Complete level 4 before time hits 20 seconds
Reach 50.000 points in level 2
In level 2 shoot all special items (6 ducks, 4 bonus items and 2 of scenario)
Complete level 1
Reach 15.000 points in level 1
Complete level 2
Complete level 3
Complete level 3 being injured 8 or less times
Complete level 4