And Jason is the only man to interview 11 of Muhammad Ali's opponents - Henry Cooper, Brian London, Joe Bugner, Richard Dunn, Joe Frazier, Ken Norton, Larry
Holmes, Earnie Shavers, Leon Spinks, Karl Mildenberger and George Chuvalo.
Wladimir would not have stood a chance against the likes of Ali, George Foreman, Ken Norton, Larry
Holmes and Mike Tyson.
Despite a career record which includes names like Ken Norton, Larry
Holmes and Muhammad AN, Shavers returns against famous London unlicenced fighter Stuart Livermore.
When Ali was fighting, the following were household names - Foreman, Frazier, Ken Norton, Larry
Holmes, Floyd Patterson.
That group doesn't exactly conjure up images of the golden era of heavyweights, the 1970s - with Muhammad Ali, Joe Frazier, George Foreman, Ken Norton, Larry
Holmes, Jerry Quarry, Earnie Shavers, et al.
He trained world champions Joe Frazier, Ken Norton, Larry
Holmes, Trevor Berbick, Michael Spinks and Riddick Bowe.
The immersive storyline challenges players to balance their rigorous training regimen with the temptations of wealth and stardom, and unfolds in a unique, live-action sports documentary-style that features real-life legends and current stars from the world of boxing including Samuel Peter, Joe Calzaghe, Kelly Pavlik, Ricardo Mayorga, Nate Campbell, Juan Diaz, Ken Norton, Larry
Holmes, Andrew Golota, Don King and many others.
He is the only fighter to have boxed 11 world champions that included matches against Muhammad Ali, Mike Tyson, Ken Norton, Larry
Holmes, George Foreman, Frank Bruno, Gerrie Cotzea, Greg Paige, Mike Weaver, Leon Spinks and Lenox Lewis.