Sherdog’s Top 10: Moments When Titles Changed Hands Stunning upsets, violent finishes and heated rivalries are all part of MMA’s volatile championship history.

Preview: UFC 189 ‘Mendes vs. McGregor’ Short-notice replacement Chad Mendes meets Conor McGregor for the interim featherweight title on Saturday in Las Vegas.

Fabricio Werdum, From the Beginning A chance meeting in a shoe store led “Vai Cavalo” to Brazilian jiu-jitsu and set him on a path to mixed martial arts greatness.

RFA RETURNS TO MOUNT RUSHMORE STATE IN APRIL (PRESS RELEASE) -- LAS VEGAS, Nevada - Resurrection Fighting Alliance (RFA) president Ed Soares announced today that the promotion will be returning to the state of South Dakota in April with a stacked card. RFA 25 - Lawrence vs. Toomer will feature a main event between two RFA fan favorites. RFA featherweight champion Justin Lawrence...

Welterweights Dong Hyun Kim, Josh Burkman to Lock Horns at UFC 187 Dong Hyun Kim will square off against Josh Burkman in a welterweight clash at UFC 187.

UFC 184 Prelims: Quick Roan Carneiro Choke Renders Mark Munoz Unconscious Roan Carneiro could not have been more impressive.

UFC 184 Notebook: Refresher Course The always-polarizing Josh Koscheck returns to the Octagon for the first time in 15 months on Saturday in Los Angeles.

UFC Fight Night Prelims: Zach Makovsky Sends Tim Elliott to Third Consecutive Defeat Former Bellator MMA champion Zach Makovsky took another step forward in the Ultimate Fighting Championship’s flyweight division.

Preview: UFC Fight Night ‘Henderson vs. Thatch’ Benson Henderson moves up to 170 pounds on short notice to take on the potent Brandon Thatch on Saturday in Colorado.

Smartest Guy at the Bar: UFC 183 Edition The Ultimate Fighting Championship goes the super fight route for its annual Super Bowl weekend event on Saturday in Las Vegas.