Sometimes, there are side characters like scientists or military personnel who play important roles. The scientists could be the ones trying to understand the TF process and use it to humanity's advantage, while the military personnel might be involved in the battles against the aliens and the transformed threats, all while trying to protect the world.
Typically, there are the clan leaders. They are strong, decisive, and are responsible for leading their clans into battle and making important strategic decisions.
Main characters could include a group of outcasts from the five worlds. Maybe a half - breed alien who is shunned by both of his parent species, a disgraced knight from a world of chivalry, and a psychic girl from a world of telepaths. They come together because they realize that the war is being orchestrated by a shadowy organization that is using the five worlds' differences to their advantage. They have to fight against the odds and their own personal demons to expose the truth and end the war.
Perhaps the idea of how technology from the 'War of the Worlds' gets incorporated into the TF (transformation) aspect. It could be that a character's transformation is powered by the advanced alien technology, leading to really cool and unexpected powers and forms.
Harry Potter himself is often a main character. He has the most experience with fighting against the dark forces in the original series, so in the fanfiction related to the art of war, he would be a central figure in battles and strategic planning.
One of the main characters is the unnamed narrator. He witnesses the Martian invasion first - hand and tells the story. There are also the Martians themselves, who are the antagonists. They are the ones causing all the chaos and destruction on Earth.
The narrator is a key character. He is an ordinary man who is suddenly thrust into this extraordinary situation of a Martian invasion. There are also some unnamed people that he encounters during the invasion. And the Martians, with their tripods and heat - rays, are the main antagonists. They drive the whole plot forward with their actions of attacking and trying to conquer Earth.
The main character is the narrator. He experiences the Martian invasion up close. His brother is another important figure. We follow their separate but related stories during this time of chaos. Additionally, there are various minor characters such as the soldiers. They represent the human attempts to resist the Martians. The interactions between these characters, especially the narrator's observations and his relationship with his brother, form the core of the story as we see how different people respond to this extreme situation of an alien invasion.
The Narrator is a main character. He experiences the Martian invasion firsthand and tells the story from his perspective. There are also the Martians, of course, who are the invaders.
The unnamed narrator is a main character. He witnesses and tells the story of the Martian invasion. There are also various other characters like the artilleryman, who has his own ideas about how to deal with the Martians.
In the 'War of the Worlds 1953 story', Dr. Clayton Forrester plays a significant role. He's a scientist who uses his knowledge to figure out what the Martians are up to and how to stop them. There are also other characters like the military personnel who are trying to fight the aliens directly, but Dr. Forrester is really at the center of the action as he tries to analyze the Martians' weaknesses.