Start game with Solomisons.exe -console 
 press ~ or ESC to get rid of it
 
 In game use the tile-key (~) to bring down the console 
 and type any of next codes:
 
 Code - Result:
  
 GOD - God mode
 FLY - Free flying mode
 NOTARGET - Enemys no longer shoot
 NOCLIP - Walk trough walls
 MAP X? - replace ? with 1-6 to jump to a map
 endgame - Win Game 
 timescale # - Set Game Speed to # (normal is 1) 
 
 Special cheats:
 To speed up tha game try:
 TIMESCALE 2
 or even 5 or more :)  orginal value is 1
 To get ending credits (only works if ya started a game):
 ENDGAME