Since I don't have access to 'first test graphic novel', it's hard to say for certain. However, in many graphic novels, there's often a central character who faces challenges. Maybe in this one, there's a group of friends where one is the main focus, like a lead character who has some special ability or mission that drives the story forward.
I don't know the exact main characters in 'first test graphic novel'. But if we think about common trends in graphic novels, there might be a hero - type character who is trying to overcome an obstacle. It could be a male or female lead. There might also be a mentor - like figure, an antagonist causing trouble, and some side characters who provide support or comic relief to the main character's story.
As I haven't had the chance to read 'the first escape graphic novel', it's hard to say for sure. However, it could be that the main character is a wrongfully accused person, like a framed detective or an innocent bystander caught in a conspiracy. There may be a mentor - like figure who provides guidance on the escape, and some antagonists who try to stop the escape from happening.
I'm not sure who the main characters are without reading it. But they could be some sort of law enforcers if the story is about upholding the first law.
Since we don't know the exact 'first poc graphic novel', it's hard to say the main characters. However, they might be characters that embody the struggles and triumphs of poc. Maybe a character fighting against discrimination in a fictional world, or a group of characters trying to preserve their cultural heritage within the story of the graphic novel.
Batman himself is of course one of the main characters. He's the Dark Knight, the protector of Gotham. And I'm sure Commissioner Gordon is in there too, being Batman's ally in the police force. Also, there are likely to be some of his villains like the Joker or Penguin.
There's usually a security guard who has to deal with the animatronics. And there are also some kids who are related to the story in some way.
I'm not sure exactly who the main characters are in 'first northguard graphic novel' as I haven't read it yet. But usually in a graphic novel like this, there would be a hero or a group of heroes.
Not knowing the exact nature of the 'First Man Graphic Novel', it's a bit of a guess. However, if it's about the first man in a post - apocalyptic world, for instance, he might be the main character. There could be other survivors he meets along the way, some of whom could be friendly and some not so much. There could also be a character representing the cause of the apocalypse, like a mad scientist or a powerful alien. These characters would interact with the first man and shape the story as he tries to survive and perhaps find a way to restore the world.
Since we don't have much information about this 'first law graphic novel', it's hard to determine the main characters. However, it could be that there is a group of characters. For example, there might be a wise old mentor figure who knows a lot about the 'first law' and guides the younger, more impulsive characters. There could also be an antagonist who constantly tries to undermine the 'first law' for their own gain.
The main character is surely Morpheus. There are also other important characters like Lucien, who is Morpheus' librarian in the Dreaming. And then there's Cain and Abel, who have their own roles within the story's strange and wonderful world.
There is Minami Shimada, who plays an important role. And then there are other students as well, like Akihisa Yoshii. They are all involved in the baka tests and the various happenings in the school.