Danielle Moonstar is a fictional superhero appearing in comic books published by Marvel Comics. She first appeared in Marvel Graphic Novel #4 in 1982 and is known for her abilities to create illusions based on a person's fears or desires. Danielle is a member of the X-Men and has also been associated with the New Mutants team. Danielle is of Cheyenne descent and often grapples with her cultural identity while using her powers. She has a strong sense of justice and is dedicated to protecting her friends and the world from various threats. Throughout her storylines, she has faced numerous challenges, showcasing her resilience and leadership skills.