that Mir's debut match would be against former UFC Superfight Champion and former NWA World Heavyweight Champion Dan Severn. Mir defeated Severn, and post-match called out former UFC rival Brock Lesnar. Professional boxing On February 25, 2021, Mir announced he would be making his professional boxing debut against former multi-time light heavyweight and cruiserweight boxing champion Antonio Tarver on April 17 on the undercard of Jake Paul vs. Ben Askren. However, on March 23, it was revealed that Tarver was pulled from the bout after failing to meet the requirements to compete put forth by the Georgia Athletic and Entertainment Commission. Mir instead faced former IBF cruiserweight champion Steve Cunningham at the event, losing by unanimous decision. Triad Combat On November 27, 2021, Mir faced Kubrat Pulev in the main event of a boxing vs MMA card promoted by Triller that featured other UFC veterans. Mir lost the fight via TKO in the 1st round. Commentary and opinionist Frank Mir was a color commentator for World Extreme Cagefighting until the 2010 WEC 47, when he was replaced by Stephan Bonnar. In June 2012, Mir stated in an interview with The Chronicle-Journal that he wants to pursue commentary after he retires from fighting. "I like analyzing fights, and I like doing color commentating," he said. "It's an opportunity I would take advantage of when I run into it. Hopefully it's something I can do full time". Mir was appointed in 2015 the color commentator for Absolute Championship Berkut. In February 2021 USA TODAY printed an op-ed in which Mir and an executive director of the American Principles Project were opposed to the proposed Equality Act because "Our athlete daughters shouldn't have to compete with transgender women" who take female hormones. They raised the specter "of increased risk of severe injury based on physical differences" and noted that "biological male athletes have an insurmountable physical advantage over biological female athletes". They felt that "the entirety of women's athletics would be deeply imperiled". Personal life Mir and his wife Jennifer have three children together, and Jennifer has a son from a previous relationship whom Mir adopted. Frank's oldest biological child, Bella, is also a professional mixed martial artist. Mir is an atheist and a Libertarian. He followed a vegan diet for a year but switched to a Paleo diet due to lack of energy. He suffers from low testosterone and underwent testosterone replacement