6: Xavi - Barcelona
Much like Casillas, the fact that Xavi has remained a focal point in a European superpower for as long as he has is testament to his unique ability.
The man who keeps the Barcelona side steadily ticking over is not such an exceptionally gifted footballer, he's also a good leader. Why else would the likes of Lionel Messi and Neymar look up to him in the way they do?
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