The PFL 4 mixed martial arts event for the 2019 season of the Professional Fighters League was held on July 11, 2019, at the Ocean Resort Casino in Atlantic City, New Jersey. This was the fourth regular season event of 2019 and include fights in the welterweight and women's lightweight divisions.

The PFL 10 mixed martial arts event for the 2019 season of the Professional Fighters League, the 2019 PFL Championship, was held on December 31, 2019, at the Hulu Theater at Madison Square Garden in New York City, New York.

The PFL 7 mixed martial arts event for the 2019 season of the Professional Fighters League was held on October 11, 2019, at the Mandalay Bay Events Center in Las Vegas, Nevada. Kayla Harrison was initially scheduled to face Genah Fabian at this event. However, Fabian missed weight and was replaced by Bobbi-Jo Dalziel.

Bellator 204: Caldwell vs. Lahat took place on August 17, 2018 at the Sanford Pentagon in Sioux Falls, South Dakota. The event will air live in prime time on Paramount Network. The event featured Bellator Bantamweight Champion Darrion Caldwell moving up to Featherweight as he fought Noad Lahat in a non-title bout. James Gallagher competed at Bantamweight for the first time as he fought Bellator newcomer Ricky Bandejas.

UFC 173: Barão vs. Dillashaw was a mixed martial arts event held at the MGM Grand Garden Arena in Las Vegas, Nevada on May 24, 2014. A Bantamweight Championship bout between Renan Barão and Raphael Assunção was targeted as the event headliner. However, Assunção opted to decline the bout as a rib injury sustained in his last bout at UFC 170 had not healed enough to resume the proper training in advance of the event. Barão instead fought T.J. Dillashaw in the main event.

UFC on Fox 13: Dos Santos vs. Miocic was a mixed martial arts event held at U.S. Airways Center in Phoenix, Arizona, on December 13, 2014. The fight card was headlined by a heavyweight bout between Junior dos Santos and Stipe Miocic.

UFC 186: Johnson vs. Horiguchi was a mixed martial arts event held on April 25, 2015, at the Bell Centre in Montreal, Quebec, Canada.