Former world champion Ángel Ayala Lardizabal secured a major victory in his career rebuilding phase by stopping Jayson Mama with a fifth-round knockout on Thursday, May 21, 2026. The Mexican bantamweight, known as “Cameleon,” landed a debilitating liver shot that ended the contest at the Arena CDMX in Mexico City. The bout served as the main event for the IBA PRO 18 show, a high-profile collaboration between the International Boxing Association (IBA) and Zanfer Boxing.
The 26-year-old Ángel Ayala Lardizabal entered the ring under significant pressure to perform. After losing his IBF flyweight title to Masamichi Yabuki in March 2025, many wondered if the Mexican fighter could effectively transition to the heavier bantamweight limit. By stopping Jayson Mama, a durable Filipino contender previously ranked in the top ten of the major sanctioning bodies, Ayala Lardizabal proved his power has traveled up with him.
Jayson Mama, nicknamed “The Smasher,” arrived in Mexico City with the intent of reclaiming his status as a world title threat. Having only lost three times previously in 25 professional outings, the 29-year-old Filipino relied on his experience to navigate the early frames. But the height and reach advantages of Ángel Ayala Lardizabal, who stood five inches taller than his opponent, proved too difficult to overcome as the rounds progressed.
Domination through distance and the decisive liver shot
From the opening bell, Ángel Ayala Lardizabal used his jab to control the distance, keeping Jayson Mama on the end of his punches. The Mexican used his 66-inch reach to prevent the Filipino from getting inside where he is most dangerous. While Mama attempted to find a home for his overhand right, Ayala Lardizabal’s footwork and lateral movement kept him largely out of harm’s way for the first four rounds.
The end came suddenly during the fifth round of the scheduled ten-round contest. During a brief exchange near the ropes, Ángel Ayala Lardizabal ducked under a wild hook and responded with a perfectly placed left hook to the body. The punch landed squarely on Jayson Mama’s liver, causing a delayed reaction. The Filipino slumped to the canvas in visible agony, failing to beat the referee’s count as the Arena CDMX crowd erupted.
This victory moves the professional record of Ángel Ayala Lardizabal to 19 wins, 1 loss, and 9 knockouts. It also mirrors his previous success against Filipino domestic rivals; the Mexican famously stopped Mama’s stablemate Dave Apolinario in a sixth-round knockout in 2024. Just as Richard Torrez Jr. anticipates Sanchez bout details will showcase pure fighting skill at the highest level, Ayala Lardizabal utilized this platform to demonstrate his elite technical prowess.
Implications for the bantamweight division and IBA PRO
The IBA PRO 18 event marks a concerted effort by the governing body to establish a firm footing in professional boxing. With legendary ring announcer Jimmy Lennon Jr. introducing the fighters, the atmosphere in Mexico City matched that of a major world title fight. The card featured an international roster, including fighters from Argentina, Nigeria, and Colombia, highlighting the global reach of the promotion.
For Ángel Ayala Lardizabal, the path forward now likely involves pursuit of a multi-belt champion. The bantamweight division is currently one of the deepest in the sport, and a win over a name like Jayson Mama puts “Cameleon” back in the conversation for a title shot by late 2026. Experts suggest that while some fighters face a boxing future uncertain due to health or setbacks, Ayala Lardizabal’s physical peak suggests his best years remain ahead of him.
The supporting card also delivered high-paced action for the local fans. In the co-main event, Jonathan Javier Fierro faced Sergio Chirino Sanchez in a localized lightweight rivalry. Additionally, Mexican star Yamileth Mercado continued her dominance in the featherweight division by defeating Colombian Flor Valentina Rodriguez over eight rounds. The evening reinforced Mexico City’s status as a premier hub for high-stakes professional boxing.
Future prospects for Jayson Mama and Sanman Boxing
The loss is a significant setback for Jayson Mama and his promotional team, Sanman Boxing. Now holding a record of 21-4-1, the Filipino fighter must decide whether to continue campaigning at bantamweight or consider a return to flyweight. Despite the result, Mama showed flashes of the speed that once made him a mandatory challenger for the world title.
Boxing fans are looking toward a busy second half of the year, with heavyweights like Tyson Fury and Anthony Joshua potentially finalising dates for their own blockbuster events. While the smaller weight classes often receive less mainstream media coverage, the performance of Ángel Ayala Lardizabal on the IBA platform serves as a reminder of the explosive power found in the 118-pound division.
The official IBA YouTube channel broadcast the event globally, reaching a diverse audience that tuned in to see Mexico’s next big star. Ayala Lardizabal’s blend of technical boxing and clinical finishing will likely make him a television staple as he hunts for his second world championship belt in a second weight class.
Frequently Asked Questions
How did Ángel Ayala Lardizabal win the fight against Jayson Mama?
Ángel Ayala Lardizabal won the fight via a knockout in the fifth round. He landed a decisive left hook to the liver that sent Jayson Mama to the canvas, and the Filipino fighter was unable to recover before the referee finished the ten-count.
What was the venue for the IBA PRO 18 event?
The event took place at the Arena CDMX in Mexico City, Mexico. The venue is one of the largest indoor arenas in the country and hosted several international bouts on the card, which was co-promoted by the IBA and Zanfer Boxing.
What are the current professional records for both fighters after the bout?
Following the result in Mexico City, Ángel Ayala Lardizabal improved his record to 19-1 with 9 knockouts. Meanwhile, Jayson Mama saw his professional record move to 21 wins, 4 losses, and 1 draw.
