Boxing is a sport that requires a tremendous amount of skill and courage to become a successful professional in the Ring, but sometimes all you need is that knockout power and all the skill in the world is no match for a devastating blow that can end it all.
Boxing's rich history is full of great fights that were toe-to-toe brawls that go the distance and give the fans a full 10-to-12 rounds of action. But one thing can satisfy the fans more than any other that is a brutal knockout ending a fight in bone-crushing style.
Here are the 15 most brutal knockouts in boxing's rich history. If you have a weak stomach please don't watch.