He was an amazing knockout machine at his best, a very good, aggressive boxer with amazing punching power and one of the best chins of all time. During his professional career, Marvin spent 67 fights, scoring 62 victories, 52 of which were predominantly by knockout, suffered 3 losses and 2 draws. Marvin Hagler made 12 successful defenses over more than five years, racked up 11 knockout victories, and also won the IBF title along the way. Today I propose to recall the best fights and the life path of boxing legend Marvelous Marvin Hagler.