During game play hit [F1] to display the console window. Enter one of codes listed below, then hold [F4] and press [Enter] to activate the cheat. To close the console window press [F1] again.

Code - Effect

cls - Clears console (you do not need to hold F4 for this code)
vida - Full Energy
magia - Full Magic
mrfurioso - Invincibility
vamonos - Level skip
setfps - Sets frame rate (you do not need to hold F4 for this code)
vidmen - Shows video memory (you do not need to hold F4 for this code)
item [1-152] - Spawns indicated item
dactors - Toggles actor properties (you do not need to hold F4 for this code)
grid - Toggles block grid (you do not need to hold F4 for this code)
bbox - Toggles object properties (you do not need to hold F4 for this code)