8) Mario Gotze
The World Cup winning midfielder has been with Borussia Dortmund since the age of 9, but moved to arch rivals Bayern Munich in the summer of 2013 after the German champions activated his release clause.
8) Mario Gotze
The World Cup winning midfielder has been with Borussia Dortmund since the age of 9, but moved to arch rivals Bayern Munich in the summer of 2013 after the German champions activated his release clause.