Sporting many nicknames throughout his career; Mike Tyson has been consistently ranked by sports writers and publications as one of the greatest heavyweights of all time. Tyson built his reputation as a hard hitter; of the 50 wins in Tyson's professional boxing career; 44 of them were by knockouts. Tyson would win all of his first 19 professional victories by knockout; 12 of them in the first round. Tyson's style was built on an aggressive form of power and intimidation; which made him one of the sports' most popular boxers. After retiring in 2005; Tyson was inducted into the International Boxing Hall of Fame in 2011 and the Nevada Boxing Hall of Fame in 2013.This Sports Illustrated cover print from January 6th; 1986; is autographed by Mike Tyson. Tyson's signature was witnessed by an Upper Deck representative as part of UDA's 5-step authentication process.Includes hologram!This Mike Tyson signature is guaranteed authentic through the Upper Deck hologram system. Authenticator Pre-Certified Authenticator: Upper Deck Authenticated History of item: Tyson has signed this item in the presence of a representative from Upper Deck Authenticated. Describe how you came to possess this item: