Here are some cheats and tips for the game Bio Freaks.
Alternate view:
Hold Left and press Start during game play. Hold Down and press Start to
return to the default view.
View version date:
Press C-Left immediately after powering on the system. The sound of
laughter will confirm correct code entry. The date on the title screen
indicates when the game was completed. Note: C-Left may have to be pressed
a few times.