The final 15 minutes on Saturday will decide Pool A's winner, Michael Cheika says.
The Wallabies have the recent wood over the Welsh but victories haven’t come easy for Australia in that time.
Wallabies back Matt Toomua says the carrot of a possible starting spot is driving him each week.
It's not over yet but we now know who's going through in Pool A - the group of death. How did this happen? And what can we expect next?