Unlockable | How to Unlock |
Smooth Operator (15) | Reach 1940 without losing a life. |
Perfection (20) | Reach 2001 without losing a life. |
Reach 1940 (20) | Complete 1910, making it through to 1940. |
Reach 1970 (15) | Complete 1940, making it through to 1970. |
Reach 1982 (20) | Complete 1970, making it through to 1982. |
Reach 2001 (20) | Complete 1982, making it through to 2001. |
Complete 2001 (30) | Complete 2001. |
Bomber Hunter (15) | Shoot down 4 bomber planes in 1940 |
Rescue Mission (15) | Rescue 10 parachuters in one game. |
Missile Attack 1 (10) | Shoot down 10 bombs in 1910. |
Missile Attack 2 (15) | Shoot down 20 homing missiles in 1970. |
Formation Buster (10) | Shoot down all the planes from a single formation 3 times in one game. |