Arsenal must win by two goals if they are to advance to the next round of the competition. Olympiakos defeated Arsenal by a 3-2 scoreline back in September.
Ozil provided his 12th assist for the season for Arsenal’s opening goal against Sunderland on the weekend. The Germany international has scored four goals and provided 12 assists in 20 appearances for Arsenal this season.
Olympiakos v Arsenal
Kick-Off: 19:45 (GMT)
Stadium: Karaiskakis Stadium
Olympiakos probable starting line-up: Roberto Jimenez; Omar Elabdellaoui, Manuel da Costa, Dimitris Siovas, Arthur Masuaku; Esteban Cambiasso; Leandro Salino, Pajtim Kasami; Alejandro Dominguez; Felipe Pardo,
Arsenal probable starting line-up: Petr Cech, Hector Bellerin, Laurent Koscielny, Per Mertesacker, Nacho Monreal, Flamini, Ramsey, Joel Campbell, Mesut Ozil, Oxlade-Chamberlain, Giroud.