 After the event was indefinitely postponed due to the COVID-19 pandemic, Omega, Page, and the Young Bucks instead competed alongside Matt Hardy against the Inner Circle in a Stadium Stampede match on May 23 at Double or Nothing, where Omega's team was victorious.On August 3, 2019, Omega made his debut for Lucha Libre AAA Worldwide as part of the promotion's partnership with AEW at its Triplemanía XXVII event, teaming with Matt and Nick Jackson in a losing effort against Fénix, Pentagón Jr., and Laredo Kid, after which Omega challenged Fénix for his AAA Mega Championship.At Héroes Inmortales XIII, Omega defeated Fénix to win the title.