You can beat the final boss without cheating, simply run into her to trigger invincibility right before she make her club swings. Touching her does almost no damage while super club takes 50% of your max life.
my upload speed sucks... I can download from MEGA, but anything I upload there always fail... will a google drive link be okay?
(- ,-) docs.google.com/file/d/0B09PRfvknDKgNDFHWExZUEhHaXM/edit?usp=sharing