There's no way to be certain without more details about the 'kings field story', but likely the main character would be the king. There might also be antagonists like invaders or traitors, and supporting characters such as the king's family members or servants who play important roles in the events that unfold in the field.
In the 'kings field story', the main character is probably the king. He would be central to the plot as the owner of the field. There could also be a brave knight who is tasked with protecting the king and the field. A wise old man or a witch could also be part of the story, either helping or hindering the king. The king's queen or heir might also be involved, adding a layer of family drama to the events that take place in the field.
The main characters in 'the king's story' depend on the nature of the story. The king is central. If it's a story about political intrigue, his ministers and rivals could be main characters. If it has a religious undertone, the high priest or religious leaders in his kingdom might be main characters. His friends from his youth, if they are still part of his life in the story, could also be important characters. Additionally, if there are any prophecies involved, the seer or the one who foretells the future could be a main character as well.
The king is surely one of the main characters. Depending on the nature of the story, there might be a wise old man in the field who gives the king some valuable advice. Or perhaps a young shepherd boy who shows the king the simple joys of life in the field. There could also be a villainous noble who tries to take advantage of the king's presence in the relatively unprotected field.
Obviously, the king is one of the main characters. There might also be some of his servants or guards who accompany him in the field. And depending on the nature of the story, there could be peasants or farmers if the king is there to interact with them.
Since I don't know the specific 'March of the Kings Story', it's hard to say. But likely the kings themselves are main characters. There might also be their advisers, generals, or even some kind of magical or mythical beings if it has a fantastical element.
One of the main characters is Eggsy. He is a key figure in the Kingsman agency.
The hero is often a main character in the Kings Quest story. There might also be a king or a princess.
Since I don't know the exact 'the kings highway story', I can't say for sure. But it could be the king himself, or perhaps the people who maintained the highway like road workers or guards.
I'm not sure without more context. It could be ordinary people like commuters, shopkeepers, or residents in Kings Cross.
The most prominent character is of course the little king. He is the central figure around which the whole story revolves. Alongside him, there are the citizens of his kingdom. There could be the farmers who grow food, the soldiers who protect the land, and the builders who construct buildings. These characters interact with the little king and contribute to the development and the story of the kingdom.
In the 'new kings story', the main characters are presumably the new kings. However, there might be other characters like queens or princesses who influence the kings' decisions. Additionally, there could be antagonists such as rival kings or power - hungry nobles who try to undermine the new kings. There may also be loyal servants or knights who support the new kings throughout their reigns.