Last Updated : June 25th, 2005
255 PAR Item Codes + 5 Other Codes by David Lowe Hosted by GameFAQs.
400+ PAR Item Codes + Character Editing Codes by Ivan Ferrel Hosted by GameFAQs.
The following is other codes I have found, and made myself.
Magic points restored 10 points at a time while player is on screen
Magic points restored 50 points at a time when player is on screen
Magic points don't decrease except in battle
Protection from most attacks