10 Most Powerful Punchers in Boxing History<br /><br />Please support my channel. It can buy me another cup of coffee :)<br /><br />A list of the biggest punchers in boxing history has as much potential for being contentious as a pound-for-pound ranking. KO percentages, testimonies from past opponents, and highlight reels are all useful for narrowing the list down to finalists.<br /><br />But in the end, subjective opinion is still the deciding factor.<br />
