Arsenal are preparing to go toe to toe with Manchester City in the Premier League title race again, after two seasons where they fell just short. Man City have now won the last four titles in a row under Pep Guardiola, but Mikel Arteta’s side will back themselves to challenge again in the hope that they can triumph for the first time since 2004. Arsenal appear better prepared for a title challenge than they were this time last year. Kai Havertz has now settled, having struggled in his early months at the club, Jurrien Timber is back from injury and they have signed Italy defender Riccardo Cala…