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.

UFC on ESPN 21: Brunson vs. Holland

UFC Fight Night 201: Walker vs. Hill was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on February 19, 2022, at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States. A lightweight bout between former UFC Lightweight Champion Rafael dos Anjos and Rafael Fiziev was expected to serve as the event headliner. However, the bout was postponed to UFC 272 due to visa issues with Fiziev. Instead, a light heavyweight bout between Johnny Walker and Jamahal Hill served as the main event.