For creatures that aren't Wesen, see Non-Wesen. Wesen (VES-sən; Ger. "a being" or "creature") is a collective term used to describe the creatures visible to the Grimms. They are the basis not only of the fairy tales that the Brothers Grimm have compiled, but also of the many legends and folklore from many cultures (i.e. Anubis, Aswang, Chupacabra, and Wendigo). When Wesen woge, they are able to recognize a Grimm by looking into their eyes. They can see an "infinite darkness" in a Grimm's...