The Manchester City boss unveiled a new system against the Gunners to get the champions' title bid back on track at the Etihad Stadium
Though there were few surprise results during the Premier League weekend, there were still plenty of intriguing storylines for fans to get their teeth into.
Manchester City got back on track with victory over Arsenal while Chelsea and Manchester United also returned to winning ways after underwhelming midweek results.
But, looking past the scorelines, what were the main tactical lessons to be taken from the latest round of fixtures? Goal takes a look at the biggest talking points.