Chelsea starting XI: Kepa; Azpilicueta, Thiago Silva, Zouma; James, Gilmour, Jorginho, Chilwell; Mount, Havertz, Pulisic.
Chelsea substitutes: Mendy, Alonso, Emerson, Hudson-Odoi, Livramento, Anjorin, Ziyech, Werner, Giroud.
Arsenal starting XI: Leno; Holding, Gabriel, Mari; Saka, Elneny Partey, Tierney; Smith Rowe, Odegaard, Aubameyang.
Arsenal substitutes: Ryan, Bellerin, Chambers, Cedric, Ceballos, Willian, Pepe, Martinelli, Lacazette.
Chelsea go with Kepa Arrizabalaga in goal, behind a back three of Cesar Azpilicueta, Thiago Silva and Kurt Zouma.
Reece James and Ben Chilwell are the wing backs tonight, flanking the midfield duo of Jorginho and Billy Gilmour.
It will then be a fluid front three of Mason Mount, Kai Havertz and Christian Pulisic as Timo Werner has to make do with a place on the bench.
Werner is joined by Edouard Mendy, Marcos Alonso, Emerson, Callum Hudson-Odoi, Valentino Livramento, Tino Anjorin, Hakim Ziyech and Olivier Giroud.
Arsenal have Bernd Leno between the sticks, and Mikel Arteta has matched Chelsea up by starting a back three of Rob Holding, Gabriel Magalhaes and Pablo Mari.
Bukayo Saka and Kieran Tierney will operate as wing backs, with Mohamed Elneny featuring alongside Thomas Partey in midfield.
Martin Odegaard comes back into the side, and joins Emile Smith Rowe in supporting Pierre-Emerick Aubameyang up top.
That means Nicolas Pepe and Alexandre Lacazette are only on the bench, joining Mat Ryan, Hector Bellerin, Calum Chambers, Cedric Soares, Dani Ceballos, Willian and Gabriel Martinelli.
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