Bruce Buffer:
Win the Gold belt in UFC mode.


Lorenzo Fertitta:
Win the Gold belt in UFC mode.


Mario Yamasaki:
Win the Gold belt.


Karate fighting:
Complete career mode with a created Sumo fighter.


Kung-Fu:
Complete career mode with a kick boxer.


Nin-Jitsu fighting:
Complete career mode with a karate fighter.


Silver belt:
Complete UFC mode.


Gold belt:
Win the Silver belt with a selected character and enter UFC mode. Choose Free Weight and then  the player with the Silver belt. Complete UFC mode again to win the Gold belt.