The main characters in the 'breaker boys novel' are probably centered around the breaker boys. There could be a protagonist who is a breaker boy with big dreams, despite his difficult circumstances. He might be friends with other breaker boys, and together they face the challenges of the mine. There could also be an antagonist, perhaps a cruel mine owner or a corrupt supervisor who makes their lives even more miserable. And there may be other characters like a kind - hearted cook in the mine cafeteria who offers some comfort to the boys.
I don't know as I haven't read it. But typically in a novel, there could be a protagonist, who is usually the central character around whom the story revolves. There might also be an antagonist, someone who creates conflict for the protagonist.
I don't know as I haven't read the 'doom breaker novel'. It could be a lone hero or a group of diverse individuals.
Since we have no information about the 'heart breaker 2019 novel' other than its title, it's hard to say who the main characters are. However, it's likely that there's a central character who is the heart breaker. There may also be a love interest or a group of friends who are affected by this person's actions.
Since I don't know the exact 'heart breaker novel', I can't say for sure. But typically, there would be the heart breaker character, who could be male or female. There might also be the ones whose hearts are broken, like a jilted lover or a group of friends affected by the heart breaker's actions.
I don't know for sure, but I assume there is a character named Jaw Breaker who is likely to be one of the main characters. There may also be some friends or foes of Jaw Breaker that are important to the story.
I don't have enough information to determine who the main characters are. It could be a young hero on a quest, or a group of friends with unique abilities.
I don't know as I haven't read the 'ice breaker graphic novel'. It could be a young adventurer, or perhaps a group of friends. Maybe there's a wise old mentor figure as well.
Since it's a fanfic, the main characters could be anyone from the original source material that the fanfic is based on. Maybe it's the protagonist who turns into a bond breaker, or it could be a new character introduced specifically to break the bonds in the story.
I'm not sure specifically which 'breaker boys novel' you are referring to. There could be various novels with this name or related to breaker boys. Generally, breaker boys were young workers in coal mines who broke coal into smaller pieces. So it might be about their lives, the harsh working conditions they faced, their struggles and hopes in that era.
In 'new gundam breaker story', the main characters are most likely to be the Gundam pilots. These individuals are in charge of their respective Gundam units. They have to navigate through the challenges of the story's world, which includes battles and customizing their Gundams. Their skills, personalities, and relationships with each other would be important aspects of the story. There could also be some supporting characters like technicians who help with the Gundam maintenance and upgrades.