Granit Xhaka has been ruled out with an injury while Gabriel Martinelli and Calum Chambers are in line to start when Arsenal take on West Bromwich Albion.
Granit Xhaka's mistake ended up being costly, but how did the rest of the Arsenal players fare in their 1-1 draw with Burnley on Saturday?
Granit Xhaka and Nicolas Pepe are set to return, but who else will feature in the Arsenal starting lineup against Chelsea on Saturday evening?
Granit Xhaka was poor while Pierre-Emerick Aubameyang struggled again as Arsenal lost 1-0 to Burnley in the Premier League at the Emirates Stadium on Sunday.
Arsenal have been reportedly offered a chance to sign ex-Tottenham star Christian Eriksen as Inter Milan eye a swap deal for Granit Xhaka in January.
Rob Holding starts in defence while Granit Xhaka and Dani Ceballos miss out as Arsenal gear up to take on Manchester United at Old Trafford.
Spain will hope to continue their fine unbeaten run when they take on Switzerland in Madrid. Will Luis Enrique & co. remain atop Group A4 on Saturday?
David Luiz is back in training and could feature against West Ham United. What will Arsenal's starting lineup look like at the Emirates on Saturday?
Granit Xhaka and Nicolas Pepe are among the players returning, as Arsenal get set to lock horns with Watford at the Emirates.
Granit Xhaka stood out, while David Luiz, Kieran Tierney and Pierre-Emerick Aubameyang were key performers as Arsenal reached the FA Cup final.