Loki
Loki (, often Anglicized as ) is a god in Norse mythology. Loki is  the son of Fárbauti  and the brother of Helblindi and Býleistr. Loki is married to Sigyn. They have a son, Narfi and/or Nari.  Loki is the father of Hel, the wolf Fenrir, and the world serpent Jörmungandr.  While in the form of a horse, Loki was impregnated by Svaðilfari and gave birth to the eight-legged horse Sleipnir. Loki is referred to as the father of Váli in Prose Edda. This source also refers to Odin as the father of Váli twice and Váli is only said to be a son of Loki once.