Lawmakers say the 20-minute red card is designed to "punish the player and not the team", with sides able to replace a dismissed player after 20 minutes. The men's Six Nations sta

This year's Six Nations will feature 20-minute red cards for the first time after the law variation was trialled during the November internationals, organisers said.

Coach Warren Gatland is counting on some returning old heads to lead his young Wales squad in the Six Nations and create a siege mentality following a team record run of 12 defeats in a row that has plunged the country's rugby into crisis.