Arsenal are watching FC Midtjylland winger Gustav Isaksen.
The Gunners are considering a January move for the 21 year-old Dane.
AC Milan, Newcastle and West Ham are also watching Isaksen ahead of the January market.
Calciomercato.com says Arsenal are pondering a €20m bid for the youngster.
The attacking winger has scored seven goals and produced one assist in 23 games this season.