The PFL 2 mixed martial arts event for the 2018 season of the Professional Fighters League was held on June 21, 2018, at the Chicago Theatre in Chicago, Illinois. It was the second regular season event of 2018 and included only fights in the lightweight and light heavyweight divisions.

A track coach in a small California town transforms a team of athletes into championship contenders.

UFC Fight Night 102: Lewis vs. Abdurakhimov was a mixed martial arts event held by the Ultimate Fighting Championship on December 9, 2016, at Times Union Center in Albany, New York. A heavyweight bout between Derrick Lewis and Shamil Abdurakhimov served as the event headliner.

UFC Fight Night 89: MacDonald vs. Thompson was a mixed martial arts event held on June 18, 2016 at TD Place Arena in Ottawa, Ontario, Canada. The card was headlined by a welterweight bout between former UFC Welterweight Championship challenger Rory MacDonald and five-time kickboxing world champion Stephen Thompson.

UFC Fight Night 81: Dillashaw vs. Cruz was a mixed martial arts event held on January 17, 2016, at the TD Garden in Boston, Massachusetts. A UFC Bantamweight Championship bout between defending champion T.J. Dillashaw and former WEC and UFC Bantamweight champion Dominick Cruz headlined this event.

The Ultimate Fighter Nations Finale: Bisping vs. Kennedy was a mixed martial arts event held by the Ultimate Fighting Championship on April 16, 2014 at Colisée Pepsi in Quebec City, Quebec, Canada. The event was headlined by a middleweight bout between Michael Bisping and Tim Kennedy.

UFC Fight Night 43: Te Huna vs. Marquardt was a mixed martial arts event held on June 28, 2014, at Vector Arena in Auckland, New Zealand.

UFC Fight Night 59: McGregor vs. Siver was a mixed martial arts event held on January 18, 2015, at the TD Garden in Boston, Massachusetts. The event was headlined by a featherweight bout between Conor McGregor and Dennis Siver. It was announced that a victory over Siver will ensure McGregor of a shot at the UFC Featherweight Championship in his next fight.

UFC Fight Night 65: Miocic vs. Hunt was a mixed martial arts event held on 10 May 2015 at the Adelaide Entertainment Centre in Adelaide, South Australia. The event was headlined by a heavyweight bout between top contenders Stipe Miocic and Mark Hunt. The fight saw Miocic set the record for the number of total strikes landed in a UFC bout, with Miocic landing 361 strikes. Miocic also outlanded Hunt 361–46 in total strikes with the 315 strike differential being the largest margin in UFC history.

The PFL 7 mixed martial arts event for the 2018 season of the Professional Fighters League was held on August 30, 2018, at the Ocean Resort Casino in Atlantic City, New Jersey, United States.