It could be aimed at young adults. Young adults often enjoy graphic novels as they combine visual and written elements in an accessible way. The themes in Marceline Simon graphic novel might resonate with their experiences of growing up, exploring new ideas, and dealing with relationships.
The target audience might be fans of graphic novels in general. People who love exploring different art styles and storytelling in the graphic novel medium would be interested. If Marceline Simon graphic novel has elements of adventure or mystery, it could attract those who enjoy such genres within the graphic novel world. It may also appeal to those who like character - driven stories, as the characters seem to be an important part of it.
The target audience could be a wide range of people. Firstly, teenagers might be drawn to it because of its potential for exciting plots and relatable characters. Secondly, adults who are into graphic arts and literature could also be interested. If it has deep themes and complex characters, it can engage a more mature audience. Additionally, fans of the author or illustrator, if known, would be part of the target audience as well.