Before Dishonor event and not at the CMLL 86th Anniversary Show. That same day, he announced on his Twitter he would become independent, leaving CMLL. Shortly afterwards CMLL announced that they had fired both Muñoz and his brother Dragon Lee for not following guidelines set by the promotion's programming department. Major League Wrestling (2018–2019) On November 8, 2018, Rush made his debut for the US-based Major League Wrestling (MLW) as he defeated Sammy Guevara in a match MLW taped for their weekly television show MLW Fusion. After the initial appearance MLW announced that 2019 would be "the year of El Toro Blanco", revealing that they have plans for him in 2019. He returned to MLW on December 13 and 14 for their television tapings, during which he interacted with long time rival L.A. Park who is also a MLW regular, leading to MLW announcing that Rush and L.A. Park would face off on April 4, as part of MLW's WrestleMania weekend show. However, it was later announced that Rush had been pulled from the match due to signing with Ring of Honor in the United States. His final match for MLW was a match pitting him against Shane Strickland. The match aired on the January 18, 2019 episode of MLW Fusion, where Rush was the winner of the contest. Rush left the promotion when he signed an exclusive contract with Ring of Honor. Ring of Honor (2018–2021, 2022) Through CMLL's partnership with the US-based Ring of Honor (ROH) Rush made his debut for ROH on December 15, 2018, defeating T. K. O'Ryan in his first match for the group. After the match, he was attacked by the rest of The Kingdom (Matt Taven and Vinny Marseglia) building on Rush and Taven's feud in Mexico. On January 15, 2019, it was announced that Rush had signed an exclusive contract with Ring of Honor. Rush defeated Vinny Marseglia in first ROH match under full contract on February 9, 2019. The following month Rush made his ROH pay-per-view (PPV) debut, as he defeated Bandido as part of the ROH 17th Anniversary Show. On September 27, 2019, at the Death Before Dishonor XVII PPV, Rush won the ROH World Championship from Matt Taven. At Final Battle, he lost the championship to PCO. On December 15 at Final Battle Fallout, Rush introduced the ROH branch of Los Ingobernables, known as La Facción Ingobernable (LFI), including