As I haven't read 'The Magic Circle a Novel', I can't name the exact main characters. However, it's common in novels about magic for there to be a character who is an outcast or a chosen one. This character might be the one who discovers the magic circle and has to deal with the consequences. There could also be a mentor figure who helps the main character understand the power and significance of the magic circle.
I'm not sure exactly who the main characters are without reading it. But it could be a young wizard or witch as the lead. Maybe there's an old mentor figure too.
Since I don't know the exact Magic Circle Game Story, the main characters could be a young boy or girl with a curious nature. They might be the ones who first encounter the magic circle and drive the story forward.
Since I don't know the specific 'circle of friends novel', I can't say for sure. But usually, there would be a group of friends with different personalities.
Since I haven't read 'the tenth circle novel', it's difficult to say exactly. However, in most novels, there are likely to be a central character or a group of main characters. They could be ordinary people who are thrown into extraordinary situations in this tenth circle. Maybe there's a hero - type character who is trying to save others or a character with a mysterious past that is gradually revealed as the story progresses in the tenth - circle setting.
There are several main characters, like Cassie. She is one of the central figures in the story.
I don't know the specific main characters in 'the circle graphic novel' since I haven't read it. However, they could be ordinary people who find themselves in extraordinary situations related to the concept of the circle. Maybe there's a young protagonist who discovers a hidden world within a circular object or location.
Since I'm not acquainted with this novel, the main characters could be a diverse group. There might be a young, ambitious navigator who is determined to follow the great circle for the sake of mapping new territories. There could also be a character who has a personal vendetta or mission related to the great circle, like a historian trying to uncover secrets along the great circle route. And perhaps there's a supporting character, a local guide in one of the places the journey takes them, who provides insights and help.
There are several main characters in the 'Secret Circle' novel. One of the main characters is Cassie. She plays a crucial role as she discovers her powers and her connection to the coven.
In 'the circle series graphic novel', the main character is a young woman named Lily. She has a special ability that makes her a target. There are also two male characters, Mark and Tom. Mark is Lily's friend and protector, while Tom is a mysterious figure who seems to know more about the circle than he lets on. The interactions between these characters drive the story forward.
I don't have enough information to determine who the main characters are in 'the outside circle graphic novel'.