5 Floyd Patterson KO 5 Ingemar Johansson,
June 20, 1960
Patterson became the first to regain the heavyweight title; his scythelike left hook left Johansson out cold, leg twitching, and Patterson shaken by his own viciousness.
6 Muhammad Ali KO 1 Sonny Liston,
May 25, 1965
The rematch between Ali and Liston ended after less than two minutes amid chaos and cries of a fix. But Ali's flashing right—cynics dubbed it the Phantom Punch; he called it the Anchor—landed flush.
7 George Foreman KO 10 Michael Moorer,
Nov. 5, 1994
Nearly 22 years after he first won the title, the 45-year-old Foreman concluded his improbable comeback with a thudding right that flattened Moorer and made Big George the oldest heavyweight champ in history.
8 Lennox Lewis KO 4 Hasim Rahman,
Nov. 17, 2001
Upset by Rahman seven months earlier, Lewis came into the rematch fiercely focused. He stalked Rahman from the opening bell before pulling the trigger on a rifle shot of a right hand—the signature punch of his 14-year career.