I just got the newest Hawk Wargame newsletter and they are fixing to release PLASTIC starter kits for the other two factions. They will be $55 each MSRP.

Core Shaltari and PHR Starter Armies: 13th September
Core UCM and Scourge Starter Armies: 27th September

I see a PHR army in the works down the road for myself since I still love the models.