The Wallaroos will be looking to back up their thrilling victory over Scotland as they face Wales in Whangarei.
Jay Tregonning's side found a way to hold off a charging Scottish with just 13 players, securing the 14-12 victory.
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They face a Welsh outfit hurting after a thumping defeat to the Black Ferns, with a top-two spot in Pool A on the line.
The Wallaroos need either victory or a draw to secure their place in the quarter-finals, with a loss leaving them reliant on other teams.
Here is everything that you need to know about Wallaroos v Wales
The Wallaroos' clash with Wales will be shown LIVE on Stan Sport.
Coverage will be live and ad-free on Stan Sport, slated to start at 11:45 am AEDT.
The Wallaroos and Wales will kick off at 12:15 pm AEDT at Northland Events Centre on Saturday, October 22.
Coverage will be ad-free from 11:45 am AEDT and continue throughout the game on Stan Sport.
The Wallaroos will headline the opening day of the Rugby World Cup against the Black Ferns on October 8.
It will be played as part of a triple-header at Eden Park, with South Africa and France to open the tournament before red-hot favourites England face newcomers Fiji.
Australia will then head north to Whangarei, set to play Scotland (15th September) and Wales (22nd September) at Semenoff Stadium.
*All times local
Saturday 8 October – First Pool Matches
South Africa 5 def by France 40 (2:15 pm, Eden Park, Auckland, Pool C)
Fiji 19 def by England 84 (4:45 pm, Eden Park, Auckland, Pool C)
Australia 17 def by New Zealand 41 (7:15 pm, Eden Park, Auckland, Pool A)
Sunday 9 October – First Pool Matches
USA 10 def by Italy 22 (12:45 pm, Northland Events Centre, Whangarei, Pool B)
Japan 5 def by Canada 41 (3:15 pm, Northland Events Centre, Whangarei, Pool B)
Wales 18 def by Scotland 15 (5:45 pm, Northland Events Centre, Whangarei, Pool A)
Saturday 15 October – Second Pool Matches
Scotland 12 def by Australia 14 (3 pm, Northland Events Centre, Whangarei, Pool A)
USA 30 def Japan 17(5:30 pm, Northland Events Centre, Whangarei, Pool B)
France 7 def by England 13 (8 pm, Northland Events Centre, Whangarei, Pool C)
Sunday 16 October – Second Pool Matches
Italy 12 def by Canada 22 (12:45 pm, Waitakere Stadium, Auckland, Pool B)
Wales 12 def by New Zealand 56 (3:15 pm, Waitakere Stadium, Auckland, Pool A)
Fiji 21 def South Africa 17 (5:45 pm, Waitakere Stadium, Auckland, Pool C)
Saturday 22 October – Third Pool Matches
Australia v Wales (2:15 pm, Northland Events Centre, Whangarei, Pool A)
New Zealand v Scotland (4:45 pm, Northland Events Centre, Whangarei, Pool A)
France v Fiji (7:15 pm, Northland Events Centre, Whangarei, Pool C)
Sunday 23 October – Third Pool Matches
Japan v Italy (12:45 pm, Waitakere Stadium, Auckland, Pool B)
Canada v USA (3:15 pm, Waitakere Stadium, Auckland, Pool B)
England v South Africa (5:45 pm, Waitakere Stadium, Auckland, Pool C)
Saturday 29 October – Quarter-finals
Quarter-final 1 (4:30 pm, Northland Events Centre, Whangarei)
Quarter-final 2 (7:30 pm, Northland Events Centre, Whangarei)
Sunday 30 October – Quarter-finals
Quarter-final 3 (1.30 pm, Waitakere Stadium, Auckland)
Quarter-final 4 (4:30 pm, Waitakere Stadium, Auckland)
Saturday 5 November – Semi-finals
Semi-final 1 (4:30 pm, Eden Park, Auckland)
Semi-final 2 (7:30 pm, Eden Park, Auckland)
Saturday 12 November – Final
Final (7:30 pm, Eden Park, Auckland)
WALLAROOS (15-1): Lori Cramer, Bienne Terita, Georgina Friedrichs, Sharni Williams, Ivania Wong, Arabella McKenzie, Iliseva Batibasaga, Grace Hamilton, Shannon Parry (c), Emily Chancellor, Atasi Lafai, Michaela Leonard, Bride O'Gorman Adiana Talakai, Liz Patu
RESERVES: Ashley Marsters, Emily Robinson, Eva Karpani, Grace Kemp, Piper Duck, Layne Morgan, Trileen Pomare, Pauline Piliae-Rasabale
WALES (15-1): Niamh Terry, Jasmine Joyce, Carys Williams-Morris, Hannah Jones (c), Lisa Neumann, Elinor Snowsill, Ffion Lewis, Sioned Harries, Alex Callender, Bethan Lewis, Gwen Crabb, Natalia John, Cerys Hale, Kelsey Jones, Cara Hope
RESERVES: Carys Phillips, Caryl Thomas, Sisilia Tuipulotu, Georgia Evans, Siwan Lilicrap, Keira Bevan, Robyn Wilkins
World Rugby and tournament organisers have opened up on the reason why the tournament remains 'Rugby World Cup 2021' despite being played in 2022.
COVID forced the tournament to be delayed by 12 months, leaving the unique situation where it is labelled the wrong year as World Rugby moves away from having either men's or women's in front of their respective events.
This led to tournament organisers retaining the name, with the caveat of 'playing in 2022' thrown into marketing in the build-up