Scramble
Unlock Bombing Run – Destroy 30 enemies without using your forward
shooting weapon.
Unlock Co-op Brilliance – Obtain a score of 30,000 or more while playing
an Xbox Live co-op game.
Unlock It’s a Mystery – Destroy 3 or more mystery objects.
Unlock Perfection – Complete the entire game without losing any lives.
Unlock Refueling – Destroy 10 or more fuel containers on Level 1.
Unlock Sharp Shooter – Destroy 30 enemies without once dropping a bomb.