Debug Mode  When Press Start appears, press and hold Z and press >, <, Up, Down, A, B, Start.

Different Views  Highlight a chopper and press L; then, use the control stick to rotate the chopper.

Disruptor  Beat level 7 on Expert.

Good Bye, Mr. President  During gameplay, press UpC+DownC+Z, then shoot the enemy with a homing cluster. The President will jump from the plane.

Level Select  Press UpC (7X) at the Press Start screen.

Secret Weapon  Fight the aliens on level 7, and the secret weapon will become available.