These different nations replace antartica, what happens when they are discovered? (They are discovered the same antartica was, and for the sake of the scenario they didn't bother to "seek" us out.
1) Elemental Nations (Avatar: TLA, only Earth and Fire Nation)
2) Elemental Countries (5 Kage Summit)
3) Hyrule (Twilight Princess)
4) Kanto/Johto (Pokemon)
6) Western Continent i.e. Shinra (Final Fantasy VII)
And how do they affect us?