Gyruss cheats and cheat codes for Xbox 360

Achievements:
Finish the following achievements to award the indicated amount of 
Xbox Live Gamerscore points. 

Tough Guy (10 gamerscore points): 
Make it to stage 7 without getting any bonus weapons.

Good Start (10 gamerscore points): 
Obtain at least 12,000 points in the first stage.

Partnership (10 gamerscore points): 
Reach at least 60,000 score during an Xbox Live Co-op game.

Safety First (10 gamerscore points):
Make it to Neptune without losing a life.

Sharp Shooter (10 gamerscore points): 
Destroy all ships on the first 3 bonus levels.

Exploring Uranus (10 gamerscore points): 
Make it to Uranus.

Team Work (20 gamerscore points): 
Reach at least 200,000 score during an Xbox Live Co-op game.

Too Good (20 gamerscore points): 
Get victory in 50 Xbox Live Versus games.

Exploring Jupiter (20 gamerscore points): 
Make it to Jupiter.

Exploring Saturn (20 gamerscore points): 
Make it to Saturn.

Mars Attack (30 gamerscore points): 
Make it to Mars.

Mother Earth (30 gamerscore points): 
Make it to Earth.