Does the Haka give the New Zealand All Blacks an Unfair Advantage?

A traditional Maori dance, war haka were originally performed by New Zealand warriors before a battle to intimidate the opposition with a demonstration of strength and prowess. Today, the haka is one of the most iconic sights in sport, and still represents the laying down of the gauntlet and challenging the opposition, whilst providing theatrical entertainment for fans. In this blog, Rugby Plus explores the debate surrounding the haka.