Not having read the 'library of souls graphic novel', it's hard to say for certain. However, it's common for there to be a character who is an outsider at first. This character then becomes the key to unlocking the mysteries of the library. There could also be some supporting characters, like other people from the world where the library exists, who either help or hinder the main character in their journey through the library of souls.
Miss Peregrine herself is surely a main character. She's in charge of the peculiar children and plays an important role in guiding and protecting them. There are also likely other peculiars like Emma Bloom, who has her own unique abilities and is part of the group that Jacob gets involved with.
I'm not entirely sure as I haven't read it specifically, but it might have librarians as main characters who are defending the library in the 'wars'.
I'm not entirely sure, but it could feature characters like the Chosen Undead, who is on a journey through the difficult world. Maybe there are also some of the important non - playable characters from the game, like the Fire Keeper.
I'm not entirely sure as it depends on the specific version of the graphic novel, but often there's a protagonist who is an outsider drawn into the carnival.
The 'library of souls graphic novel' likely tells a story that centers around a library of souls. It could be that this library holds the essence of different beings. The plot might involve a hero or heroine who stumbles upon this library and has to deal with the powers and knowledge it contains. There could be battles against dark forces that want to misuse the souls in the library, and the protagonist has to protect it.
I'm not sure specifically as I haven't read it thoroughly. But usually in such novels, there would be a protagonist who drives the story forward.
It's about a strange and magical world. There are peculiars with special abilities. The story likely involves their adventures, maybe in a hidden world or against some dark forces. It's a graphic novel, so the illustrations play a big part in bringing this unique world to life.
Since I don't know the exact 'the great library novel', I can't say for sure. But they could be librarians, scholars, or even thieves who target the library's rare books.
I don't know the exact main characters without reading the novel. But usually, in a novel about souls, there could be a guide soul, like a wise old soul who helps other souls on their journey.
There's also the Fire Keeper. She plays a crucial part as she is associated with the bonfires and provides guidance to the Ashen One. And then there's the Soul of Cinder, which is a significant entity in the novel's plot. It represents the combined wills of all the Lords of Cinder who have failed in their duties to link the First Flame in the past.