Complete the game on Terminal difficulty

Destroy 1000 air targets and complete the level

Clear all ground targets on level 4-1

Destroy an enemy by running into it

Destroy 10 air targets and complete the level

Defeat Episode 3 Boss

Run into the ground

Defeat Episode 1 Boss

Defeat Episode 2 Boss

Destroy 100 air targets and complete the level

Complete Episode 1 without destroying any organic entities

Complete Episode 2 in less than 31 minutes

Complete 1-3 without taking more than one half of your health bar in damage.

Complete 7-3 without taking more than one half of your health bar in damage.

Destroy an enemy while flying upside down

Run any tunnel with afterburner on the entire tunnel