It is a big night for Max Dowman, who becomes Arsenal’s youngest ever starter at 15 years and 302 days old.
Mikel Arteta has made 10 changes for the match with Brighton, with only Eberechi Eze keeping his starting place.
Brighton also name a much-changed line-up, with Diego Gomez – the competition’s leading scorer so far – among those brought into the team.
Ex-Arsenal striker Danny Welbeck is on the bench for the Seagulls.
