Perhaps there's a charismatic leader of a faction in New Vegas. This character might be fighting to protect his people and territory from other rival groups. And there could also be an outsider, a drifter who comes to New Vegas with a mysterious past and gets caught up in the local affairs. They could all be main characters in the graphic novel, each with their own goals and motives that drive the story forward.
I don't know for sure. But there could be a tough and resourceful bounty hunter as a main character, someone who is trying to make a living in the chaotic world of New Vegas.
In 'new vegas story', the main characters could be shaped by the environment they are in. One might be a scavenger, always on the lookout for valuable resources in the ruins of New Vegas. This character would be cunning and know all the best places to find food, water and weapons. Another main character could be a diplomat - type, trying to broker peace between the different, often warring factions in New Vegas. And there could be a mysterious figure, perhaps with a hidden past or special abilities, who appears at key moments in the story to either help or hinder the other characters' quests.
The Courier is the central character in the New Vegas main story. This character is the one who gets caught up in all the chaos around the Platinum Chip. Then there's Mr. House, a very interesting character who has been around for a long time and has big plans for New Vegas. Caesar is the leader of Caesar's Legion, a very intimidating and powerful figure. And from the NCR side, there are various leaders and soldiers who play important roles, like General Oliver. Each of these characters has their own motives and goals, and the Courier has to interact with them as the story unfolds.
Given the lack of information about the 'new vegas dust story', we can only speculate. There could be a grizzled old prospector who has been searching for something in the dusty wastelands for years. There might also be a female character, perhaps a scientist or a healer, who is trying to understand the properties of the dust and how it affects the people of New Vegas. And then there could be a young rebel who challenges the status quo regarding the dust and what it represents in the story.
There's no way to know exactly without more information. However, it might have a group of misfits as main characters. They could be outcasts from the more normal parts of New Vegas society, coming together to face the strange and mysterious situations that the 'obscurum' part of the story presents.
The Courier is the main character. Then there's Mr. House, who is a powerful figure in New Vegas with his own grand plans. Benny is also important as he is the one who shot the Courier at the start. And characters from the New California Republic and Caesar's Legion like General Oliver for the NCR and Caesar himself play significant roles in the main story.
The two main characters are Raoul Duke and his attorney, Dr. Gonzo. They are the central figures in this wild adventure in Las Vegas. Raoul Duke is sort of the narrator and the one leading the exploration of the city's underbelly.
The Courier is the main character. They are the one whose actions drive the story forward. Then there's Mr. House, who is a very important figure as he has grand plans for New Vegas. Caesar, the leader of Caesar's Legion, is also a main character as his legion is a major force in the story.
Since I don't know the details of the 'New Vegas Project Brazill Story', I can't say who the main characters are.
The main characters could potentially be survivors who have adapted to the harsh conditions of the New Vegas wasteland. This might include some of the leaders of the different factions in the game, like Mr. House or Caesar. They each have their own agendas and play important roles in shaping the events of the story. There could also be other characters that the player meets during their travels, like wasteland wanderers or merchants, who might become key figures in the 'Dust Story' as the plot unfolds.
The Courier is the central character in the New Vegas Sierra Madre story. They are led to this place full of mystery. Also, the Ghost People play a major role. They are not like normal humans and are a big part of the challenges and the overall atmosphere of the Sierra Madre. And there are some other minor characters who are related to the history or the current state of the Sierra Madre.