Sporting fan Ivo Costa tells us how Ruben revolutionised his club – and it's not just about playing three at the back!

The Argentina World Cup winner has shown only flashes of his potential since his £105 million move from Benfica 18 months ago ...

For example, a player they love is Tomas Araujo at Benfica. "They were considering a move for him, Paris Saint-Germain too, ...