The Mega Championship match is locked in. The 2026 installment of Lucha Libre AAA’s Triplemanía will be a two-night event. It will start on September 11th at the MGM Grand Garden Arena in Paradise, Nevada, and will resume on September 13th at Arena CDMX in Mexico City, Mexico. During week three of Verano de Escándalo, it was confirmed that Dominik Mysterio will defend the AAA Mega Championship against El Grande Americano at Triplemanía 34. As of this writing, below is the updated lineup for Triplemanía 34: