A highly anticipated lightweight championship bout is set for OKTAGON 90, as Mateusz Legierski prepares to defend his title against Gökhan Aksu. The fight is scheduled to take place at the Uber Arena in Berlin on Saturday, June 20.
This title clash was initially slated for a different venue in Poland, but an injury to Legierski necessitated a postponement. Now, the Polish champion has fully recovered and is ready to make his first defense of the lightweight belt.
Legierski’s Championship Reign and Comeback
Mateusz Legierski regained the lightweight championship in November 2025, defeating Attila Korkmaz in a five-round battle in Munich. His record within OKTAGON is impressive, featuring victories over notable opponents such as Karol Ryšavý, Matouš Kohout, and Akonne Wanliss. Legierski is widely regarded as a formidable former champion who has yet to be defeated by any opponent in the OKTAGON cage.
His journey back to the top has been challenging, marked by a significant back injury that sidelined him for over a year and cast doubt on his potential return to fighting.
Aksu’s Rapid Ascent to Title Contention
Gökhan Aksu has made a significant impact since joining OKTAGON in late 2024, swiftly establishing himself as a contender for the lightweight title. His recent performances have been dominant, including a submission victory over Jan Malach, a first-round stoppage of Ognjen Dimić, and a knockout win against Denis Frimpong that secured him this title shot.
Throughout his professional career, Aksu has been recognized for his explosive fight-finishing abilities. He is currently on an impressive six-fight undefeated streak, having ended all of his victories within the distance.
OKTAGON 90: A Landmark Event in Berlin
OKTAGON 90 is poised to be a historic event, marking the promotion’s inaugural show in Berlin at the renowned Uber Arena. The card will be headlined by a heavyweight title fight between Will Fleury and Kasim Aras, alongside other exciting matchups such as Alina Dalaslan vs. Djulia Ariana and Denis Frimpong vs. Niko Samsonidse. The event also features a bout between Attila Korkmaz and Dawid Śmiełowski, contributing to a stacked undercard surrounding the championship contests.
This fight presents Legierski with the opportunity to re-establish his dominance after his injury layoff, while Aksu stands to gain a career-defining victory that could dramatically reshape the division. The choice of Berlin and the iconic Uber Arena underscores OKTAGON’s ambition to make a strong debut in the German capital.
For Legierski, the objective is clear: to successfully defend his belt and continue building momentum on his comeback trail. For Aksu, this is a chance to translate his remarkable unbeaten run into a championship title, facing a tough opponent in a high-pressure environment.
Mateusz Legierski vs. Gökhan Aksu: In English
Mateusz Legierski and Gökhan Aksu are set to face off for the lightweight title at OKTAGON 90, with the fight scheduled for Saturday, June 20, at Berlin’s Uber Arena. This bout was originally planned for Poland, but an injury to Legierski caused its postponement. The reigning champion has now recovered and is ready for his first title defense.
Legierski’s Championship Journey and Return
Legierski reclaimed the lightweight belt in November 2025 by defeating Attila Korkmaz over five rounds in Munich, reasserting his position at the top of the division. The Polish fighter boasts a strong OKTAGON record, with wins against Karol Ryšavý, Matouš Kohout, and Akonne Wanliss. He is considered a former champion who has not been defeated in OKTAGON. His path back has been difficult, following a severe back injury that kept him out for over a year and raised concerns about his return to fighting.
Aksu’s Rapid Rise to Title Contention
Aksu has quickly gained momentum since joining OKTAGON in late 2024, propelling him into title contention. His recent streak includes submitting Jan Malach, stopping Ognjen Dimić in the first round, and earning his title shot by knocking out Denis Frimpong after their rivalry intensified. Across his professional career, Aksu is known for his quick finishes and is undefeated in his last six fights, having finished every opponent he has defeated within the distance.
OKTAGON 90: A Major Event in Berlin
OKTAGON 90 is being promoted as a landmark event, marking the organization’s first show in Berlin at the Uber Arena. The card also features the heavyweight title fight between Will Fleury and Kasim Aras, along with bouts such as Alina Dalaslan vs. Djulia Ariana and Denis Frimpong vs. Niko Samsonidse. Attila Korkmaz is also scheduled to compete against Dawid Śmiełowski, rounding out a strong supporting cast for the championship fights.
This matchup offers Legierski an opportunity to solidify his championship run post-injury, while Aksu gets a high-profile chance that could quickly shift the dynamics of the division. Berlin, with its status as one of Europe’s largest indoor arenas, signifies OKTAGON’s significant entry into the German market. For Legierski, the aim is straightforward: defend his belt and continue his comeback. For Aksu, it’s a chance to turn his impressive unbeaten streak into a title win on enemy territory.