All tracks and Tripods.

Highlight the "Tripod Select" option at the main menu. Then, hold X + Y and press Up, Left, Down, Right, Right, Up, Down, Right.

All power-ups are triple missiles.

Enter MISSI as a code.

All power-ups are turbo rams.

Enter TURBO as a code.

Turbo ram auto-pilot.

Enter AUTOM as a code.

Invisible Tripods.

Enter GHOST as a code.

CPU controlled bonus Tripods.

Enter HUND as a code.

Alternate sound effects.

Enter RETRO as a code.

Debug mode.

Enter JOHNM as a code. All items and weapons will be named "Malkovich", but will still function correctly.