The lightweight division in mixed martial arts consists of B.J. Penn and everyone else.We all know that Penn, the UFC champion, has established himself as the top lightweight in the sport. But after Penn, there are about a dozen guys who are practically interchangeable. That list includes UFC fighters like Penn's next opponent (Diego Sanchez), his last opponent (Kenny Florian), and some past and future UFC opponents like Gray Maynard, Frank Edgar and Sean Sherk.

The light heavyweight division is the most talented weight class in the Ultimate Fighting Championship, but after watching 


























