Cheat Codes:
Note: This procedure involves editing a game file; create a backup before proceeding. Use a text editor to edit the “ge3.ini” file in the “/gothic3/ini” directory. Look for this entry:

[Game]? TestMode=false ?

And change it to:

[Game]? TestMode=true ?

Press ~ during game play to display the console window, then enter one of the following codes to activate the corresponding cheat function. Note: Certain codes do not work if the game has been patched.

CHEAT FUNCTION – CHEAT CODE
God mode – God
Invisibility mode – Invisibility
Learn all skills; lowers stats to 0 – Teach all
Kills selected target – Kill
Spawn indicated item – Give