Overview
- AAA confirmed on Sunday, August 16 that Dominik Mysterio will defend the AAA Mega Championship against El Grande Americano on night two of Triplemanía 34 at Arena CDMX on September 13.
- The feud intensified on the live Torreón broadcast on Saturday, August 15 when Dominik and El Grande brawled in the ring, Dominik delivered a low blow, and Rey Mysterio intervened to separate them.
- Rey Fenix retained the AAA World Cruiserweight Championship on the August 15 show, and La Parka advanced in the WWE World Heavyweight Title number‑one contenders tournament that AAA is hosting on its broadcasts.
- AAA is filling a vacant Latin American Championship four‑way with qualifier results already sending El Fiscal, La Parka and El Hijo de Dr. Wagner Jr. into the match and one slot still to be decided before Triplemanía.
- The promotion is building toward its two‑night September shows by using WWE crossover, FOX Latin America telecasts and YouTube streaming to broaden reach while protecting marquee Triplemanía booking with taped segments and selective live reveals.