Nick Bidwell profiles some of the most likely movers in the winter window.
Few players in Ligue 1 are as coveted at the moment as the speedy and powerful Franco-Cameroon winger.
Aware that the 24-year-old only has a few months left on his contract the likes of Marseille, Lyon, Lazio and a slew of Premier League outfits are all milling around the auction room.
While Rennes are looking for around €5million, any would-be buyer must bear in mind that he missed much of last season with various injury problems and has been criticised in some quarters for a lack of game understanding.
He won two caps for France towards the end of that season and, if he can stay out of the treatment room, could yet force his way back into the international fold.