Air Diver — Cheat codes

Level Select

On the Mission Select screen, move the cross-hair to a place on the map that's not an area. Hold Start and press Ⓐ, Ⓑ, Ⓒ, Ⓑ, Ⓐ, Ⓐ, Ⓑ, Ⓒ, Ⓑ, Ⓐ, Ⓑ. Release Start and you will hear a soft ping. Now move the cross-hair to the area you wish to attack and hold Ⓐ to square off against the Fighter Ace, Ⓑ to fight the Super Carrier, or Ⓒ to battle the Last Fighter. You have to hold the button until the area begins.

Invincibility

Enter the Level Select code, then hold Start while pressing the button for the level you wish to tackle. i.e., hold Start + Ⓒ to take on the Last Fighter while invincible.