The main character is surely Luke as the title 'Luke Goes to Bat' implies. However, in a historical fiction about baseball, there might be some key characters around him. There could be an old - timer who gives Luke advice on the game, based on his own experiences from a different era of baseball. His teammates also count as main characters in a sense. They could have different personalities and backgrounds, and together they form the team that Luke is a part of. His family might be in the story too, perhaps they are the ones who encourage him to pursue baseball or they might be facing some hardships that Luke's baseball success could help alleviate.
I'm not sure specifically as I haven't read it. But generally in a historical fiction about someone going to bat, it might be about a character named Luke participating in baseball during a particular historical period, facing various challenges like social or economic issues of that time.
I'm not sure specifically as I haven't read this exact 'the bat novel'. But in Nordic crime fiction, there are often detectives or investigators as main characters.
Luke might meet other students. Some could be from noble families, others from different planets. There could be a bully - type character who gives Luke a hard time, and also a kind - hearted student who becomes his friend.
The central character in the 'bat 21 true story' is the pilot who becomes BAT 21 after his situation. Other important characters are the soldiers and commanders who are part of the rescue team. They play crucial roles in trying to save BAT 21 from the hostile environment he is in.
A friendly bat family could be important characters. They could take in the little bat when it gets separated from its own family. They teach the little bat the ways of their bat colony, like how to find the best food sources and how to communicate with other bats through echolocation.
I'm not sure specifically as I haven't read this 'the birch historical fiction' yet. But usually in historical fiction, there could be a protagonist who is either an ordinary person caught up in extraordinary historical events or someone with a special role in that era, like a young noble trying to navigate political intrigues.
I'm not sure specifically without more information, but usually in a historical fiction like this, there would be at least one strong female lead. She could be a symbol of the times, facing hardships and making difficult decisions.
Since it's historical fiction, there might be a main character who is a leader, like a king or a powerful lord. There could also be characters around him such as advisers, knights, or family members. These characters would interact within the framework of the historical events depicted in 'the king 2019 historical fiction'.
Another important character is Bois - Guilbert. He is a Templar knight. His actions and decisions drive much of the conflict in the story. He represents the power and sometimes the corruption of the Templar order. His relationship with other characters, especially his complex feelings towards Rebecca, makes him a key figure in the ivanhoe historical fiction.
I'm not sure exactly who the main characters are without more information. But I assume Clotel is likely to be one of the main characters, given the title.