and complete Stage 2.	30
Entrance of Axis	Eliminate all the targets and complete Stage 5.	90
Inside of Axis	Eliminate all the targets and complete Stage 6.	90
Street Fighting	Eliminate all the targets and complete Stage 1.	15
The Axis	Destroy the Axis.	90
The Black Knights	Destroy the three Black Knights.	40
The Escape	Complete the escape and watch the credits.	90
The Great Bull	Destroy the Great Bull.	15
The Last Battle	Destroy the final boss.	90
The Mole Hill	Destroy the Mole Hill.	90
The Spider Web	Destroy the Spider.	90
The Twin Eagles	Destroy the Twin Eagles.	90
Valley	Eliminate all the targets and complete Stage 3.	90