AAA Mega Championship

The AAA Mega Championship (often referred to as the AAA World Heavyweight Championship in English and known as the Mega Campeonato AAA in Spanish) is a men's professional wrestlingworld heavyweight championship promoted by Mexican promotionLucha Libre AAA Worldwide (AAA), sister promotion of the U.S. based WWE. The current champion is Dominik Mysterio, who is in his first reign. He won the title by defeating El Hijo del Vikingo at Worlds Collide: Las Vegas on September 12, 2025.