"A comic book-inspired duality: Batman's mask in B&W with flying bats, split by The Joker's colorful, sinister face."
A symmetrical, dual-toned illustration, one side featuring Batman's ominous mask with fluttering bats, set in B&W and gray, while the other side reveals The Joker's vivid, sinister visage with a colorful pop art flair. The clear division between the characters is emphasized by a vertical line, showcasing their contrasting natures.