It was only a matter of weeks ago that South Africa flanker Pieter-Steph du Toit was tormenting All Blacks duo Aaron Smith and Beauden Barrett with one of the greatest defensive masterclasses of all-time in the World Cup final. How times have changed, as the double World Cup winner is now lining up alongside the pair. It was only a matter of weeks ago that South Africa flanker Pieter-Steph du Toit was tormenting All Blacks duo Aaron Smith and Beauden Barrett with one of the greatest defensive masterclasses of all-time in the World Cup final. How times have changed, as the double World Cup winner is now lining up alongside the pair.