Mixed martial arts can create a victory out of nowhere as these finishes show.
From the wild west days of mixed martial arts through to one of the fastest growing sports in the world today, the UFC has come a long way.
Some of the most exciting moments in the recent history of combat sports have come in all divisions of the Ultimate Fighting Championship, and with the world’s top promotion celebrating their 20th anniversary, they have named their 20 best knockouts ever.
Think you know who number one is?
Watch the video and find out.