Start the game with the command-line parameter "/CHEATS=1" (without the quotes) to activate the console. While playing, press [~] (tilde) to bring up the console, then type any of the following codes:
Code - Result:
sys cheats 963 - Activate Cheat Mode
cheat lord - God Mode
cheat suicide - Suicide
cheat teleport - Teleport
cheat tp - Teleport

Activate Gore
Go into the Sacred installation folder, and open up the file "sacred.cfg" using notepad. Change the Violence level to = 1.