Aston Villa manager Unai Emery is not short of problems this summer despite Champions League qualification last season. Aston Villa enjoyed a remarkable season as they finished in the Premier League top four alongside a run to the semi-finals of the Europa Conference League. However, the necessary sales this summer to comply with Premier League spending rules have taken the shine off the achievement slightly, particularly with key player Douglas Luiz’ imminent exit to Juventus. Villa have also had to sanction the sales of two academy talents in Tim Iroegbunam to Everton and Omari Kellyman to C…