Complete the following achievements to unlock Microsoft Gamerscore points.

Achievement	How to unlock	Points
2112	Shoot the Zorlon Cannon hundred times.	50
A Farewell to Kings	Get killed while operating the Zorlon Cannon.	25
Analog Kid	Use all powerups.	25
Apollo	Reach 10000 score in Arcade.	25
Armageddon	Reach 40000 score in Arcade.	100
Dionysus	Reach 20000 score in Arcade.	25
Grand Finale	Complete Arcade Mode.	100
Hymn of Triumph	Complete all missions.	100
Oracle	Complete a level without losing a life.	100
Rush	Complete a level under twenty seconds.	100
Soliloquy	Destroy 150 shields by nibbling.	100
Subdivisions	Complete half of the missions.	25
Temple of Syrinx	Destroy fifty Qotile Cores.	100
The Weapon	Destroy the Swirl.	25
Xanadu	Destroy 200 Silorak Cores.	100