M'Bala Nzola has signed a deal to join Lens on loan.
Mikel Arteta admitted it was a "genuine dream" watching Arsenal's 6-0 victory over Lens which saw them qualify for the Champions League last 16.
Arsenal stylishly cruised into the Champions League knockout stages as Group B winners by thrashing French club Lens 6-0 at Emirates Stadium.
Mikel Arteta defended his decision to play Bukayo Saka as the Arsenal winger limped out of their Champions League defeat to Lens.