Cho Min-ah (조민아), born Cho Jin-joo (조진주), is a South Korean singer and musical actress. She is a former member of the girl group Jewelry, and is has also used the name Cho Ha-rang (조하랑).
Red X is an anti-hero and a former "villain identity" employed by Robin. Although he never appeared in the Mainstream DCU, he was Robin's rival and archenemy in the Teen Titans TV series, and made reappearances in the Titans Go! comic based on the series.
