The main characters in the 'haunted mansion graphic novel' could be diverse. One might be a journalist who is looking for a big story and decides to investigate the haunted mansion. This journalist would be brave and inquisitive. Another could be a family who has just moved into a nearby area and the children are intrigued by the rumors of the haunted mansion. They then start to explore it, with the parents trying to protect them. There could also be a reclusive hermit who has lived near the mansion for years and has his own secrets about the place. All of these characters would interact with the haunted mansion in different ways, creating an interesting and spooky story.
In a 'haunted mansion graphic novel', the main characters could vary. There might be a young and curious protagonist who is determined to solve the mystery of the mansion. There could also be an old caretaker who has some knowledge about the place but is reluctant to share it all at once. Another possible main character could be a paranormal investigator with special equipment to detect the supernatural. They all play different roles in the story, like the young protagonist might be the driving force to uncover the truth, the caretaker might hold the key to some secrets, and the investigator helps in dealing with the spooky stuff.
I'm not sure specifically as there could be many 'haunted mansion graphic novels'. But generally, it might be about a spooky mansion filled with ghosts, mysteries and strange happenings.
The main characters in the original haunted mansion story can be diverse. Firstly, there's the protagonist, who is usually the one living in or exploring the mansion. This person is the focus of the story as they face the strange and terrifying events. There might also be a spirit medium who is called in to communicate with the ghosts. And don't forget about the ghosts themselves, which can be considered characters in a way. They are the source of the hauntings and their backstories are often crucial to understanding the overall story.
Often, you'll see the main character as a young and brave Pokemon trainer. They might be accompanied by their starter Pokemon, like Pikachu or Charmander. There could also be a spooky old caretaker of the mansion who has some mysterious knowledge about the place and its secrets.
You could include Sherlock Holmes. His deductive skills would be very useful in trying to figure out the mysteries of the haunted mansion. He could analyze the strange happenings and the behavior of the ghosts and spirits, perhaps even finding a logical explanation for some of the seemingly supernatural events.
A ghostly child would be a great character. This child is lost in the mansion, not really understanding that they are dead. The OC could try to help the child find peace. Also, a reclusive historian who has spent years studying the mansion from afar. He is reluctant to enter the mansion at first but is drawn in by the OC's adventures and his own thirst for knowledge about the place.
Typically in a 'house on haunted hill' type of novel, there could be a protagonist who is curious about the haunted house and drags his or her friends along. There might be a local character who has some knowledge about the history of the house, like a caretaker or an old neighbor. And then there are the friends who each have their own personalities, some might be more adventurous and some more cautious.
There's no way to be certain without reading the novel, but common main characters in such stories could be a journalist looking for a big story about the haunted house. They might bring along a photographer friend. Another possibility is an old caretaker of the house who has some knowledge about the hauntings but has been too afraid to fully disclose it until the main characters arrive. There could also be a spiritual medium who is invited to communicate with the spirits in the house, and they play a key role in uncovering the truth behind the hauntings.
The main character is the player who is on the mission to renovate the mansion. There are also some family members that are part of the backstory. Their stories are gradually uncovered as you progress in the game through merging items and exploring the mansion.
Since I don't know the exact 'the mansion christmas story', I can't say for sure who the main characters are. But it could be the owners of the mansion, like a rich couple or an elderly patriarch. Maybe there's a young child or a servant who plays an important role.
I don't know as I haven't read it. But they could be the owner of the mansion, a caretaker, or visitors.