The Tipsport Gamechanger tournament reaches its climax at OKTAGON 77 on October 4, 2025, where semifinal matchups worth one million euros will unfold at the Ondrej Nepela Stadium in Bratislava, Slovakia. The event showcases the pinnacle of European MMA competition, featuring championship-level fighters vying for the largest prize pool in European mixed martial arts history.
OKTAGON 77
German OKTAGON middleweight champion Kerim Engizek headlines the main event against Czech powerhouse Dominik Humburger in what promises to be a defining moment for both fighters. Engizek enters the bout carrying an impressive 23-4 record and an undefeated streak spanning over a decade at the highest levels of European MMA.