UFC on ABC 2: Vettori vs. Holland was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on April 10, 2021 at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States.

PFL Regular Season 2023 - PFL 2: Budd vs. Pacheco was held on April 7, 2023, at The Theater at Virgin Hotels in Paradise, Nevada, United States. This marked the second regular-season event of the tournament and included fights in the Heavyweight and Women's Featherweight divisions.

Eagle Fighting Championship 44: Spong vs. Kharitonov was a mixed martial arts event held by Eagle Fighting Championship on January 28, 2022, in Miami, Florida, USA.

In the main event, former UFC heavyweight champion Junior dos Santos will square off against fellow UFC veteran Yorgan De Castro in a heavyweight contest. Dos Santos will be competing for the first time since his departure from the UFC in early 2021. De Castro won his Eagle FC debut in January with a first-round guillotine over Shaun Asher in 64 seconds.

UFC 249: Ferguson vs. Gaethje was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on May 9, 2020 at VyStar Veterans Memorial Arena in Jacksonville, Florida, United States.

UFC on ESPN 16: Holm vs. Aldana was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on October 4, 2020 at the du Forum on Yas Island, Abu Dhabi, United Arab Emirates. A women's bantamweight bout between former UFC Women's Bantamweight Champion Holly Holm and Irene Aldana served as the event headliner.

UFC 243: Whittaker vs. Adesanya was a mixed martial arts pay-per-view event produced by the Ultimate Fighting Championship that took place on October 6, 2019, at Marvel Stadium in Melbourne, Victoria, Australia. A UFC Middleweight Championship unification bout between the champion Robert Whittaker (also The Ultimate Fighter: The Smashes welterweight winner) and undefeated interim champion Israel Adesanya served as the event's headliner.