It's all about turnover in mixed martial arts rankings. With aging fighters leaving the sport, established contenders pursuing options away from the cage and young challengers clawing their way to the top, job security reads like an oxymoron for the men atop SI.com's MMA rankings.
Though divisional figureheads remain fairly consistent, heavyweight through bantamweight challengers compete and train knowing they're one win away from being considered No. 1.
Even more exciting are a fresh crop of active prospects who, with proper grooming and fights against the right opponents, could easily appear on this list within a year.
Two undefeated mixed martial artists immediately come to mind. Displaying quality striking skills and a strong desire to finish,
Friday in Oklahoma., impressive welterweight prospect
Strikeforce officials said Friday they plan to keep him on the Challenger's cards for several more fights. Whether or not the promotion can provide Woodley, 27, with the type of bouts he needs to progress as a fighter -- and eventually vault into the rankings -- will be a test of
• Because he wasn't officially suspended for a positive steroid test in July, and with a bout in Japan likely by the end of the year in Japan,
• For the first time in more than four years, former UFC heavyweight champion
• Shields also joins
• A year to forget for Strikeforce lightweight champ
• Veteran Japanese featherweight