Change Car Color
     At  the  Car  Selection  screen,  C-Left for Red, C-Up for Green,
C-Right  for  Blue. Hold one of those buttons, then press either Up or
Down on the D-Pad to add or take away.

All Cars
     At  the  Main  Menu,  highlight Arcade, using the D-Pad, press A,
Left, Left, C-Down, A, Right, Z.

All Tracks
     At  the  Main  Menu,  highlight Arcade, using the D-Pad, press A,
Left, Left, Right, Down, Z.

Rainbow Mode
     During gameplay, press C-Down, Z, B, Up, Up, Right.