if you haven't found it already, the PP keynote presentation is here: http://www.twitch.tv/privateerpress/b/501465395
but this is what I care about from it:
everything about this model is going to be excessive. take both of Xerxis hammers and make them one big weapon. then add a flag. and stick him on top of a giant Rhino creature. it's nutty but i love it.