By The Numbers: Conor McGregor The biggest star in MMA wanders into uncharted territory on Aug. 26, when he makes his pro boxing debut against Floyd Mayweather Jr. in Las Vegas.

Preview: UFC Fight Night ‘Pettis vs. Moreno’ Fast-rising flyweight contenders Sergio Pettis and Brandon Moreno collide on Saturday, as the Ultimate Fighting Championship returns to Mexico City.

Sherdog’s Official Mixed Martial Arts Rankings Whether he keeps his nose clean and reigns as a pound-for-pound king remains to be seen, but for now, Jon Jones is back and he is the top light...

Sherdog’s Official Mixed Martial Arts Rankings In front of his Long Island, New York, faithful at UFC on Fox 25, Chris Weidman needed to beat Kelvin Gastelum just to keep pace at 185 pounds...

Sherdog’s Official Mixed Martial Arts Rankings This may not seem like much of an update. If we are being technical about it, we have a single new entry into the Sherdog.com divisional...

Sherdog’s Official Mixed Martial Arts Rankings Nobody wants to be second best, but at least you are still better than just about everybody else. Courtesy of UFC 213 on July 8, we have two new...

Preview: UFC 213 ‘Nunes vs. Shevchenko 2’ Amanda Nunes risks her women’s bantamweight crown in a rematch with Valentina Shevchenko on Saturday in Las Vegas.

Sherdog’s Official Mixed Martial Arts Rankings Several major fights have been officially announced, and it is now the Ultimate Fighting Championship's International Fight Week, which means...

Sherdog’s Official Mixed Martial Arts Rankings Kevin Lee did not ask for Mario Yamasaki's help. As a red-hot, 24-year-old prospect in perhaps MMA's finest division, he might not have needed it. Nonetheless, at...

Sherdog’s Official Mixed Martial Arts Rankings Not all important, resounding wins are created equally. Sometimes a single win could send your stock skyrocketing. Sometimes, even if you author a stirring “Knockout of the Year” contender in an UFC...