Avoid Enemy Fire - Begin the game with hard difficulty. Stay in the upper right or left corners and fire your weapon continuously in levels 1 through 3.

Extra Lives - Enable the level select code and get a continue. Highlight ''Option'' and hold A + B + C, and press Start. A picture of a panda will appear on the ''Player'' selection to confirm the code.

Level Select - Press these controller actions at the title screen to begin at the desired level.

Level 2 - Press A, Up, Down, Left, Right, Right, Left, Down, Up, Start.

Level 3 - Press A, A, Up, Down, Left, Right, Right, Left, Down, Up, Start.

Level 4 - Press A, A, A, Up, Down, Left, Right, Right, Left, Down, Up, Start.

Level 5 - Press A, A, A, A, Up, Down, Left, Right, Right, Left, Down, Up, Start.