Complete Level 2
Make it all the way through level 2.
15 ✓ October 5th, 2006
It’s a Mystery
Destroy 3 or more mystery objects.
15 ✓ October 5th, 2006
Complete Level 1
Make it all the way through level 1.
10 ✓ October 5th, 2006
Perfection
Complete the entire game without losing any lives.
30 
Complete Base Level
Successfully destroy the enemy base!
25 
Complete Level 4
Make it all the way through level 4.
20 
Complete Level 5
Make it all the way through level 5.
20 
Co-op Brilliance
Obtain a score of 30,000 or more while playing an Xbox Live co-op game.
20 
Complete Level 3
Make it all the way through level 3.
15 
Bombing Run
Destroy 30 enemies without using your forward shooting weapon.
10 
Sharp Shooter
Destroy 30 enemies without once dropping a bomb
10 
Refueling
Destroy 10 or more fuel containers on level 1.
10