CHELSEA are set to part ways with Mathis Amougou just months after signing him from Saint-Etienne.The Blues splashed out £12.5million on the highly-rated midfielder and handed him an eight-year deal.GettyMathis Amougou only ended up playing a game for Chelsea[/caption]GettyGetting more game time to develop is key to his decision to move on[/caption]GettyHe returns to France where he impressed before joining Chelsea in January[/caption]But just six months later, he’s heading to Strasbourg in a stunning move that has left fans scratching their heads.The 19-year-old French prospect was snapped up by Chelsea in a high-profile transfer last January. He was expected to be the next Moises Caicedo, signed at a time when Romeo Lavia was consistently injured and Carney Chukwuemeka had left for Dortmund.Chelsea needed cover and turned to Amougou. However, despite high hopes and promise, he has struggled to break into the first-team fold at Stamford Bridge.He made his debut against Southampton, but that turned out to be his only league appearance for Chelsea.The Blues have since brought in Andrey Santos and competition for places is even keener this season.The departure of Santos from Strasbourg and club captain Habib Diarra to Sunderland for a club-record fee means there is now space for Amogou at the French club.According to L’Equipe, Amogou will sign a five-year deal and will be immediately integrated into the first team, where he will be given a pivotal role.BEST ONLINE CASINOS – TOP SITES IN THE UKChelsea have cleverly inserted a buyback clause which will allow them to bring him back in the future for a set fee.The Blues have once again had a busy summer, having already completed the signings of Liam Delap and Joao Pedro. They’ve also secured Jamie Gittens from Dortmund, Dario Essugo and Mamadou Sarr.Brazilian superstar Estevao Willian, who signed last summer, is also set to join for pre-season after impressing at the on-going Club World Cup.