Win the championship with a heavyweight fighter two times to unlock Bas Rutten.
Win the championship with a light heavyweight fighter to unlock Frank Shamrock.
Win the championship with a light heavyweight fighter two times to unlock Guy Mezger.
Win the championship with a lightweight fighter to unlock Jens Pulver.
Win the championship with a light heavyweight fighter three times to unlock Jeremy Horn.
Win the championship with a heavyweight fighter three times to unlock Mark Coleman.
Win the championship with a heavyweight fighter to unlock Maurice Smith.
Win the championship with a middleweight fighter to unlock Murilo Bustamante.
Win the championship with a heavyweight fighter five times to unlock Pete Williams.
Win the championship with a heavyweight fighter four times to unlock Tsyoshi Kohsaka.
Successfully complete the Pit Fighter story mode to unlock the Kung-Fu style.
Successfully complete Kung-Fu story mode to unlock the Boxing style.
Successfully complete BJJ story mode to unlock the Submission style.
Successfully complete Sumo story mode to unlock the Karate style.
Win the championship with any fighter to unlock his Legend mode and move.
