Arsenal are set to be boosted by the return of captain Thomas Vermaelen for the crunch tie with Newcastle United on Monday night.The Gunners were handed a huge boost with the defeat of Everton to Southampton on Saturday as they chase the last Champions League qualification place.Arsenal are four points clear of Everton with three games remaining and a win over the Magpies will surely ensure their continued participation in the Champions League next season.An alarming slide in form saw Arsenal fall away in the title chase, but they have come good when it matters.Meanwhile Newcastle will be keen for this season to end after a run of results that has seen them slide.The Magpies, who were challenging the European places at Christmas, have won just four games this calendar year and are currently on a run of five straight defeats.Boss Alan Pardew is without strikers Papiss Cisse and Luuk de Jong through injury as well as Hatem Ben Arfa.The future of the French winger continues to muddy the water of his Newcastle career.