For the first time since 2020, Perez (25-8 MMA, 7-4 UFC) picked up a victory when he knocked out Matheus Nicolau (19-5-1 MMA, 7-3 UFC) with a right hand at 2:16 of Round 2. The flyweight bout was the UFC on ESPN 55 main event at the UFC Apex in Las Vegas.

Alex Perez isn't done yet. The flyweight contender had his back against the wall on Saturday, stepping up on short notice to headline UFC Fight Night off three straight losses. He fought without hesitation and was rewarded with a quick knockout of Matheus Nicolau.

UFC Fight Night, headlined by Matheus Nicolau vs. Alex Perez, takes center stage on Saturday night. Here are the odds, as well as picks, for the event.

Alex Perez pulled off a monumental upset in the main event of UFC Vegas 91, silencing critics with a thunderous second-round knockout of Matheus Nicolau. Perez, a betting underdog, emphatically ended his three-fight losing streak and breathed new life into his flyweight career.

Alex Perez won for the first time since June 6, 2020, as he knocked out favorite Matheus Nicolau in the second round of the main event at the UFC Apex.

Alex Perez snapped a career-worst skid in spectacular fashion. The one-time flyweight challenger got back in the win column in Saturday’s UFC Vegas 91 main event, blasting Matheus Nicolau with a blistering punch in Round 2 to score highlight-reel knockout.