Alex Oxlade-Chamberlain has been handed his Champions League debut.
The teenager, so impressive in Arsenal's Carling Cup win over Shrewsbury last week, lines up against Olympiacos at Emirates Stadium tonight.
Marouane Chamakh, Emmanuel Frimpong and Andre Santos also start in a much-changed Arsenal line-up.
Arsenal team: Szczesny, Sagna, Song, Mertesacker, Santos, Frimpong, Arteta, Rosicky, Arshavin, Oxlade-Chamberlain, Chamakh. Subs: Fabianski, Park, Van Persie, Ramsey, Jenkinson, Gibbs, CoquelinCopyright 2015 The Arsenal Football Club plc. Permission to use quotations from this article is granted subject to appropriate credit being given to www.arsenal.com as the source