Ragnar Lothbrok was a Danish Viking warlord and king of Denmark and Sweden. His name and epithet "Lothbrok" had multiple variations in historical accounts. His epithet means "hairy breeches" or "dirty breeches" in Old Norse
Buri means "progenitor" in Old Norse and is the father of all Aesir gods. Buri gave birth to Borr alone, who became Odin through his union with Bestla. Odin himself is half-giant, as Borr married giantess Bestla
Aun was a Swedish king of the House of Yngling from the Heimskringla. He was the son of Jorund and had ten sons. According to Yngling chronology, he died late in the fifth century
Álfheimr means "Land of the Elves" in Old Norse. Mentioned only twice in Old Norse texts. First mentioned in Grímnismál poem's stanza 5. Snorri Sturluson describes it as first of heavenly abodes in Gylfaginning. Dark Elves dwell in earth, unlike Light Elves' appearance
Germanic mythology developed from Proto-Indo-European mythology. Earliest written sources include Roman writers like Caesar and Tacitus. Most important sources are Old Norse literature, especially Poetic Edda. Archaeological evidence and Runic inscriptions provide additional sources
Ivar attacked Anglo-Saxon kingdoms in 865 AD seeking revenge for father's death. His army was known as the Great Heathen Army. He disappeared from records around 870 AD