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.

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 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.

The Ultimate Fighter: Heavy Hitters Finale (also known as The Ultimate Fighter 28 Finale) was a mixed martial arts event produced by the Ultimate Fighting Championship held on November 30, 2018 at Pearl Theatre at Palms Casino Resort in Las Vegas, Nevada, United States. A welterweight bout between former UFC Lightweight Champion Rafael dos Anjos and The Ultimate Fighter: American Top Team vs. Blackzilians welterweight winner Kamaru Usman served as the event headliner.

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.

Invicta FC 29: Kaufman vs. Lehner was a mixed martial arts event headlined by Sarah Kaufman vs. Katharina Lehner fighting for the vacant bantamweight championship. Lisa Spangler was set to fight Yaya Rincon but the week of the event, Rincon pulled out of the bout and was replaced by Sarah Kleczka. 19 year old Croatian prospect Adriana Vukovic was scheduled to make her debut at this event but an opponent was not found for her, pushing her debut back to a future event.