Ludus Magnus Studio has some new previews posted up in their photo stream for Nova Aetas.
From the preview:
we introduce you a series of previews to know more about the four basic classes of Nova Aetas!
We recommend that you do not lose them to know more about their skills and especially on their outputs career and start thinking about what awaits you once you pass the first level of Mastery! (oh my Goooood more spoilers!)