Penn vs. Siver, Hendricks vs. Boetsch Set for UFC Fight Night 112 in Oklahoma City B.J. Penn isn’t done yet.

Sherdog’s Top 10: Middleweights of All-Time From Gegard Mousasi and Nate Marquardt to Anderson Silva and Dan Henderson, many have built lasting legacies at 185 pounds.

Video: A Very Rare Double Knockout ... With a Winner, Too Double knockouts are a rarity in mixed martial arts, but we've seen them before. It's even less often you get a double knockout that has a...

Opinion: A Win Just Ain't Worth What It Used To Be We need a new MMA neologism. As we trudge further into 2017, we need a word, a rock-solid and clever noun, to describe the unfortunate elite fighters who, through no fault of their own, become ensnared in an increasingly common and brutally frustrating professional...

Sherdog’s Top 10: Welterweights of All-Time The space between 157 and 171 pounds has served as a staging point for some of the most successful and influential fighters in mixed martial...

UFC 209: By the Numbers It wasn’t pretty or particularly memorable, but Tyron Woodley got some closure on his rivalry with Stephen Thompson.

Sherdog’s Top 10: Lightweights of All-Time The cutthroat 155-pound weight class has given rise to some of the greatest fighters in mixed martial arts history.

Sherdog’s Top 10: Fighters of the 2000s From Randy Couture and B.J. Penn to Wanderlei Silva and Dan Henderson, the decade gave mixed martial arts fans plenty of lasting memories.

What to Watch For: Bellator 172 The incomparable Fedor Emelianenko links arms with Bellator MMA, as he squares off with Matt Mitrione on Saturday in San Jose, California.

Sherdog’s Top 10: Fighters of the 1990s Mixed martial arts went from crawling to walking during the decade, its foundation built on the backs of fighters like Don Frye, Bas Rutten and Ken...