Mesut Ozil took part in his first training session for the Club at London Colney on Thursday.
The Germany international joined his new team-mates for a vigorous work-out ahead of Saturday's Premier League clash against Sunderland.
Our club photographer was there and sent back these exclusive pictures.
Copyright 2023 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.