Monaco have left Folarin Balogun out of their Europa Conference League squad...

https://cashsimpressiveblog.scriblorax.com/posts/why-do-clubs-submit-uefa-squads-before-transfer-windows-fully-shut

Monaco have left Folarin Balogun out of their Europa Conference League squad following the collapse of his last-minute transfer to Everton. The deal, reportedly worth around €50 million, fell through on deadline day