Various Cheats:
Go to the options screen and then to the cheat function. Combine the column of words to spell a single long word as described below. A message will indicate correct code entry

Dismemberment - INSANEGIBSMODEGOOD
Fill Bloodlust - ANGRYXXXINSANEHOOKER
Enemies Freeze - DONTFARTONOSCAR
Invincibility - TRIASSASSINDONTDIE
Juggy Mode - JUGGYDANCESQUAD
Top Off Health - LAMEYANKEEDONTFEED
Show Weapons - SHOWMEMYWEAPONS
Time Factor - NAKEDNASTYDISHWASHERDANCE

Pick Level:
Put in ONTHELEVEL for a code and go back to the main menu. Highlight the "New" option and HOLD Select and press Start