Herschel Walker the once NFL star has competed on his second sport as a pro. Last saturday night at 47 Years Old, he became one of the oldest, if not, the oldest person to compete in MMA. Herschel Walker is a fifth-degree black belt with training in Tae Kwon Do, Kenpo karate and Muay Thai.

A former collegiate and NFL great who also competed on the U.S. Olympic bobsled team in 1992, Walker defeated newcomer Greg Nagy (1-2) of Phoenix when the referee stopped the fight at 2:17 of the third round.