The hosts makes three changes from the first leg, bringing in Wass, Gameiro and the old Arsenal favourite, Coquelin. The visitors, meanwhile, start with Monreal and Torreira instead of Mustafi and Guendouzi.
Valencia: Neto: Piccini, Garay, Gabriel, Gaya; Wass, Parejo, Coquelin, Guedes; Rodrigo, Gameiro
Subs: Domenech, Roncaglia, Soler, Diakhaby, Lato, Torres, Mina
Arsenal: Cech; Koscileny, Sokratis, Monreal; Maitland-Niles, Torreira, Xhaka, Ozil, Kolasinac; Aubameyang, Lacazette
Subs: Leno, Elneny, Mkhitaryan, Iwobi, Mustaif, Guendouzi, Nketiah
Referee: F Makkelle (Holland)
source: theguardian.com