Originally posted by Polonius Ulf:

Skeletons and draugrs cooperate, but skeletons and greydwarfs fight. I assume draugrs and greydwarfs would fight. So there are divisions and alliances among the mobs, suggesting some kind of history there.

Yeah, draugr and dwarves do fight. Draugr win every time.


And yes, the runestones tell quite a few stories about what happened in Valheim before the player character arrived. Ulf in particular has written a lot.