A fictional character depicted in comic books published by Marvel Comics, most notably those comics featuring the superhero team the X-Men. The character has also appeared in licensed adaptations. Created by writer Chris Claremont and artist Herb Trimpe, she first appeared in the UK comic book Captain Britain #8 (Dec. 1976), by the Marvel imprint Marvel UK. She was initially a supporting character in the adventures of her twin brother, Captain Britain, briefly substituting for him in the role.
