Fans recently expressed their thoughts on Zachary Reese's stunning 20-second knockout win over Julian Marquez at UFC Louisville. The event took place on June 8 at the KFC Yum! Center in Louisville, Kentucky, USA.Reese squared off against Marquez in a middleweight bout, which marked the former's second fight in the promotion. He made his debut against Cody Brundage at UFC Fight Night: Dariush vs. Tsarukyan in December last year. Unfortunately, his debut didn't go according to plan, as he lost the fight via knockout in the opening round.Meanwhile, Marquez was coming off a two-fight losing streak against the likes of Gregory Rodrigues and Marc-Andre Barriault at UFC Fight Night: Kattar vs. Emmett and UFC 285 respectively.During the opening exchange, Reese backed Marquez up against the cage with a vicious body kick, which got the audience excited on a night largely devoted to decisions. After that, the 30-year-old simply launched a barrage of quick punches, ending with a brutal uppercut that knocked Marquez to the ground.Referee Dan Miragliotta intervened to save Marquez from more damage as Reese followed him to the ground for a few more shots. Reese climbed back to the win column with this 20-second TKO.Check out Zachary Reese's KO win over Julian Marquez below:Reese's highlight-reel finish of Marquez elicited emotions from the whole MMA community, with many MMA pros taking to X to express their thoughts on his victory.UFC lightweight Terrance McKinney cited the example of Logan Paul and wrote:''They finally signed Logan Paul to the ufc lmfao @LoganPaul''MMA reporter Mike Heck wrote:''Zach Reese out here like, 'Let's debunk this glove theory, shall we?' That was nasty. #UFCLouisville''Commentator Ben Davis wrote:''I blinked and Julian Marquez got KO’d #UFCLouisville''Check out some more reactions below:Screenshot of MMA pros' reaction to Zachary Reese's knockout win