Macy Chiasson

UFC on ESPN 68: Gamrot vs. Klein was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on May 31, 2025, at the UFC Apex in Enterprise, Nevada, part of the Las Vegas Valley, United States. A women's flyweight bout between Erin Blanchfield and Maycee Barber was originally scheduled to headline the event. However, minutes before their walkouts were to take place, Barber had to withdraw due to a medical issue involving a seizure. Therefore, a lightweight bout between former KSW Featherweight and Lightweight Champion Mateusz Gamrot and Ľudovít Klein inadvertently headlined the event.

UFC 320: Ankalaev vs. Pereira 2 was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on October 4, 2025, at the T-Mobile Arena in Paradise, Nevada, part of the Las Vegas Valley, United States. A UFC Light Heavyweight Championship rematch between current champion Magomed Ankalaev and former champion Alex Pereira (also former UFC Middleweight Champion, former Glory Middleweight and Light Heavyweight Champion) headlined the event.

UFC Fight Night 239: Tuivasa vs. Tybura was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on March 16, 2024, at the UFC Apex facility, in Las Vegas, NV, United States. A heavyweight bout between Tai Tuivasa and Marcin Tybura was scheduled for UFC 298 but the bout was moved in order to headline this event.

UFC 303: Pereira vs. Procházka 2 was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on June 29, 2024, at the T-Mobile Arena in Paradise, Nevada, part of the Las Vegas Metropolitan Area, United States. The headliner for this event was a UFC Light Heavyweight Championship rematch between current champion Alex Pereira (also former UFC Middleweight Champion and former Glory Middleweight and Light Heavyweight Champion) and former champion Jiří Procházka (also the inaugural Rizin Light Heavyweight Champion). They previously met at UFC 295 in November 2023, where Pereira won the vacant title via a second-round TKO.

After a stirring 2021 campaign in which he won and defended the UFC lightweight title by finishing Michael Chandler and Dustin Poirier, Charles Oliveira begins his second year as champion on May 7 as he defends his crown against former interim titlist Justin Gaethje in the main event of UFC 274. Living up to his nickname "The Highlight" every time he steps into the Octagon, Gaethje will attempt to follow up his Fight of the Year win over Michael Chandler by taking Oliveira's title in a bout that is expected to set the bar high as 2022's best. Plus, UFC strawweight champion Rose Namajunas gets a change to avenge a bitter defeat when she faces top contender Carla Esparza in a long-awaited rematch of the top 115-pound fighters in the the world.

UFC 279: Diaz vs. Ferguson was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on September 10, 2022, at the T-Mobile Arena in Paradise, Nevada, part of the Las Vegas Metropolitan Area, United States. A welterweight bout between Khamzat Chimaev and former lightweight title challenger (also The Ultimate Fighter 5 lightweight winner) Nate Diaz was originally expected to headline the event. However at the weigh-ins, Chimaev weighed in at 178.5 pounds, 7.5 pounds over the welterweight non-title limit and the bout was cancelled. As a result, the organization opted to shuffle a trio of fights: a new main event featuring Diaz against former interim UFC Lightweight Champion (also The Ultimate Fighter: Team Lesnar vs. Team dos Santos welterweight winner) Tony Ferguson, who was originally scheduled to face Li Jingliang in a welterweight bout, was then set.

UFC on ESPN 21: Brunson vs. Holland was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on March 20, 2021 at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States. A middleweight bout between Derek Brunson and Kevin Holland served as the event headliner.

Derrick Lewis vs. Chris Daukaus (Heavyweight) Stephen Thompson vs. Belal Muhammad (Welterweight) Amanda Lemos vs. Angela Hill (Strawweight) Raphael Assunção vs. Ricky Simón (Bantamweight) Carlos Diego Ferreira vs. Mateusz Gamrot ( Lightweight) Cub Swanson vs. Darren Elkins (Featherweight)

UFC Fight Night 167: Anderson vs. Błachowicz 2 was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on February 15, 2020 at the Santa Ana Star Center in Rio Rancho, New Mexico, United States. A light heavyweight rematch between The Ultimate Fighter: Team Edgar vs. Team Penn light heavyweight winner Corey Anderson and former KSW Light Heavyweight Champion Jan Błachowicz served as the event headliner in a possible title eliminator.

UFC Fight Night 151: Iaquinta vs. Cowboy was a mixed martial arts event produced by the Ultimate Fighting Championship held on May 4, 2019 at the Canadian Tire Centre in Ottawa, Ontario, Canada. A lightweight bout between Al Iaquinta and former UFC Lightweight Championship challenger Donald Cerrone served as the event headliner.