Fionn Mac Cumhaill's mythos might be worth looking into. As are the Eddas. There is also the Kalevala, a Finnish epic used by Tolkien as the foundation for Children of Hurin.
Hi all. Name's a pseudonym, but it's what I'll go by here, I suppose. Joined this forum after stumbling across it randomly, but it seems quite helpful and the blogposts made were quite insightful. I've been looking into creative writing re. speculative and/or weird fiction on and off for a...