F-117 Stealth Fighter Game System: Nintendo System Cheat Category: Cheat Game Company: Unknown Game Category: Unknown Hint, Cheat, Walkthrough:   F-117a Stealth Fighter ====================== =>Mission Select + Invincibility: Enter the code |4093CB1#| and return to the main menu. Move the cursor to the Theater entry and press SELECT. Pressing U and D on this world map will allow you to choose any of the missions, and you will be invincible.