Dominik Mysterio To Challenge Vikingo For AAA Mega Championship At WWE x AAA Worlds Collide

Dominik Mysterio will challenge Vikingo for the AAA Mega Championship at WWE x AAA Worlds Collide on September 12.

WWE confirmed the bout on social media.

Mysterio was part of the four-way bout at TripleMania XXXIII, competing against Vikingo, Dragon Lee, and El Grande Americano for the Mega Championship. Vikingo retained the title after AJ Styles interfered and took out Dominik.

After the event, Dominik issued the challenge to Vikingo to meet him at Worlds Collide.

BREAKING: @DomMysterio35 to face El Hijo del Vikingo at Worlds Collide on Sept. 12!

Following a chaotic main event at Triplemanía XXXIII, “Dirty” Dom challenged Vikingo to a rematch for the AAA Mega Championship at Worlds Collide in Las Vegas on Sept. 12! pic.twitter.com/zCpqiUc8vW

— WWE (@WWE) August 18, 2025

Here is the current lineup for Worlds Collide:

WWE x AAA Worlds Collide (9/12)

• AAA Mega Championship: Vikingo (c) vs. Dominik Mysterio

Fans can find results and the stream for TripleMania XXXIII here.