While Jarrett appeared in TNA, the title was referred to as the "Mexican Heavyweight Championship". On April 21, 2013, the title was defended outside AAA for the first time at Puerto Rico's World Wrestling League (WWL). In March 2015, the AAA Mega Champion El Patrón Alberto defended the championship in Lucha Underground, made possible through AAA's joint ownership of Lucha Underground. Kenny Omega is the current champion in his first reign. He defeated Fénix at "Héroes Inmortales XIII" on October 19, 2019, in Orizaba, Veracruz, Mexico. Since winning the title, Omega has also defended it in All Elite Wrestling (AEW) - his home promotion - via a partnership between AAA and AEW. As of 02, 2020. General  Specific