South Africa's 6ft 9in 'mad Viking' RG SNYMAN on laughing his way through brawls, terrifying the people of Japan and why he listens to Mongolian throat-singing in the Springbok dressing-room

EXCLUSIVE INTERVIEW BY CHRIS FOY: He has an evocative nickname to go with a striking look, but the 29-year-old's actual name is a mystery to most people, certainly outside his own country.