Miguel Cotto vs. Antonio Margarito: Cheating, Karma, and Revenge in Boxing

The saga between Miguel Cotto and Antonio Margarito is one of the darkest and most dramatic chapters in modern boxing. Their first clash in 2008 looked like a masterclass from Cotto early on — slick boxing, sharp combinations, and complete control. But by the sixth round, Margarito’s punches began leaving unnatural, devastating damage. Cotto was battered, bloodied, and ultimately forced to take a knee in one of the most shocking upsets of the era. The truth came out in Margarito’s very next fight against Shane Mosley. Mosley’s trainer, Naazim Richardson, noticed something wrong with Margarito’s hand wraps. When cut open, hardened blocks of Plaster of Paris were discovered — effectively turning his fists into bricks. Suddenly, Cotto’s horrific injuries made sense, and Margarito was exposed in one of boxing’s most disgraceful cheating scandals. But boxing has a way of delivering its own justice. In 2011, at Cotto vs. Margarito II, the playing field was finally even. Fueled by vengeance, Cotto fought with ruthless precision, punishing Margarito for nine straight rounds until the ringside doctor stopped the fight. The cheater was beaten at his own game, and Cotto earned one of the most satisfying revenge victories in sports history.