Cheatcodes:

During game, press [Ctrl] + [Shift] + ~. Green text will appear on screen.
Enter one of the following codes:

@ yourbulletscannotharmme -- God mode for wizard. 
@ mywingsarelikeashieldofsteel -- God mode for wizard. 
@ bythepowerofgrayskull -- Full energy. 
@ ihavethepower -- Full mana. 
@ dontfearthereaper -- 32 souls. 
@ castratetheheathens -- Wizard can collect red spirits. 
@ timeisonmyside -- Nullify spell timers. 
@ ragebuilding -- Level 9 with all spells and creatures in local multi-player game. 
@ gimmegimmegimme [spell name] -- Wizard gets the spell type. 
@ alliwantforxmasisa [monster name] -- Spawn the monster without using souls. 
@ aplethoraof [monster name] -- Spawn four of the monster without using souls. 
btw: Theres a space bestween "@" and the rest of the code.