Arsenal target Shkondran Mustafi would not be sold in this summmer tranfer window.The Valencia central defender played for Germany during the Euro 2016 and his performance attract the lights of Arsenal and Chelsea.Meanwhile Arsenals' Arsene Wenger made it a top most priority to sign him.The 24 year old with a buyout clause of £43m had already agreed a move to Emirate.Amazingly, Mustafi's name appeared in the Valencia's squad for their first La Liga game against Las Palmas on monday.With Arsenal facing defensive plights,it will be a nightmare for loosing out on Mustafi.                                                                                                                                                                          Credit:Mohammed Saalim/