Well, creating a graphic novel in Photoshop involves several steps. Firstly, plan your storyboard to organize the panels and the flow of the narrative. Next, use the various drawing and painting tools to create the illustrations. Don't forget to manage layers for easy editing. And finally, add text and special effects to enhance the visual impact.
It's not too difficult. First, you need to have a clear story and character design. Then, start sketching your panels in Photoshop using the brush tools. Add colors and details layer by layer.