Since I have no information about this specific 'gray cells graphic novel', the main characters could be anyone. They might be regular people with extraordinary mental powers. For example, it could be a young prodigy who uses his 'gray cells' to face various challenges, or a team of misfits who together form a formidable force with their combined intelligence.
I don't know the main characters in 'gray cells graphic novel' as I haven't read it. It could be a lone hero, a group of friends, or even some extraordinary beings.
I'm not sure specifically what 'gray cells graphic novel' is about as there could be many with such a name. It might be about a mystery or a story that involves using one's intelligence ('gray cells' can refer to the brain or intelligence in a metaphorical way).
The main character is Dorian Gray, of course. He is the young man who makes a fateful deal that his portrait will age instead of him. Lord Henry Wotton is also a significant character. He is the one who influences Dorian with his hedonistic ideas.
The main character is likely the Gray Man himself.
The main character is a young girl. She is the one through whose eyes we see the whole story unfold.
Dorian Gray is, of course, the central figure in 'The Picture of Dorian Gray Graphic Novel'. His character is complex, starting out as an innocent young man but gradually succumbing to a life of vice. Basil Hallward is important as he is the one who creates the fateful portrait. His relationship with Dorian is one of admiration and, in a way, envy. Lord Henry Wotton is another key character. He is full of worldly wisdom, or what he thinks is wisdom, and his words have a great impact on Dorian's downfall.
In the 'Cells at Work' light novel, the red blood cell is a key character. She is often shown going about her job of transporting oxygen. The white blood cell, especially the neutrophil, is also a main character. He is very brave in fighting bacteria and viruses. Additionally, there may be other cells like platelets that show up and contribute to the story in their own ways.
I'm not sure specifically as there could be many novels with 'Shades of Gray' in the title. But generally, it might have a protagonist who is caught in a morally ambiguous situation. This character could be a young person trying to find their way in a world that doesn't have clear - cut rules.
The main characters are Anastasia Steele and Christian Grey.
The main character is the Gray Man, of course. He's the central figure around which the whole story revolves. And there are other CIA agents who are either chasing him or have some connection to his past in the agency.
The families that hire Agnes are also significant characters. Their different attitudes, behaviors, and social standings contribute to the overall plot as Agnes has to adapt to their households and expectations.