The Undreamt

Where does Mankind's forbidden Knowledge stem from? Is it the Cognitive Realm? Or something far darker and sinister lurking in the shadows. - Musings of a Wizard, Burnt Book

Not much is known about The Undreamt, other than they are something beyond the Dreaming and the Cognitive Realms.

Some say its what causes the cataclysms to befall the mortal realm. When man touches something deep and dark. The Undreamt are awakened.