He has not fought since January 2015 but Sonny Bill Williams plans to return to the boxing ring in December, with Steve Hansen's blessing.
All Blacks duo Brodie Retallick and Ngani Laumape will both be sidelined due to injury.
South Africa's Rassie Erasmus was frustrated with the way they allowed Australia to score tries while struggling on Saturday.
Despite the late withdrawals of Adam Coleman and Israel Folau, Australia secured a hard-fought 23-18 victory over South Africa.
Argentina were beaten by New Zealand in Nelson but Agustin Creevy was encouraged by a competitive performance.
New Zealand's battling victory against Argentina has come at the cost of injuries to Ngani Laumape and Brodie Retallick.
Flanker Brad Shields will start his first Premiership game on Saturday when Wasps host last season's beaten finalists Exeter Chiefs.
Will Genia has revealed Quade Cooper could soon join him at the Rebels, with head coach David Wessels interested in the fly-half.
A neck injury saw David Pocock ruled out of Australia's clash against South Africa.
We take a look at the stats behind the third round of fixtures in the 2018 Rugby Championship, as Argentina travel to New Zealand.
Argentina have made four changes for their Rugby Championship clash with New Zealand.
Ahead of the Rugby Championship clash between South Africa and Australia, Rassie Erasmus has sprung some surprises with his Springboks team.
Australia coach Michael Cheika dropped playmaker Bernard Foley to the bench for the Wallabies' clash with South Africa.
Danny Cipriani may have been arrested while away with Gloucester last month, but Eddie Jones is still considering him for England selection.
A much-changed New Zealand line-up will take on Argentina this week, with Beauden Barrett rested entirely.
After failing to guide Leicester Tigers to the Premiership play-offs last season, Matt O'Connor has left the club.