Arsenal: Martinez, Maitland-Niles, Holding, Luiz, Tierney, Ceballos, Xhaka, Willock, Pepe, Aubameyang, Lacazette.
Subs: Macey, Sokratis, Cedric, Kolasinac, Torreira, Smith, Saka, Nelson, Nketiah.
Watford: Foster, Femenia, Kabasele, Dawson, Masina, Doucoure, Hughes, Welbeck, Sarr, Pereyra, Deeney.
Subs: Gomes, Mariappa, Cleverley, Chalobah, Cathcart, Joao Pedro, Gray, Quina, Pussetto.