BlackBearBoxing on Instagram: "Artur Beterbiev is the former WBA, WBC, IBF and WBO light heavyweight champion. Beterbiev had held at least one belt since November 2017, when he defeated Enrico Koelling to win the IBF title. Then in 2022, Beterbiev defeated Joe Smith Jr to claim the WBO belt. He added the WBA title and became the undisputed champion with a win against Dmitry Bivol in October 2024 and later lost all his titles in a rematch with in February 2025. @polymarket @blackbearboxing 🐻 • •