Maria Oliveira

A heavyweight bout between former UFC Heavyweight Championship challenger Derrick Lewis and Sergey Spivak was expected to headline the event. However, while the event was in progress, Lewis was forced to withdraw due to non-COVID, non-weight cutting illness and the bout was cancelled. As a result, Kennedy Nzechukwu and Ion Cuțelaba instead headlined the event. Kennedy Nzechukwu vs. Ion Cuțelaba (Light Heavyweight) Chase Sherman vs. Waldo Cortes-Acosta (Heavyweight) André Fialho vs. Muslim Salikhov (Welterweight) Jack Della Maddalena vs. Danny Roberts (Welterweight) Charles Johnson vs. Zhalgas Zhumagulov (Flyweight)

UFC on ESPN 37: Kattar vs. Emmett was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on June 18, 2022 at the Moody Center in Austin, Texas, United States. A featherweight bout between Calvin Kattar and Josh Emmett is expected to headline the event.

UFC 289: Nunes vs. Aldana was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on June 10, 2023, at the Rogers Arena in Vancouver, British Columbia, Canada. A UFC Women's Bantamweight Championship bout between current two-time champion (also current UFC Women's Featherweight Champion) Amanda Nunes and Irene Aldana headlined the event.