WARNING – This post contains graphic content.
You will not have seen a knockout like this before!
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Although the bout took place 12-months ago, the clip has only recently surfaced among fight fans online.
Professional boxers Wasim Chellan and Yann Lenvo faced-off in a welterweight bout which saw one of the most vicious knockouts in all of fighting history.
South African fighter Chellan landed a truly shocking left-hook which sent Lenvo crumbling like a deck of cards.
The eye-opening knockout is not for the faint-hearted.