evaluating the greatest ever fights is complex variable of several factors including not only the quality and excitement of the action but the political , social and cultural undertones , the scale of expectation and outside influences .
where money man vs pacman comes to rank among the most important fights in ring history will depend upon what happens that coming night in the mgm grand garden arena .
july 4 , 1910 in reno , nevada , as the first black world heavyweight champion .