Widely regarded as the dirtiest player in NFL history, Conrad Dobler was nothing short of a pit bull out on the gridiron. Whether he was leg-whipping, head-slapping, chop-blocking, kicking, kneeing, punching, eye-gouging, or even biting, the three-time Pro Bowl offensive guard terrorized opposing defensive lineman by any means necessary. That nasty attitude has him still getting dirty today as he is now embattled in the fight of his life with his...