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Porto make one enforced change to the facet which beat Estrela 2-0 final weekend. Left-back Zaidu Sanusi suffered an ACL damage in that match and Wendell replaces him. 40-year-old former Real Madrid defender Pepe begins days earlier than he turns 41. Iranian striker Mehdi Taremi misses out resulting from damage. Former Liverpool midfielder Marko Grujic is on the bench for Porto.

Porto: Costa, Mario, Pepe, Otavio, Wendell, Varela, Gonzalez, Conceicao, Pepe, Galeno, Evanilson.

Subs: Ramos, Cardoso, Eustaquio, Grujic, Sanchez, Jaime, Namaso, Franco, Baro, Martinez, Borges, Pedro.

Arsenal title an unchanged facet from the 5-0 win in opposition to Burnley on the weekend. Former Porto man Fabio Vieira returns and is on the bench after an damage lay-off. Gabriel Jesus, Oleksandr Zinchenko and Takehiro Tomiyasu stay out.

Arsenal: Raya, Kiwior, Saliba, Gabriel, White, Havertz, Rice, Odegaard, Martinelli, Trossard, Saka.

Subs: Ramsdale, Hein, Cedric, Sweet, Heaven, Elneny, Vieira, Jorginho, Smith Rowe, Nelson, Nwaneri, Nketiah.