Taulupe Faletau believes winning the RBS 6 Nations title this year would top Wales ' comeback triumph of 2013 . Two years ago Wales became the first team to win the championship after losing their first game . The All Blacks have won three out of four games so far in Pool A and are on course for a second consecutive Grand Slam final against Australia at Twickenham next Saturday.
Taulupe Faletau believes winning the RBS 6 Nations title this year would top Wales ' comeback triumph of 2013 . Two years ago Wales became the first team to win the championship after losing their first game . Warren Gatland 's side need to overcome Grand Slam-chasing Ireland at the Millennium Stadium on Saturday .