From publisher blurb:
Avalon is a city-state of mutants in South America. Avalon is a place where mutants can go to be safe. Safe from harassment, safe from being hunted just for being different. Here is a country that not only caters to mutants but was created for mutants to have a secure place in the world, providing a sense of reassurance and comfort to those who seek refuge.
This Champions International Supplement introduces Avalon, a pivotal new country in your campaign. More than just a land of mutants, Avalon is a beacon of hope for those who seek refuge, inspiring a sense of hope and optimism in players. It's a place where mutants can find protection from those who wish them harm, offering players a new realm to explore and decipher friend from foe.