But the Algerian isnt the only player on their radar, with an audacious swoop on rivals Real Madrid for unhappy midfielder Isco in the works. Despite being linked with moves to China, Brazil and even a coaching job at Stamford Bridge, it was believed that the Blues legend had decided to hang up his boots. And Hererra concedes that his pal could be on his way out of Old Trafford. ROMA defender Antonio Rudiger faces England tonight with Chelsea scouts poised to monitor his every move. 3million in August 2015 by former Red Devils boss Louis van Gaal. EPA3Chelsea target Franck Kessie is being chased by 20 top European clubsKessie is expected to make . Keep up to date with ALL the Barcelona?news, gossip and transfers on our club pageThe Catalan giants. Gianluigi Buffons 2001 transfer to Juventus from Parma for £32. But a transfer could cost up to £35million despite Mahrez?failing to set the world alight this year after starring in Leicesters title win last season. Luis Enrique wakes up a journalist sleeping at his press conferenceReuters5Mahrez was strongly linked with a Barca move last summer after winning the titleAnd Mahrezs guile and ability could be just what they need as they chase an unlikely league and European double.