Loki is a trickster figure in Norse mythology. He is known for his cunning and mischievous behavior, often causing chaos and disruption. He is also known for his ability to shape-shift and his association with fire. Loki is the son of two giants and is sometimes referred to as the 'God of Mischief'. He is an important figure in Norse mythology and is often seen as a complex character who can be both helpful and harmful.