Carter has a genuine lust for power. He sought to use his foster daughter's special abilities to meet his own goals. He is also very rude, gruff, violent, disloyal, traitorous, as he was willing to sacrifice Gordon, his special soldier, to gain access to the netherworld.
Goals and Ambitions
Carter desired to take over as much land as possible, which is the true reason behind his invasion of the Netherworld.