Young forward Chris Willock may also get his chance through the middle.
Arsenal play the MLS All-Stars on Friday night, before they complete the tour against Chivas next Monday.
Arsenal’s 23-man squad touring the USA:
Goalkeepers: Petr Cech, David Ospina, Damian Martinez
Defenders: Mathieu Debuchy, Nacho Monreal, Rob Holding, Hector Bellerin, Calum Chambers, Kieran Gibbs, Krystian Bielik
Midfielders: Francis Coquelin, Mohamed Elneny, Jack Wilshere, Alex Iwobi, Granit Xhaka, Santi Cazorla, Gedion Zelalem, Jeff Reine-Adelaide, Alex Oxlade-Chamberlain
Forwards: Theo Walcott, Joel Campbell, Chris Willock, Chuba Akpom