checked-no =>Hidden Characters: Go to the Character Select screen and hold [R]. While holding [R], press L D R X Y A B L D R D X Y A B. Extra fighters will appear when the game begins. You may have to hold CNTRL I: [R] and enter the rest of the code on CNTRL II. =>Boss Endurance Mode: On the Character Select screen, hold [R] and press CNTRL II: A L Y R X D B U. =>New Colors: Press [R] on the plane select screen, or hold [R] while choosing your plane.