[Omnirizon]

I think it's the usual suspects

Ashdod, Jotunheim, Mictlan, Ermor, and Pythium at the top
Man, Oceania, Argatha, Machaka, Ulm? at the bottom

However, MA has the least variance in power between nations. Certain nations here have a lot of potential with powerful mages and very few "capital only" limitations (Shinuyama and C'tis spring to mind).