According to Geek.com, there are plenty of Nickelodeon cartoons from the 90's that could make really good comic books. The first cartoon they listed is 'Are You Afraid of the Dark?" It's never ending repertoire of quirky, spooky stories would make for a really entertaining comic book series. They also listed 'Kablam.' This multimedia kid show already was made with a comic aesthetic, so it would have a super easy transition from screen to page. Finally, they wrote 'Hey Arnold's' unique and diverse group of characters would make for a great comic book series, because there would be plenty of material to develop.