Based off what I have seen so far, we will see a flamer and grenade launcher as special weapons. I have read that there will be a lot of head options, so that a person can make a full box with one helmet type. I think that these will prove popular, I really like the look of the bearskin hats!
Scale shot L-R:
Wargames Atlantic Raumjager, Dreamforge Eisenkern (body), GW Blackstone Traitor Guard, Wargames Atlantic Grognard, GW Chaos Marine, Hydra Miniatures, Wargames Atlantic Grognard, GW Necromunda Goliath, Raging Heroes