Cheats for the demo version:

 Starte the game with the parameter /CHEATS=1 and press [~] in the game to open the
 console. Now type in

 SYS CHEATS=1

 and now the cheat mode is activated. Now you might also type in

 CHEAT GOD              - God mode
 CHEAT RARE             - Get rare items
 CHEAT upgrade          - All upgrades for the current character
 CHEAT SETGOLD xxxx     - Set gold to xxxx
 CHEAT ADDGOLD=xxxx     - Add xxxx gold
 CHEAT ADDEXP=xxxx      - Add xxxx EP
 CHEAT SETLEVEL=xxx     - Set level for current character (max = 255)
 CHEAT SETHEROLEVEL=xxx - Set level for current hero (max = 255)
 CHEAT FOGOFWAR         - No fog of war
 CHEAT DAMAGE           - Set health to 1
 CHEAT OBSERVER         - ?
 SYS FPS                - Show Frame rate