The "Batgirl #40" comic book features a variant cover by Cliff Chiang inspired by the iconic "PURPLE RAIN" movie poster, paying homage to Prince. Illustrated by Babs Tarr, the comic is part of the Batgirl series within the DC Universe. The single issue, written in English, is intended for a general audience and follows the adventures of the character Batgirl, a member of the superhero team Batman. This modern-age comic book was published by DC Comics in 2015 and is a collectible item for fans of superheroes and comic book memorabilia.