A siphon is a magic-user with the ability to draw knowledge, abilities, memories, or power from another being and use it as if it is their own. An example would be KaiOne of the Night-Children, made sometime in the He won’t say what his original name was, but it sure as..., who likes working near scientists so he can borrow their knowledge and experience as he works on his own spells. ElsaOne of the Night-Children, made sometime in the She won’t say what her original name was, but it sure as..., also a siphon, prefers to work off what Kai gets, rather than pulling it on her own, as the accompanying emotions can overwhelm her.