Raven Branwen is a major character in the story, "Through the Looking Glass," which was originally owned by Shirou Fujimura before being adopted by Demons Anarchy of Pride, prior to it's publishing. She is a human who, despite all odds, has lived for hundreds of years and has lived by the sword. She, alongside Flannel and others, serves Alice Liddell. As stated by Rias, if his group were to be considered a peerage, Raven Branwen would be his Knight.