https://youtu.be/H6vYWwVqWpI
On the preliminary card of UFC 198, Thiago Santos showcased his knockout power as he knocked out Nate Marquardt in the very first round of their scrap.
Santos connected with a left that knocked Marquardt out cold as he face-planted into the canvas. When he snapped back, he began attempting to grapple with the referee!
Check out the clip above!