A landmark day for former Chelsea keeper Thibaut Courtois.
The 30-year-old, who made his Belgium debut in 2011, will be hoping it does not end in tears.
He becomes the first keeper to reach this milestone for the men’s national side and seventh player overall after Jan Vertonghen, Axel Witsel, Toby Alderweireld, Eden Hazard, Dries Mertens and Romelu Lukaku.
Team news - Croatia unchanged, Trossard starts
Croatia v Belgium (15:00 GMT)
Emma Sanders
BBC Sport at Ahmad Bin Ali Stadium
Croatia boss Zlatko Dalic has named the same starting XI that comfortably beat Canada in their last group match.
Real Madrid midfielder Luka Modric, Tottenham winger Ivan Perisic and former Liverpool centre-back Dejan Lovren are among those involved.
Canada make four changes to the side that lost 4-1 against Croatia in the last game.
The big news is that skipper Atiba Hutchinson and star striker Jonathan David have been dropped to the bench. Ritchie Laryea and Stephen Eustaquio also miss out.
In come Reading's Junior Hoilett, Jonathan Osorio, Mark-Anthony Kaye and Sam Adekugbe.
Morocco make two changes to the team that shocked world number two Belgium in the previous game.
Goalkeeper Yassine 'Bono' Bounou, who was named in the starting line-up but then taken ill during the anthems, returns in goal in place of Munir Mohamedi.
Former Huddersfield town winger Abdelhamid Sabiri gets his reward for scoring scoring in the that, coming in for Selim Amallah.
Ex-Wolves defender Romain Saiss captain's the side, with former Southampton player Sofiane Boufal and Chelsea winger Hakim Ziyech also in.
Croatia are through if they win or draw against Belgium. Morocco are through if they win or draw. Belgium will qualify for the last 16 with victory over Croatia. Canada can't progress although they can win their first ever points on the World Cup stage.
ReutersCopyright: Reuters
ReutersCopyright: Reuters
Getty ImagesCopyright: Getty Images
Group F finale
Hello and welcome to Day 12 of the Fifa World Cup, a potentially huge one for so many reasons.
Later, four-time winners Germany fight for their lives in Group E, while an all-female on-field refereeing team will take charge of a men's World Cup game for the first time.
But first it's all about the Group F finale. Three teams fighting for two places. One of Belgium, Croatia and Morocco are heading out.
Canada v Morocco (15:00 GMT)
Croatia v Belgium (15:00)
BBC Sport/Getty ImagesCopyright: BBC Sport/Getty Images
Question time
It's crunch time in Group F and there are some very BIG questions that need answering over the next few hours.
Is this the end for Roberto Martinez and Belgium's 'golden generation'?
Are we about to see Luka Modric on the World Cup stage for the last time?
Will Morocco become the second African side to make it to the last-16 in Qatar?
Live Reporting
Neil Johnston and Harry Poole
All times stated are UK
Milestone for Courtois
Croatia v Belgium (15:00 GMT)
A landmark day for former Chelsea keeper Thibaut Courtois.
The 30-year-old, who made his Belgium debut in 2011, will be hoping it does not end in tears.
He becomes the first keeper to reach this milestone for the men’s national side and seventh player overall after Jan Vertonghen, Axel Witsel, Toby Alderweireld, Eden Hazard, Dries Mertens and Romelu Lukaku.
Team news - Croatia unchanged, Trossard starts
Croatia v Belgium (15:00 GMT)
Emma Sanders
BBC Sport at Ahmad Bin Ali Stadium
Croatia boss Zlatko Dalic has named the same starting XI that comfortably beat Canada in their last group match.
Real Madrid midfielder Luka Modric, Tottenham winger Ivan Perisic and former Liverpool centre-back Dejan Lovren are among those involved.
Croatia XI: Livakovic, Perisic, Lovren, Kovacic, Kramaric, Modric, Brozovic, Livaja, Sosa, Gvardiol, Juranovic.
Roberto Martinez has made four changes to the Belgium side from their disappointing 2-0 defeat to Morocco.
Everton's Amadou Onana, who is suspended, brothers Eden Hazard and Thorgan Hazard and Michy Batshuayi drop out of the side.
In comes Dries Mertens, Leandro Trossard, Yannick Carrasco and Leander Dendoncker.
Belgium XI: Courtois, Alderweireld, Vertonghen, Witsel, De Bruyne, Carrasco, Mertens, Meunier, Trossard, Dendoncker, Castagne.
Team news
Canada v Morocco (15:00 GMT)
Shamoon Hafez
BBC Sport at Al Thumama Stadium
Canada make four changes to the side that lost 4-1 against Croatia in the last game.
The big news is that skipper Atiba Hutchinson and star striker Jonathan David have been dropped to the bench. Ritchie Laryea and Stephen Eustaquio also miss out.
In come Reading's Junior Hoilett, Jonathan Osorio, Mark-Anthony Kaye and Sam Adekugbe.
Canada XI: Borjan, Johnston, Vitoria, Miller, Adekugbe, Kaye, Hoilett, Davies, Osorio, Larin.
Morocco make two changes to the team that shocked world number two Belgium in the previous game.
Goalkeeper Yassine 'Bono' Bounou, who was named in the starting line-up but then taken ill during the anthems, returns in goal in place of Munir Mohamedi.
Former Huddersfield town winger Abdelhamid Sabiri gets his reward for scoring scoring in the that, coming in for Selim Amallah.
Ex-Wolves defender Romain Saiss captain's the side, with former Southampton player Sofiane Boufal and Chelsea winger Hakim Ziyech also in.
Morocco XI: Bounou, Hakimi, Aguerd, Saiss, Mazraoui, Ounahi, Amrabat, Sabiri, Ziyech, Boufal, En-Nesyri.
Post update
Shall we get some team news?
Who needs what?
Croatia are through if they win or draw against Belgium. Morocco are through if they win or draw. Belgium will qualify for the last 16 with victory over Croatia. Canada can't progress although they can win their first ever points on the World Cup stage.
Group F finale
Hello and welcome to Day 12 of the Fifa World Cup, a potentially huge one for so many reasons.
Later, four-time winners Germany fight for their lives in Group E, while an all-female on-field refereeing team will take charge of a men's World Cup game for the first time.
But first it's all about the Group F finale. Three teams fighting for two places. One of Belgium, Croatia and Morocco are heading out.
Canada v Morocco (15:00 GMT)
Croatia v Belgium (15:00)
Question time
It's crunch time in Group F and there are some very BIG questions that need answering over the next few hours.
Is this the end for Roberto Martinez and Belgium's 'golden generation'?
Are we about to see Luka Modric on the World Cup stage for the last time?
Will Morocco become the second African side to make it to the last-16 in Qatar?
Time to find out...