In Endgame, fans saw Loki disappear in the lobby of Stark Tower, and open a portal with the Tesseract – a mystical object which grants its user the ability to manipulate time and space.

Loki's fate was left ambiguous at the conclusion of "Avengers Endgame," where he came into contact with a mystical artifact called the Tesseract and disappeared. In his new series, Loki is ...