Espen Mathiesen grapples Bryn Jenkins at Polaris 12, November 2019. Mathiesen has won tournaments including IBJJF European Open and AJP Abu Dhabi Worlds so was a step up in competition for Jenkins, who had tons of local support. #polarisgrappling #bjj #armbar Consider supporting Polaris by becoming a Channel Member: https://www.youtube.com/@polarisbjj/membership