By Nathan Salt For Mailonline
Published: 12:11 BST, 13 July 2019 | Updated: 12:15 BST, 13 July 2019
The Gabonese striker moved to north London from Borussia Dortmund in January 2018 for a club-record £56million.
But the move from Borussia Dortmund was protracted and Arsenal required the help of Chelsea in a bid to get it over the line.
Dortmund wanted to bring in Michy Batshuayi