The PFL 4 mixed martial arts event for the 2022 season of the Professional Fighters League was held on June 17, 2022 at the Overtime Elite Arena in Atlanta, Georgia. This marked the fourth regular season event of the tournament and included fights in the Lightweight and Light Heavyweight divisions.

Rizin World Grand Prix 2015: Part 1 - Saraba was an inaugural mixed martial arts event held by the Rizin Fighting Federation on December 29, 2015 at the Saitama Super Arena in Saitama, Japan .

Rizin World Grand Prix 2015: Part 2 - Iza was a mixed martial arts event held by the Rizin Fighting Federation on December 31, 2015 at the Saitama Super Arena in Saitama, Japan .

Rizin World Grand-Prix 2016: 1st Round was a mixed martial arts event held by the Rizin Fighting Federation on September 25, 2016 at the Saitama Super Arena in Saitama, Japan.

Rizin World Grand Prix 2017 Opening Round Part 1 was a mixed martial arts event held by the Rizin Fighting Federation on July 30, 2017 at the Saitama Super Arena in Saitama, Japan.