Unknown

The author of "The Poetic Edda" and "The Death of King Arthur" remains unknown. Their works primarily explore themes of mythology and legend, contributing to the literary canon of fiction. "The Poetic Edda" is a collection of Old Norse poems, while "The Death of King Arthur" delves into the Arthurian legends.

AI-generated overview, grounded in this author's works. It may be incomplete — corrections welcome.