It is based on the ankylosaurids, a genus of herbivorous dinosaurs that were famous for their body armor. Specifically, its design incorporates traits from Gastonia, Saichania, and Ankylosaurus, the largest known member of the ankylosaurids.
Name origin[]
Ankrash is a fusion of "Ankylosaurus" and "crash."
Kikoutetsu is a combination of kiko, "tank," and kotetsu, "armor plate."