Just got this in an email from RA

FIXTURE CHANGE & PRESALE INFORMATION
The Wallabies v New Zealand game, originally due to be played on Saturday 12th December, has been brought forward to Saturday 31st October.

The fixture will remain at the original venue of ANZ Stadium in Sydney. This Bledisloe Cup match will also be the opening round of The Rugby Championship and will be played as a standalone fixture.

As a Team Rugby member, you will have access to pre-sale tickets for this specific fixture from 12:00 noon AEDT tomorrow (Friday 9th October).