Chelsea goalkeeper transfer saga takes another twist as 'incredibly good player' set for new club

Strasbourg president Marc Keller does not think will be returning to the Ligue 1 club during this .

Petrovic, 25, spent last season on loan from in the French top flight. The goalkeeper was ever-present for Liam Rosenior's side, who qualified for the .

Keller, though, believes the Serbia international can play for a or club next season. He kept ten clean sheets at Strasbourg, only bettered by Brice Samba (12 - seven at Lens and five for Rennes after moving in January) and Lucas Chevalier of Lille (11).

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Petrovic certainly impressed Keller. "We need a goalkeeper because Petrovic has left for Chelsea," the Strasbourg president said during a guest appearance on the show .

" I don't think (he'll return to Strasbourg) simply because he's an incredibly good player. I think he can probably aim for a Champions League or Europa League club, at Chelsea or elsewhere if he were to leave Chelsea."

Keller also spoke about , who trained with Strasbourg during the season ahead of joining Chelsea next summer. The teenager is said to have made a "strong impression" while working with the club.

"He's a young player and these training sessions in Strasbourg allow him to see a little bit of the conditions we have," Keller said. "And it's true that the examples of and Petrovic give ideas to the players because you see them happy and having a great season."

On the prospect of a loan move for the Ecuador international he describes as "an extremely talented young player who has impressed everyone", the Strasbourg president acknowledged a deal is "possible" but conceded "it's not certain yet". Keller stated: "Those are discussions we'll have with the management at BlueCo and Chelsea to find the three players who will come and strengthen our squad."