Loki is the biological son of Laufey, king of the frost giants, and the adopted brother of Thor. Known as the God of Lies and Mischief, Loki's malicious lust for power has led to countless attempts through the centuries to destroy Thor and seize the throne of Asgard for himself.
- Loki is one of two characters in Marvel Future Fight who can turn into the opposite gender through a costume, the other being Captain America.
- However, Loki just turns into a female version of himself. Steve Rogers becomes Roberta Mendez, an entirely different individual.