Not having access to the 'Empire of Light Novel', it's all speculation. But it's likely that there could be a leader figure in the empire, someone who has to make difficult decisions regarding the light - related aspects of the empire, whether it's about protecting a light - based energy source or dealing with a religious or cultural significance of light. There might also be an outcast character who turns out to be crucial in understanding the true nature of the empire of light, perhaps because they have an unusual view or ability related to light.
I'm not sure as I haven't read it, but usually in such novels, there would be a strong and determined leader type character.
The main characters in a 'galaxy empire light novel' can vary greatly. There could be a young and inexperienced diplomat who is thrust into the complex world of galactic politics. Another character could be a smuggler who has a heart of gold and gets involved in the empire's affairs by accident. And there might be a high - ranking military officer who is torn between loyalty to the empire and his own sense of justice. These characters interact in different ways, creating a web of relationships and driving the plot forward.
Not having read the 'the alexis empire chronicle light novel', we can only make assumptions. There might be a protagonist who is an outsider to the empire but gets drawn into its affairs, perhaps a merchant or a traveler. Or it could be a member of the imperial family who is facing some sort of internal conflict within the empire, like a prince or princess who has to fight for their rightful place on the throne. There could also be a mentor - like figure, an old general or a wise scholar, who guides the main character through the complex situations within the Alexis Empire.
There is no way to tell for sure who the main characters are without reading the 'Empire of the Dark Novel'. However, it's common in such novels to have a protagonist who is an outsider or an underdog. This character might be on a quest to expose the secrets of the dark empire. There could also be secondary characters like the emperor or empress of the empire, advisors, and various citizens, each with their own motives and backstories that contribute to the overall plot.
The protagonist is Jim. Alongside him, there are characters like Basie, an American sailor who befriends Jim in the camp. These characters help to shape Jim's journey and experiences in the 'empire of the sun novel'. Each character brings different perspectives and elements to the story, whether it's Basie's more worldly and somewhat cynical view or Jim's naive but evolving understanding of the world around him.
Luke Skywalker is one of the main characters. He has to face the resurrected Emperor. Leia is also important as she gets involved in the fight against the dark side's resurgence.
One of the main characters is Prince Xizor. He is a powerful figure in the criminal underworld and has his own agenda against the Empire. Luke Skywalker also plays an important role as he is always in the middle of the fight between the Rebels and the Empire.
I'm not sure specifically as I haven't read the 'Black Empire Novel', but likely there are leaders within the empire. They would be important characters as they are responsible for making decisions and guiding the empire.
I don't know the exact main characters as I haven't read the 'insta empire novel'. But they could be influencers, marketers, or regular people trying to make it big on Instagram.
The main characters in an 'empire graphic novel' could be quite diverse. There might be a young upstart who challenges the traditional ways of the empire. There could also be an old sage - like figure who holds the secrets of the empire's past. And of course, there will likely be antagonists who oppose the main characters, whether they are external threats like invading armies or internal threats like corrupt officials within the empire.