The arrival of Bruno Guimaraes from Newcastle United could prove particularly important. Arsenal have paid around andpound;75 million for the Brazilian, but his value goes beyond simply adding another elite midfielder to an already impressive group.

​The arrival of Bruno Guimaraes from Newcastle United could prove particularly important. Arsenal have paid around andpound;75 million for the Brazilian, but his value goes beyond simply adding another elite midfielder to an already impressive group.