Sherdog’s Top 10: MMA Upsets Mixed martial arts, like other sports, has enjoyed its share of David vs. Goliath moments over the years.

Smartest Guy at the Bar: UFC 161 Edition Injuries have taken their toll on the UFC’s latest Canadian offering, turning Rashad Evans and Dan Henderson into impromptu headliners.

Viewpoint: Hall of Apathy The UFC Hall of Fame needs a deeper foundation if it is to carry the meaning it should for future generations.

Top 5 Stories of the Week

---

Forrest Griffin has fought his last bout as a mixed martial artist.

Ultimate Fighting Championship President Dana White announced the former light heavyweight champion’s retirement from active competition on May 25 following UFC 160 at MGM Grand Garden Arena in Las Vegas, revealing that Griffin will remain with the company in a front-office role, a la Chuck Liddell and Matt Hughes.

“Forrest Griffin has been a huge star for us,” White said. “Anytime we’ve ever needed Forrest Griffin, he’s been there for us. He will stay with this company at least for the rest of my life.”

Griffin began his professional career in 2001, debuting with a loss to future UFC hall of famer Dan Severn. He won nine of his next 10 before joining the cast of “The Ultimate Fighter,” winning the show’s inaugural season by topping Stephan Bonnar in a highly publicized barnburner on live TV in 2005. The light heavyweight then won five of his next seven bouts, capping that stretch with an upset of Pride Fighting Championships standout...

Former UFC Champ Forrest Griffin Announces Retirement Forrest Griffin has fought his last bout as a mixed martial artist.

Friday MMA: A TV Viewer’s Guide Friday 1:00 p.m. ET FuelTV: UFC: Vitor Belfort vs. Michael Bisping Vitor Belfort vs. Michael Bisping; C.B. Dollaway vs. Daniel...

Sherdog’s Top 10: Non Pay-Per-View Main Events Despite the weight they carry, UFC pay-per-views have not cornered the market in terms of memorable and meaningful fights.

THE ULTIMATE FIGHTER ON FX WINS BY WAY OF KNOCKOUT (PRESS RELEASE) -- LOS ANGELES, April 16, 2013 – The Ultimate Fighter® went out on top, as FX’s last telecast of the series (4/13/2013)...

The Doggy Bag: The Information Overload Edition Everyone answers to somebody, so we, the staff at Sherdog.com, have decided to defer to our readers. In this edition of The Doggy Bag, readers...

Viewpoint: Sun Has Not Yet Set Wanderlei Silva may not be the fighter he once was, but he has earned the right to decide when he calls it a career.