UFC Fight Night Results & Highlights 28 March 2026: Joe Pyfer shocks Israel Adesanya, Alexa Grasso delivers stunning knockout, Michael Chiesa retires with a win, and more

A massive upset took over the main event in Seattle as Joe Pyfer turned the fight around in dramatic fashion. He entered as the underdog and finished Israel Adesanya in the second round.The action stayed intense across the card. Alexa Grasso added a sharp first-round knockout, while several fights ended early. With 11 stoppages in 13 bouts, the event stood out as one of the most action-heavy UFC nights of 2026.

UFC Fight Night highlights: Joe Pyfer upsets Israel Adesanya, Alexa Grasso shines with KO, Michael Chiesa retires after win

At the start, Israel Adesanya looked comfortable. He used his jab, controlled the distance, and mixed in calf kicks. For most of round one, Joe Pyfer found it tough to close the gap.Then came the real moment. Round two changed the fight. Adesanya moved away from his usual approach and started exchanging punches.

That shift allowed Pyfer to step forward and bring the fight closer. Around the two-minute mark on March 28, 2026, he secured a takedown.From there, Pyfer moved to a dominant position and began landing steady ground strikes. He kept the pressure on without giving space. Referee Dan Miragliotta stepped in at 4:18 of round two to stop the fight. The result was a TKO and the biggest win of Pyfer’s career.

The outcome backed the upset. Pyfer entered ranked No. 14, while Adesanya held the No.

4 spot in the middleweight division. That gap did not hold once the fight hit the mat.Meanwhile, Alexa Grasso made a strong return. She knocked out Maycee Barber at 2:42 of round one with a clean punch during an exchange. It marked her first win since 2023 and pushed her back into the title conversation.Elsewhere, the finishes kept coming. Terrance McKinney stopped Kyle Nelson in just 24 seconds, the fastest finish of the night.

Michael Chiesa submitted Niko Price in 63 seconds and then announced his retirement inside the Octagon on March 28, 2026.Further down the card, Yousri Belgaroui secured a third-round knockout with a knee, while Lance Gibson Jr. earned a first-round TKO in under a minute. Only a few fights went the distance, which kept the pace high throughout the event.There was also a brief moment of confusion. Tyrell Fortune was initially announced as the loser before officials corrected the result shortly after.In the end, this card delivered on every level. A major upset, quick finishes, and constant action. Seattle hosted a fight night that will stand out as one of the year's best events.