Professional boxing is a lonely sport, but the heavyweight division will forever remember the era when one family dictated the rules. Vitali and Wladimir Klitschko promised their mother they would never fight each other. But what happened when someone defeated one of the brothers? The answer was simple: the other brother would come for revenge. In today’s episode on The World Of Fights, we dive deep into the most brutal and terrifying acts of family vengeance in boxing history. Discover how the Klitschko brothers avenged each other in the ring and made their rivals pay the ultimate price. 👇 What do you think is the most brutal revenge in boxing history? Let us know in the comments! Copyright Disclaimer Under Section 107 of the Copyright Act 1976, allowance is made for "fair use" for purposes such as criticism, commenting, news reporting, teaching, scholarship, and research. Fair use is a use permitted by copyright statute that might otherwise be infringing. Non-profit, educational or personal use tips the balance in favour of fair use. All rights and credits reserved to the respective owner(s) #boxing #Klitschko #knockouts