Sherdog Official Mixed Martial Arts Rankings The flux in the heavyweight division continued to intensify on May 15 in St. Louis.

Lavigne Will Referee Machida-Rua Bout at UFC 113; Judges Named The combat sports wing of Quebec’s Régie des Alcools des Courses et des Jeux (RACJ) has formally decided on the four men who will preside over Saturday night's hotly anticipated rematch between Lyoto...

The Weekly Wrap: March 27 - April 2 It was the kind of dominance that left commentators thinking about the career legacy of the victor instead of the night’s performance.

The Weekly Wrap: Jan. 16 - Jan. 22 Brock Lesnar, the Ultimate Fighting Championship’s top pay-per-view draw, opened up this week about a health scare that threatened his career in a...

The Weekly Wrap: August 8 - August 14 Two divisional leaders, Anderson Silva and B.J. Penn, re-asserted their stature as part of the Ultimate Fighting Championship’s debut in...

The Weekly Wrap: July 25 - July 31 In perhaps the most closely watched negotiation in mixed martial arts history, the Ultimate Fighting Championship and Fedor Emelianenko tried all week

Sherdog Official Mixed Martial Arts Rankings Another high-profile top-10 fighter knocking on the door of a title shot. Another unknown Brazilian spoils the show

Sherdog Official Mixed Martial Arts Rankings Although UFC 88 “Breakthrough” featured a healthy crop of top-10 fighters, a real rankings shake-up did not seem to be in store until Rashad...

Sherdog Official Mixed Martial Arts Rankings It's a good time to be a champion.

Punctuated by Georges St. Pierre (Pictures)'s landslide licking of Jon Fitch (Pictures) on Aug. 9, the...

UFC 28: High Stakes Preview Although much of the card was thrown together last minute (as is the norm for the UFC), it may turn out to be one of the best nights of fighting...