10. Eric Djemba-Djemba played for Manchester United between 2003 and 2005, and is widely regarded as one of Sir Alex Ferguson’s biggest transfer flops. The Cameroonian featured 28 times for the club, and scored just one solitary League Cup goal. The defensive midfielder was one of the few Africans lucky enough to play for the Red Devils, even though he failed to impress, but he did with the Nations Cup in 2002.