Here is my concept, and the beginning of my model. More to come later. Comments and Crits appreciated.
I realize that this is not an actual person. But the concept is long but the gist of it, is that the survivors transferred their brains into robotic bodies that would be impervious to radiation, need less food, etc, etc. All the armor is built in. Just wanted to go against the grain some, as most everyone else is doing people. :p