The French defender was less of an attacking force as an unmovable rock at the back. No goals and no assists in six games begs the question: When is the world’s most expensive pla. News Group Newspapers22Robin van Persie upset a lot of Arsenal fans by moving to Manchester United, . He formed a no-nonsense centre-back pairing with Kolo Toure for the “Invincibles season, and went on to make 211 appearances for the Gunners. EPA5Karim Benzema has long been admired by Arsene WengerGetty Images5The French striker is a £40million Arsenal targetBut there are a few stumbling blocks. Hull wont be visiting Anfield with a game-plan the gives Liverpool free reign to terrorise, and these are the matches where we will see just how serious they are as challengers. Although Van Aanholt has since squashed fears of any issues with his heart, the image of him and pipe will not go down well with Moyes or the clubs supporters. With more freedom in the park, Pogba can seize his chance to step up to the plate and be The Man. If they can win at Old Trafford, a top four challenge could be on the cards - defeat and back to being an also-ran beckons. itle winning season, and two defeats already this season have served to highlight the challenge.