Look for a save with . This allows you to purchase all 50+ fight entrances, every pair of shorts (including retro UFC 1 shorts), and all finishing moves.
A critical step for a "better" experience is using the in-game feature. ufc undisputed 2010 save data for psp better
Because the original grind is significant, many users now utilize external tools to "better" their save data: UFC Undisputed 2010 (PSP) - Gameyos - WordPress.com Look for a save with