UFC 138 will take place this Sat., Nov. 5, 2011, from the LG Arena in Birmingham, England, featuring a middleweight mash up pitting Chris Leben vs. Mark Munoz. In the above video, Munoz does his workout as well as raps on squaring off against the "The Crippler."
After the jump check out Jason Young, Terry Etim, Edward Faaloloto and Brad Pickett. For a complete photo gallery from the "Leben vs. Munoz" open media workouts click here.