Rhaegar Targaryen is often a main character. He is a key figure in the actual Battle of the Trident. In fanfics, his actions and motives during the battle are usually explored more deeply.
Robert Baratheon is also a main character. Fanfics might show his leadership during the battle, his thoughts and feelings as he faces his enemy. It could also delve into his relationships with his comrades - in - arms at that time.
I don't know for sure as I haven't read it. It could be the smith who forges the trident, or the person who commissions the forging.
One interesting plotline could be exploring the backstories of the minor characters involved in the Battle of the Trident. Maybe a young squire's perspective on the battle and how it changed his life.
I don't know for sure, but it could be a brave warrior leading the northern forces. Maybe a young hero who has to prove himself in this battle.
There could be a rebel group as main characters. These are people who oppose the negative aspects of technology in this dark age. They might be trying to find ways to either destroy or control the rogue technology.
Obviously, Ash is one of the main characters. His Pokémon, like Pikachu, are also important characters in the fanfic as they participate in battles.
I'm not sure specifically as it depends on the fanfic. It could be original characters created by the author, or it might be based on existing characters from a particular franchise that the fanfic is related to.
Since it's a fanfic, the main characters could be the original characters created by the author. Maybe there's a young and talented dancer who is trying to make a name for themselves in the Battle of the Year. There could also be a mentor - like character who guides the younger ones.
In calzona custody battle fanfic, the main characters are, without a doubt, Cal and Zona. Cal and Zona are the focal points as they are the ones involved in the custody battle. Alongside them, there could be other important characters. For example, their respective attorneys play significant roles in presenting their cases in court. There might also be family members, like their parents or siblings, who either support or oppose their claims during the custody fight. Sometimes, there could be a character like a child psychologist who is brought in to assess the situation and give an expert opinion on what would be best for the child in question.
Well, in fanfic, forging a trident could start with finding the right materials and then using magical or advanced techniques to mold and temper it. The process might also incorporate elements of fantasy or unique skills of the character doing the forging.
The main characters are usually personifications of the United States and the United Kingdom. For example, the US might be depicted as a confident, sometimes brash young man, full of new ideas and a can - do attitude. The UK is often shown as an older, more refined gentleman with a love for tradition and a bit of a dry sense of humor.