This world has a steady gradient from human to animal. The least human individuals to register on the Institute's scan occupy a volcanic island chain and a region of mountains and savanna on the nearby continent, with increasingly human groups limited to increasingly small subsections of that range. They have magic not much like any the Institute are familiar with, with the level of magic use in a population strongly correlated to its humanness.

This world has a population limited to a volcanic island chain and a nearby region of mountain and savanna. They have magic not much like any the Institute are familiar with, with use of the magic increasingly common towards a particular region within the range of people.

This world has a population limited to a volcanic island chain and a nearby region of mountain and savanna. They have magic not much like any the Institute are familiar with, with use of the magic increasingly common towards a particular region within the range of people, but some magic occurring even where there are no people.