Älvakung
Älvakungen (the elf king) is the ruler of the elves (älvor) in Swedish folklore. He leads the elf dance (älvadans) on misty meadows, especially around Midsummer and during the autumn mists. Älvakungen appears as a magnificent but deeply otherworldly figure — handsome, richly dressed, but with an unsettling presence that betrays his non-human nature. Those who join the elf dance, whether lured by the beauty of the music or the king's charm, may dance for what feels like hours only to find that years or centuries have passed in the human world. Älvakungen's realm exists on the boundary between t