What is the fine-grained topic of the following text: Since then he has gone on to do uncountable storyboards, some work for Cambridge Press, and Oxford Press, some self-published comics, and the 180 page Celadore at zudacomics.com, a story about monster busting, wish fulfillment, spitting in cereal, and whatever else he could fit in there. Only return the topic.
The professional career and works of a storyboard artist and comic creator.