John Alessio has seen it all during his MMA career. | Dave Mandel/Sherdog.com
Not too many fighters on the scene today can realistically claim to be from the old school of mixed martial arts. While he may not have been around for the birth of the UFC, when a slim Royce Gracie was submitting men of all sizes, John Alessio has been around the block quite a few times.
The Canadian has been fighting professionally for close to two decades and has competed for about as many different promotions as anybody in the sport.