CheatCodes.com has all the official Contender 2 PSX cheats to unlock everything. If you know of any that we don't have, please let us know.
All published and official codes as of Wednesday May 22, 2013 for Contender 2 are shown below.
Press up, dowwn, right, left, circle, X at the title screen. There should be a sound that confirms that you entered it right. pause the game during a main event match and select 'towel'. You can select select which player (red corner or blue corner) throws in the towel.
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