John Mahoney might be an author, illustrator, or a character in a graphic novel. Without more specific information, it's hard to say exactly who he is in relation to graphic novels. There could be many people named John Mahoney in different areas of the graphic novel world, such as being the creator of a relatively unknown or niche graphic novel series.
I'm sorry, I haven't heard of any graphic novels specifically by a 'John Mahoney'. It could be that he is a relatively new or unknown figure in the graphic novel world. You might want to check local comic book stores or online graphic novel communities to see if they have any information on his works.
I'm not sure specifically what the 'john 117 graphic novel' is about without more context. It could be about a character named John 117's adventures, his struggles, or his relationships in a fictional world presented in a graphic novel format.
Definitely. The John Wick series has its roots in a graphic novel. The filmmakers adapted and expanded upon the concepts and characters to bring the story to the big screen, while maintaining the core elements that made the graphic novel appealing.