With an open ruleset that allows for soccer kicks and knees to the head of a downed opponent, ONE Championship offers the fight fan a different look at the fight game (or perhaps preserves a relic of the past, depending on one's perspective).
Those rules weren't needed on Sunday at ONE Championship 'Odyssey of Champions', but the characteristic violence of the open rule set was on display when Alexey Butorin landing a head kick knockout on Leandro Ataides:
Alexey Butorin KO's Leandro Ataides. Never turn your back. pic.twitter.com/e3q6oC50L8— caposa (@GrabakaHitman) September 27, 2015
Here's another look courtesy Zombie Prophet: