BYB 18 Co-Main Event rematch for Police Gazette Cruiserweight Diamond Belt that Hatch won from Martinjak in Dubai at BYB 16. The 2023 inaugural Police Gazette International Cup took place at BYB 18 on June 25, 2023 at London’s Indigo at the O2 in BYB’s patented Trigon ring and under BYB bare knuckle fighting rules. The competition consisted of nine match-ups featuring American BYB fighters going against @OfficialBKB 's UK-based fighters, with the promotion scoring the majority of victories awarded the Police Gazette International Cup.