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.
