Press Alt + F12 to display the key prompt and type "wlrnwhdakf". Then, press Alt + F12 and Enter. After that, type one of the following codes:
Enable invincibility: invulnerable on
Disable invincibility: invulnerable off
Enable one hit kills: onekill on
Disable one hit kills: onekill off
Disable timer: time off
Enable timer: time on
Extra money: money [1 - 999]
Adjust character's damage strength: hit [1 - 999]
Adjust character's strength: str [1 - 999]
Adjust character's intelligence: int [1 - 999]
Adjust character's dexterity: dex [1 - 999]