Dan Stevens stars as a fictional superhero who is the muton son of Professor Charles Xavier and who?
Legion (Marvel Comics) Legion (David Charles Haller) is a fictional superhero appearing in American comic books published by Marvel Comics. He is the mutant son of Professor Charles Xavier and Gabrielle Haller. Legion takes the role of an antihero who has a severe mental illness including a form of dissociative identity disorder, in which each of his alternate personas controls one of his many superpowers.
Pixie (X-Men) Pixie (Megan Gwynn) is a fictional character, a superheroine appearing in American comic books published by Marvel Comics. Pixie belongs to the subspecies of humans called mutants, who are born with superhuman abilities. Her mutation grants her pixie-like eyes, colorful wings that allow her to fly, and "pixie dust" which causes hallucinations. After a confrontation with the revived former member of the New Mutants, Magik, she gains the ability to use magic and a magical weapon called the "Souldagger."