Ismaila Sarr is the third summer signing at Crystal Palace, but after his arrival, three players could be considered as losers from the deal. Oliver Glasner’s starting lineup is coming together after a third arrival of the summer saw Ismaila Sarr join from Marseille. Glasner has already spoken of his delight after Crystal Palace announced the move on Thursday, along with Steve Parish – while Dean Henderson welcomed him to the club. Sarr himself also added that former Eagles midfielder Cheikhou Kouyate had told him great things about Palace before he made the move. While it is an exciting swoop…