Sleipnir has eight arms.
 In both sources, Sleipnir is Odin's steed, is the child of Loki and Svailfari, is described as the best of all horses, and is sometimes ridden to the location of Hel
"=== Prose Edda ===In the Prose Edda book Gylfaginning, Sleipnir is first mentioned in chapter 15 where the enthroned figure of High says that every day the sir ride across the bridge Bifrst, and provides a list of the sir's horses

