he Thanatar is a heavy Siege-automata, designed as a mobile artillery platform rather than a general battle unit. It is armed with a Hellex pattern plasma mortar, a terrifying weapon able to launch dense spheres of blazing plasma on arcing trajectories over defensive barriers and into the heart of enemy fortifications, incinerating anything in their blast radius with a liquid tide of sun-hot fire.

The Thanatar’s frame, built to accommodate the huge weapon and the power systems and fuel reserves required to supply it, is considerably larger than even the hulking Castellax. Its