Rio Ferdinand has admitted that he thought one Tottenham Hotspur player was horrendous last season, but is now looking like a bargain. Spurs have enjoyed a remarkable transformation under Ange Postecoglou. It is almost easy to forget what a mess the team appeared to be in towards the end of last season, particularly following Antonio Conte’s departure. Several players have been absolutely outstanding. And one of those who has arguably been the biggest surprise is Pedro Porro. Rio Ferdinand amazed by Pedro Porro transformation after Tottenham drawPorro endured a difficult start to life in North…