Cheika is weighing up the pros and cons of thrusting rookie locks Rory Arnold and Adam Coleman into the Eden Park cauldron or recall the reliable second-row pairing of Kane Douglas and chief lineout caller Rob Simmons.
Anything but a "dead rubber", Australia must stop the All Blacks juggernaut to avoid becoming the first Wallabies outfit in 117 years of international rugby to be whitewashed 3-0 by two nations in the same season.
Cheika has shuffled his second row all year, mixing and matching Coleman and Arnold with Simmons, Douglas, Sam Carter and Will Skelton.
