The Seyruun royal family is a prominent noble lineage in the fantasy world of Slayers, a popular anime and light novel series. They are known for their strong magical abilities and their role in maintaining peace and order in the kingdom of Seyruun. The family is often depicted as benevolent rulers who prioritize the welfare of their subjects. The most notable member of the Seyruun royal family is Prince Philionel El Di Saillune, who is characterized by his kind-hearted nature and dedication to his people. The royal family plays a significant role in various story arcs, often interacting with the main characters, including Lina Inverse and Gourry Gabriev.