Jack Grealish has said that Yaya Toure is one of the toughest players he has ever come up against in his career. The Manchester City superstar reflected on his time facing the Ivorian legend at Aston Villa in an interview with Pro: Direct Soccer on their YouTube channel. Jack Grealish says Yaya Toure is one of his toughest-ever opponentsYaya Toure was a man possessed during the contest in 2014, as Manchester City beat the Villains 4-0. The Champions League winner ran the length of the pitch to dart past a number of the opposition’s players before slotting the ball past the goalkeeper in vintag…