At the Mode Select screen, press L, Z, R,C-UP, C-DOWN, C-LEFT, C-RIGHT,
START. You should hear a chime if you did it correcly.
------------------------------------------------------------------------
Change Car Colors:
To change your car's colors, simply press the R-Button during the car
customization screen. Note that there are only a few select colors for
each vehicle.
To get the Joker Cup and six additional tracks beat the Jack, Queen,
and King Cup on Standard difficulty.
------------------------------------------------------------------------
Mute City II Shortcut:
Right after you make the third hard turn, you will see a ramp to the
left that looks like it will lead you off track. If you hit it with a
booster, you will fly over the gap and onto the next strip of tracks.
------------------------------------------------------------------------
Rotate Cars on Customization Screen:
Want to see your car from different angles? At the customization screen
press the C-Buttons to rotate the car in all directions.
Beat all four cups on Expert difficulty to open F-Zero's hidden X-Cup.
This cup will randomly generate six courses, ranging from utterly
boring to plain cool. Beating the four cups will also open a Master
Difficulty level.
Sites: