The main characters could be the street - smart youths who are trying to find their place in the city.
Since I don't know the specific 'grime game story', it could be an up - and - coming grime artist as the main character. They would be striving to overcome obstacles in the music industry.
There could be stories about the underbelly of the city, like the struggles of the poor and marginalized. Maybe tales of street gangs and their rivalries, or the stories of individuals trying to make a better life in a tough, dirty city.
Batman is obviously one of the main characters. He is the hero trying to bring order to Arkham City. The Joker is also a major character, always causing trouble for Batman. Catwoman is another main character, with her own motives and skills that often intersect with Batman's story.
In 'the liberty city stories', Toni Cipriani is the main protagonist. He is a tough guy who has to navigate through the dangerous underworld of Liberty City. Another notable character is Salvatore Leone. He is a powerful figure in the criminal world of the game and has a complex relationship with Toni. There are also characters like Donald Love, who is involved in some of the more devious and business - related plots in the game, and Maria Latore, who has her own story arcs and interactions with the main characters.
There's Alice, who is often a key figure in these kinds of stories. She's tough and resourceful, always ready to face the challenges in Raccoon City.
Casino owners also could be main characters. They run the big operations, deal with various people, and have a lot of influence in the city. Their business strategies, rivalries, and how they manage their empires would make for great stories.
There might also be local business leaders who have been in the city for a long time. They act as mentors to the new generation of entrepreneurs. They share their experiences and knowledge, which is crucial for the growth of the business community in Venture City.
I'm not entirely sure without reading it more in - depth, but it could be ordinary people like a shopkeeper, a taxi driver, or a student. They are often the ones who bring the real flavor to a story set in a city like this.
Probably the cops themselves are the main characters. They are the ones who are in the thick of all the action in 'cop city stories'.
Commissioner Gordon is an important character too. He is the one who works with Batman from the side of the law. His presence shows the connection between the legal system and the vigilante justice that Batman represents in Gotham City Stories.