The last significant cult centre of the Obotrites and all other remaining pagan Wends south of the Ostsee or Baltic Sea was located in the ancestral territory of the Rani on Rügen. For this reason in 1168 Berno took part with Pribislav, who as a vassal of Henry the Lion was obligated to do it, on an expedition for the destruction of the pagan cult sites under the leadership of Valdemar I of Denmark.
The final important cult center of the Obotrites and all other remaining pagan Wends south of the Ostsee or Baltic Sea was situated in the ancestral domain of the Rani on Rügen. For this reason, in 1168 Berno joined Pribislav, who as a vassal of Henry the Lion was required to do so, on an expedition for the destruction of pagan cult sites under the guidance of Valdemar I of Denmark.