Arsenal were held to a 1-1 draw with West Brom on New Year's eve and lost Sead Kolasinac and Laurent Koscielny to injury. The Gunners are unbeaten in their last six, but have only won two of those, however have dropped points just twice at the Emirates this season.
Chelsea are unbeaten in five, winning four, but have won only one of their last four away from Stamford Bridge. The Blues have kept a clean sheet in their last four league matches, yet have won only one of their last four league visits to Arsenal
However, Chelsea could inflict further misery upon Arsenal here.