Watkins' departure would cut deepest - and Villa did not see it coming

Ollie Watkins scored his last Aston Villa goals in their final-day win at Manchester City last season [Getty Images]Aston Villa have been here before.Last year, it was Emi Martinez looking to leave for Manchester United. When asked about the Argentina goalkeeper's absence from last season's opening league match against Crystal Palace, head coach Unai Emery just repeated replacement Marco Bizot's name several times.Twelve months on, for their Premier League opener at Brighton on Sunday, Ollie Wat