Demetrious 'Mighty Mouse' Johnson has officially retired from mixed martial arts, making his announcement at ONE 168: Denver. Johnson, a former UFC flyweight champion and ONE Flyweight World Champion, was inducted as the first member of ONE Championship's Hall of Fame during the event. His retirement has garnered widespread praise from the MMA community, including tributes from notable figures like Khabib Nurmagomedov and Dana White, who confirmed Johnson's future induction into the UFC Hall of Fame. Johnson ends his career with an impressive record, having dominated both UFC and ONE Championship, holding multiple titles and setting numerous records. Although retiring from MMA, Johnson expressed interest in competing in submission grappling matches. Fans and fellow fighters alike have celebrated Johnson's illustrious career, acknowledging him as one of the greatest fighters in MMA history.