FNC 10: Francisco Barrio vs. Arlen Ribeiro

FNC 10 took place on March 4, 2023, at the City Sports Hall in Ljubuški, Bosnia and Herzegovina. In the main event, Francisco "Croata" Barrio captured the vacant FNC Lightweight Championship by defeating Brazilian veteran Arlen "Benks" Ribeiro via third-round submission (rear-naked choke). The event marked FNC’s successful debut in Bosnia and Herzegovina, featuring a dominant performance by the "Sičaja brothers" in front of their home crowd and further expanding the promotion's regional footprint.