Aston Villa suffered their first defeat of the season in a 2-0 loss to Arsenal last Saturday. Unai Emery’s side were unable to repeat their heroics from the season prior, where they did the double over Arsenal including a 1-0 win at Villa Park. Second-half goals from Leandro Trossard and Thomas Partey gave Arsenal their second win of the season, but there were still plenty of positives for Aston Villa to take from the match. It could have turned out very different for Villa had it not been for David Raya’s “absolutely world-class” save from Ollie Watkins’ shot. Despite the result, there were s…