Mikel Arteta’s Arsenal can expect a stern challenge when they travel to Villa Park to face former Gunners boss Unai Emery on Saturday afternoon. Mikel Arteta’s side started the season with a 2-0 victory over Wolves, with Kai Havertz and Bukayo Saka netting for the Gunners on the opening weekend of the Premier League. Arsenal’s first away game of the season sees them travel to face Aston Villa. Having suffered two costly defeats at the hands of The Villains during the previous campaign, Arteta’s team will be desperate to write the wrongs of last season. Villa also got off to a great start in th…