UFC on Fox 13 Notebook: Litmus Test Stipe Miocic faces the sternest challenge of his career, as he battles former champion Junior dos Santos on Saturday in Phoenix.

UFC on Fox 13 Weigh-in Results: Nate Diaz Misses Weight Junior dos Santos has already reached the Ultimate Fighting Championship mountaintop. Stipe Miocic wants to get there.

Preview: UFC on Fox 13 Former heavyweight champion Junior dos Santos returns from a lengthy layoff to face Stipe Miocic on Saturday in Phoenix.

Sherdog’s Official Mixed Martial Arts Rankings Frankie Edgar turned what most pundits expected to be a closely contested scrap into a one-sided thumping.

Sherdog’s Official Mixed Martial Arts Rankings On a Saturday jam-packed with MMA, the sport’s big men took center stage.

Sherdog’s Official Mixed Martial Arts Rankings Luke Rockhold’s latest move up the 185-pound ranks came at the expense of Michael Bisping.

TOP HEAVYWEIGHTS DOS SANTOS & MIOCIC HEADLINE FIRST UFC EVENT IN PHOENIX (PRESS RELEASE) -- Las Vegas – The Ultimate Fighting Championship® announced that its first live event in Phoenix, on Saturday, Dec. 13 at US Airways Center, will be headlined by a pivotal heavyweight clash between former UFC® heavyweight champion...

Sherdog’s Official Mixed Martial Arts Rankings Rory MacDonald believes he deserves the next shot at the Ultimate Fighting Championship welterweight title, and after his performance in the main event of...

Sherdog's Official Mixed Martial Arts Rankings Flyweights, be warned: It looks like Demetrious Johnson is here to stay.

Sherdog's Official Mixed Martial Arts Rankings Welcome back, Andrei Arlovski.