Sleipnir appears in Norse mythology.
Sleipnir is also mentioned in a riddle found in the 13th century legendary saga Hervarar saga ok Heireks, in the 13th-century legendary saga Vlsunga saga as the ancestor of the horse Grani, and book I of Gesta Danorum, written in the 12th century by Saxo Grammaticus, contains an episode considered by many scholars to involve Sleipnir
Scholarly theories have been proposed regarding Sleipnir's potential connection to shamanic practices among the Norse pagans

