Rade Opačić is a Serbian kickboxer fighting out of Belgrade, Serbia. He currently competes in the Heavyweight division of ONE Championship. As of June 2023, he was ranked as the seventh best heavyweight in the world by Beyond Kick. As of June 2023, Combat press ranks him fifth best heavyweight in the world. Between February and July 2022, he was ranked as the tenth best heavyweight kickboxer in the world by Combat Press. From Wikipedia