Defeat against the Wallabies would condemn Wales to a record 11th successive Test match defeat.
Scrum-half Tomos Williams has been released from Wales’ Autumn Nations Series squad due to a shoulder injury.
Wales had suffered eight successive Test defeats coming into the match.
Scarlets scrum-half Kieran Hardy has been called into Wales’ World Cup squad.
Kieran Hardy has issued a warning to Wales ahead of their Autumn Nations Series opener against New Zealand next weekend.
Wales boss Wayne Pivac has given permission for six United Rugby Championship players in his Guinness Six Nations squad - Rhys Carre and Dillon Lewis of Cardiff, Ross Moriarty of Dragons, Ospreys’ Gareth Anscombe, Scarlets’ Kieran Hardy and Ulster’s Bradley Roberts - to be released to their regions in order to play in URC matches
Wales scrum-half Kieran Hardy crossed twice for Scarlets but two converted tries for Edinburgh in the last four minutes forced a 28-28 draw in an entertaining finale to the season at Parc-y-Scarlets.
Dan Biggar limped out the win over England by Wales who also have concerns at scrum-half after Kieran Hardy's campaign-ending injury.
Rookie Kieran Hardy didn't look out of place against England but an injury last Saturday means he will miss remaining Wales Six Nations games.
Impressive scrum-half Kieran Hardy scored two of his side’s eight tries as Scarlets continued their unbeaten start to the Guinness PRO14 campaign against Zebre at Parc y Scarlets.