20.00%
Bombing Run
Destroy 30 enemies without using your forward shooting weapon.
30.00%
Complete Level 4
Make it all the way through level 4.
40.00%
Complete Level 3
Make it all the way through level 3.
50.00%
Sharp Shooter
Destroy 30 enemies without once dropping a bomb
70.00%
Refueling
Destroy 10 or more fuel containers on level 1.
80.00%
Complete Level 2
Make it all the way through level 2.
90.00%
It’s a Mystery
Destroy 3 or more mystery objects.
100.00%
Complete Level 1
Make it all the way through level 1.