Aero Fighters

At the player select screen, hold the R button then press A, Left, Y, Right, X, Down, B, Up on Controller 2. You'll play a special version of the game in which you face all of the bosses.

To get the character Rabio go to the character select screen and hold Right Shift. While holding this use Controller Two to press Left, Down, Right, X, Y, A, B, Left, Down, Right, Down, X, Y, A, B.

At the title screen, hold the R button on Controller 1 and then press the following buttons on Controller 2. If done right, a sound will be heard and the "Super" mode will be available in the options.

Effect	Code
Super Hard	Up, Left, Down, Right, B, A, X, Y