Greatest Knockout Ever?

You never truly know what to expect in a UFC fight. The fight could go the distance, end by submission, TKO, or a just a good old fashioned knockout.

Saturday night during UFC Fight Island 5, Joaquin Buckley indeed delivered a knockout, but there was nothing old fashioned about it.

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For a knockout to be immediately dubbed the most unbelievable in UFC history, by UFC itself, shows how unbelievable of a knockout it was.

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And of course, social media was set ablaze by the incredible moment from Buckley.

Here are a few reactions (WARNING: some of the language includes profanity).

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