Burrow’s 15-0 isn’t the only perfect championship a Tiger has achieved, however.

John Tenta, who played football at LSU and was part of its wrestling team, went 24-0 during his six-month stint in professional sumo, winning the jonokuchi, jonidan and sandanme division titles in the process.

Source: Kototenzan struggled with sumo lifestyle, but found stardom in pro wrestling | The Japan Times