Arsenal V Manchester City: 5 Key Battles, With Danny Welbeck Against Vincent Kompany

4) Laurent Koscielny v Sergio Aguero

Arsenal will hope to have a fully fit Koscielny back after his head injury against Leicester. The Frenchman’s pace and agility could prove vital against the diminutive Argentine’s speed and trickery. If Aguero is left to Mertesacker or Chambers he could cause the Gunners’ back line some serious problems.