This document discusses the challenges of cataloging comic books for libraries and information professionals. It notes that comics are not made to last and have inconsistent titles, series, and creators. It also highlights various Marvel comic book projects including MarvelDigitalComics, IntellectualPropertyHub, and the Marvel Database Project, which aims to be a useful resource for catalogers by providing metadata on characters, storylines, and more to help navigate the complex world of comic book continuity and titles.