Various Cheats

Code                              Effect 
siipiveikkoliitelee               Enable Hard Tracks 
hiihtoope                         Enable New Rider (Guide) 
imhotepmaailmojentuhoaja          Debug Mode (Press E) 
seivaavideograbbi                 Take a Photo 
exterminaattori                   ??? 

All Levels
     First  make  a  backup  copy  of the file "Available_Levels.txt",
which  is  located in your Supreme/Saved_Data folder. Then open up the
original with any text editor and make the following changes:

{
"Easy",1,
"Medium",1,
"Hard",1
}

     Save  and  exit,  and  make  another  backup  copy  of  the  file
Defaults.txt.  Open  the  original  with  any text editor and make the
changes below:

available_tracks = 3;
to
available_tracks = 7;

Activate All Boards
     First  make  a  backup  copy  of the file "Available_Boards.txt",
which  is  located in your Supreme/Saved_Data folder. Then open up the
original with any text editor and make the following changes:

{
"Board_1",1,
"Board_2",1,
"Board_3",1,
"Board_4",1,
"Board_5",1,
"Board_8",1,
"Board_10",1,
"Board_11",1,
"Board_12",1,
"Board_13",1
}