Pentagon Jr., known as Penta El Zero M, debuted in WWE on January 13, 2025, during SmackDown, aligning with Rey Mysterio against Dominik Mysterio and The Judgment Day. Penta's segment ran five minutes over time due to its significance,

As Michael Cole said on commentary, it was the worst kept secret in WWE, but despite many people being able to see Penta's debut on the January 13 episode of "WWE Raw" coming from a mile away, the former AEW star's arrival in WWE has received universal acclaim.

Penta vs. Gable ran 13:21, with Penta hitting his Sacrifice armbreaker and newly-rechristened Penta Driver finisher for the win. In his post-match promo, Penta called WWE his "new home", saying he'd been waiting for his moment for a long time.