The Best MMA KOs of All Time: The Most Spectacular Knockouts Ever

There are moments in MMA history you never forget. KOs that changed not only fighters but entire careers and even the sport itself. From lightning-fast knockouts to technical masterpieces—these are the greatest MMA KOs ever. Spectacular, legendary, and brutal.

Jorge Masvidal vs. Ben Askren – The Fastest KO Ever

At UFC 239, Jorge Masvidal made history with a flying knee that knocked out Ben Askren in just five seconds. This wasn’t just the fastest KO in UFC history but a perfect example of preparation, timing, and courage. Masvidal read Askren like a book, knew a takedown was coming, and planned an immediate counter. The result? A knockout that went viral worldwide and cemented his status as a top fighter.

Conor McGregor vs. José Aldo – One Punch, One Legend

A fight built up for months ended in just 13 seconds. McGregor countered Aldo with a clean left hook and crowned himself champion. The precision, confidence, and flair with which Conor ended the fight make this KO one of the most iconic moments in MMA history. It showed that mentality is just as important as technique.

Anderson Silva vs. Forrest Griffin – KO with Style

Anderson Silva’s knockout of Forrest Griffin was not just powerful but almost artistic. Silva moved like a shadow, dodging with ease, countering with minimal movement. Griffin went down as if struck by pure precision. This KO shows why Silva is considered one of the most technical fighters ever. It wasn’t brute force but total control.

Dan Henderson vs. Michael Bisping – The Hammerfist Icon

At UFC 100, Dan Henderson delivered one of the most memorable knockouts to Michael Bisping. His overhand right knocked Bisping out cold, but it was the hammerfist that followed which etched this moment into MMA folklore. Controversial? Yes. Unforgettable? Absolutely. This KO was raw, hard, and emotionally charged—exactly what MMA sometimes is.

Leon Edwards vs. Kamaru Usman – The Unexpected Head Kick

The moment no one saw coming: Leon Edwards delivered a head kick in the final round of a lost fight, knocking out Kamaru Usman. The fight seemed decided, but Edwards never gave up. This KO proves MMA is never over until it’s really over. Strategic, explosive, and completely unexpected—a classic in the making.

What Makes a KO Legendary?

A knockout isn’t just remembered for its impact but also for the moment, build-up, and emotion around it. Sometimes it’s revenge, sometimes the end of an undefeated streak, and sometimes a brilliant moment of fight insight. What they all have in common? They grab you. They make you jump off the couch, hold your breath, and stand with your mouth open.

Train Like a Legend Begins with the Right Preparation

At Fightstyle, we live and breathe combat sports. We know that the path to such a legendary KO moment begins with the right mindset, training, and equipment. Whether you’re just starting or have years in the gym, your KO moment starts with discipline, focus, and the right gear.

Visit Fightstyle – Feel the Power of the KO

Inspired by these KOs? Ready to write your own history?
Visit Fightstyle.nl and train with the same intensity as your heroes. Because every knockout starts with the right preparation.