Luis Gustavo wins RIZIN lightweight title by first-round knockout

Luis Gustavo captured the RIZIN lightweight championship by knocking out Ilkhom Nazimov in the first round at RIZIN 53. The event featured multiple finishes including Ryo Takagi's first-round knockout of Kaiven Lee and Shinobu Ota's second-round arm triangle submission of Yuto Hokamura. Ryan Cafaro defeated Koyomi Matsushima by guillotine choke in the third round. Several other fights on the card ended via submission or knockout, with kickboxing bouts also taking place on the event.