The Best MMOFPS Games?

There’s a constant battle between the MMO gaming genres but one that constantly appears near the top of the chart is the MMOFPS genre. MMOFPS games have been popular since the conception of competitive gaming. Pitting player against player in skill-based combat to the death. We’re lucky enough to have a ton of choices in today’s MMO industry but is it more filler than killer? What are the best MMOFPS games out at the moment?