Goal.com exclusively revealed earlier today that Gunners manager Arsene Wenger was considering resting the Dutch striker, with the north London derby against Tottenham coming up at the weekend.
Theo Walcott, Laurent Koscielny and Gervinho have been rested entirely by the Frenchman because of small injuries, but apart from that the starting line-up is fairly strong.
Former Southampton youngster – who was named earlier today in the England Under-21 squad for next week – is among the starters and partners experienced midfielders Mikel Arteta, Andrey Arshavin and Tomas Rosicky.
Arsenal: Szczesny; Sagna, Mertesacker, Song, Santos; Frimpong, Arteta; Oxlade-Chamberlain, Rosicky, Arshavin; Chamakh.
Subs: Fabianski, Park, Van Persie, Ramsey, Jenkinson, Gibbs, Coquelin.
Olympiakos: Costanzo, Mellberg, Holebas, Marcano, Torosidis, Ibagaza, Fejsa, David Fuster, Orbaiz, Djebbour, Mirallas.
Subs: Megyeri, Modesto, A. Papadopoulos, Potouridis, Makoun, Abdoun, Pantelic.