From the legends who defined MMA to the titans still shaping its future, these 25 fighters are the very best to ever step ...

According to a recent report, UFC strawweight champion Weili Zhang is all set to move up to flyweight for a title shot later this year.

Reigning and undisputed ONE lightweight submission grappling world champion and now mixed martial arts fighter Kade Ruotolo ... To become the best in jiu-jitsu and MMA. So yeah, ticking away ...