Question: What is the name of this fictional suprhero appearing in American comic books published by Marvel comics, whose mix tape in the film featured Guardians of the Galaxy Vol. 2 songs?
Sentence (from "Star-Lord"): The son of a human named Meredith Quill and the Spartoi J'son, Quill assumes the mantle of Star-Lord, an interplanetary policeman.
Relevant evidence: No