Unai Emery has namechecked Luke Shaw, Diogo Dalot and Casemiro as three of Manchester United’s dangermen ahead of Sunday’s Premier League clash with Aston Villa at Villa Park. Isn’t it typical of one of football’s deepest-thinkers that, ahead of a potentially decisive clash between two clubs with Champions League ambitions, Emery opted to single out not Marcus Rashford, Bruno Fernandes nor even the in-form Rasmus Hojlund. Instead, the Aston Villa boss highlighted the threat posed by Manchester United’s two full-backs, not to mention the defensive midfielder who could be integral to disrupting …