Cheatcodes:
Enter during game:
ETGOD -- God mode on/off.
ETSTUFF -- You get all things.
ETFLY -- You get wings, Fly mode on/aff.
ETWIN -- Finishes the level.
ETDRONE -- Battledrone/Upgrade.
ETSCAN -- Display map on/off.
ETALIEN -- Play as Alien.
ETRESTART -- Restart on the current level.
ETRAIN -- Play in rainy-weather.
ETMAPS -- Check user maps menu.
ETCAT -- A cat runs by.
ETPULL -- Throws a cat.
ETBOOM -- Dead...........
