'Athletic, Athletic, club de limpia tradición...' That was the first anthem I knew of the old and beloved Athletic Club, 'world football's unique case', as L'Équipe once wrote.

No additions, no departures. Real Madrid manager Zinedine Zidane puts the togetherness of his group of players ahead of bringing in new faces.

Are defenders better than forwards? At a simple glance, it would appear that the obvious answer is to say no, that forwards are superior in playing ability.

Alfredo Relaño looks at how Athletic's 'Basque-only' policy has changed over the years, with players now scouted from beyond the traditional territory.