The Forgeworld website now mentions three new models.
An Imperial Macharius Vulcan Heavy Tank armed with a Vulcan Mega Bolter, Twin-Linked Heavy Stubber and two weapon sponsons. A Tau Remora Drone controlled Stealth fighter aircraft armed with twin linked long barrelled Burst Cannons, a Networked Markerlight and two Seeker missiles. Finally a Death Korps of Krieg Quartermaster with three Servitors and an injured Korpsman.