Protector: RESURGENCE (Jaguar)
CheatingDome.com
Invincibility
Hold Pause + 2 + 4 + 6 at the title screen. The sound of an explosion will confirm correct code entry. Repeat the process to disable its effect.
Rapid fire
Pause game play, then hold 4 + 6 + 8. Release the buttons. A sound will confirm correct code entry.