Type these codes in the console: (accessed
with ~ key):
playbetter: god mode
twoweeks: power-up mode (like tome of power)
aquaticape: notarget mode (monsters inactive)
victor: kills all monsters in the level
kiwi: no clipping mode
angermonsters: angers all level monsters
crazymonsters: berserks all level monsters
give h x: give x amount of health
changelevel: level select