Michael Essien his power-packed performances. In the quarter-final against Nigeria, when team captain John Mensah was dismissed on the stroke of the hour for a professional foul on Nigeria's Peter Odemwingie, Essien assumed the captaincy for the remainder of the match as Ghana eventually won 2–1. He was voted as an All-Star Player during the tournament. The Team of the Tournament was decided by the Technical Study Group (TSG) after careful observations of all the tournament's matches. During an international match played against Libya on 5 September 2008, Essien ruptured his anterior cruciate ligament playing for Ghana in the World Cup qualification
Michael Essien £24.4 million fee for Essien, ending one of the longest-running transfer sagas. At the time, the fee made Essien Chelsea's most expensive signing of all-time, surpassing the £24 million Chelsea paid for Didier Drogba the previous summer. The transfer went through on 19 August. The transfer came under scrutiny in the Stevens inquiry report, which expressed concerns because of the lack of co-operation from agents Pini Zahavi and Barry Silkman. Essien made his debut as a second-half substitute against Arsenal on 21 August 2005, wearing the number 5 on his shirt. The match ended in a 1–0 victory to Chelsea.