Watch the amazing moment as the All Blacks, lined up against world champions South Africa Haka face-off ahead of the opening match of Rugby's Greatest Rivalry! #Rugby #RugbysGreatestRivalry #Haka #Replay #RugbyUnion #RWC2023 #WorldCup #NewZealand #AllBlacks SUBSCRIBE to World Rugby on YouTube! Keep up-to-date on all things rugby by following World Rugby on social media @WorldRugby