Changelings, also known as half- elves, are the end result of a Human/Seelie union. The combination between the magical and mundane makes for very unstable beings, subject to a variety of afflictions. Most powerful is their susceptibility to magical diseases and cold. Nevertheless, these unions happen enough so that the Seelie Court embraces them, saving Changeling children that would normally be left to die in the wilderness. These Changelings often position themselves as spies amongst Humanity, disguising their Seelie attributes and reporting on their mortal relatives