Time to leave: Loses in two straight fights means Lyoto "The Dragon" Machida won't be hobnobbing with pound-for-pounders like Anderson Silva anytime soon.
While the list saw no movement of late, Jose Aldo and Jake Shields affirmed their positions among the pound-for-pound best that mixed martial arts has to offer.
Frankie Edgar might have the gold around his waist and two emphatic wins over B.J. Penn under his belt, but fans won't be satisfied until the lightweight champ avenges a loss to Gray Maynard.
In a sign of the times, the defeat of seemingly invincible Fedor Emelianenko has left Sherdog's pound-for-pound rankings without a heavyweight for the first time.
Welcome back, Mauricio Rua. It's been five years since a dazzling run that elevated him as high as No. 2 in Sherdog's pound-for-pound rankings, but Shogun appears to be back with a vengeance.
A WEC belt, wins over Urijah Faber and Mike Thomas Brown and a place on Sherdog's pound-for-pound rankings: What's not to like about featherweight phenom Jose Aldo?
The bizarro happenings at UFC 112 shook the foundation of two divisions -- or at least our perceptions of middleweight Anderson Silva and lightweight B.J. Penn. Did they also shake up this month's Sherdog.com pound-for-pound rankings?