ElsaOne of the Night-Children, made sometime in the She won’t say what her original name was, but it sure as... More and KaiOne of the Night-Children, made sometime in the He won’t say what his original name was, but it sure as... More, though those are not their original names. Night-Children, made sometime in the tenth century, they are a true mystery: Kin who were able to be made into Night-Children. Struck with this strangeness, they focused on the sciences, becoming Notte’s most adept children when it comes to the empirical arts.