There's no way to know for sure without more information. It could be anyone from a young adventurer to an old sage.
The main character could be a disillusioned noble who has decided to break away from the courtly life and explore the real imperial city on their own. They might be a person who has always been in the shadow of their family's reputation and is now seeking to make a name for themselves through their solo adventures. Or perhaps it's a simple street urchin who, through a series of events, finds themselves in the middle of a much larger story within the imperial city, and their solo journey becomes the focus of the 'imperial city solo story'.
It could be about a lone adventure within an imperial city. Maybe it's a story of a person exploring the hidden corners, facing challenges alone, and uncovering the secrets of that imperial place.
In the Imperial City DLC story, the main characters usually include the emperor or empress who holds the power in the imperial city. Then there are the powerful nobles who have their own influence and interests. There might also be a group of adventurers who get caught up in the events of the city. Some of these adventurers could be warriors, mages or rogues, each with their own skills and backstories that play into the overall story. And don't forget the various advisers and court officials who also have important roles to play in the political and social drama of the imperial city.
Since I don't know the details of the 'free bird solo story', I can't say for sure who the main character is. It could be an individual named after the free bird concept, like a person named Robin (which is also a type of bird) who goes on a solo adventure.
The main character in the 'free solo true story' is Alex Honnold. He is a well - known free solo climber.
Perhaps a maverick named Solo. He could be a scoundrel - type character, similar to Han Solo in Star Wars, but with his own unique quirks and backstory in this 'Sat Wars' setting.
The main character might be someone related to one of the well - known Star Wars families. It could be a long - lost cousin of the Skywalkers or a descendant of a powerful Sith. Or it could be a character who has been on the fringes of the main Star Wars story so far, like a bounty hunter who gets drawn into a much bigger conflict.
The main character is Rio. He's likely to be the focus of the story, with his actions and decisions driving the plot forward in the Star Wars setting.
It could be Rey. She has shown significant solo achievements and plays a crucial role in many storylines within the Star Wars universe.
The main character is the girl who is the focus of the story set in the city. She is the one through whose eyes we see the city and all its happenings. She could be a young, ambitious woman or perhaps a more naive girl who is new to the city and is about to have a series of life - changing experiences.
Since I don't know the specific 'girl in the city story', I can't say for sure who the main character is. But it's likely to be a young woman who is at the center of the events in the story.