An Aston Villa summer transfer target has demonstrated exactly why Unai Emery is a big fan according to The Athletic journalist Jacob Tanswell. With a Champions League campaign on the horizon, Aston Villa have a busy summer to get their squad ready to compete with Europe’s elite alongside their Premier League aspirations. Unai Emery knows that this will be made more difficult by the financial constraints associated with Premier League profit and sustainability regulations (PSR), with Villa having to make sales to ensure compliance. It is for that reason that Jhon Duran is expected to join Chel…