F-18 Super Hornet

These are the passwords used to skip to a different level in Ace difficulty. Go to the password screen, and type in the password. Upon entering the password, you'll be directed to the corresponding level automatically.

At title Screen enter: Up, Down, Left, Right, L, R, B, A (New Game).

In the first level, when you go off the launch base go straight. There will be an aircraft carrier. Shoot at it until it explodes. This will unlock all levels.