German libero. 1974 World Cup winner. Captain who reinvented the sweeper position. Won the World Cup as captain and as manager.
From Wikipedia
Franz Anton Beckenbauer was a German professional football player, manager, and official. Nicknamed der Kaiser, he is widely regarded as one of the greatest and most influential players of all time. Beckenbauer was a versatile player who started out as a midfielder, but made his name as a centre-back. He is often credited as having invented the role of the modern sweeper.