After you complete the game (defeat Banderlog)
Cheat Codes for “Brotherhood and the Ring” Free Download
you will be able to play for any kind of practice in any mission,
Also, the following secret cheat codes are available:
Bo while playing, press the [~] (tilde),
after which enter the following cheat codes:
god – invulnerability
godlike – invulnerability for the whole team
hyperpower – mode – hyperpower
drunk – mode – drunk
megabots – strong enemies
megasword – cyпep sword
Re-entering the cheat code will disable it..