I don't know as there's not enough information. It could be a boy and his magical pet.
Since we have no details about 'odb animation story', the main characters could be a brave hero and a wise old mentor. The hero might be on a quest, and the mentor guides him through various challenges.
Since we don't have much information about 'odb animation story', it could potentially be about a group of animals who live in a forest and their daily lives filled with challenges and joys. It could also be a science - fiction - themed story set in a future world where advanced technology plays a crucial role. Another possibility is that it's a story based on a historical event, but presented in an animated and perhaps more accessible way.
Sorry, without having read the 'odb graphic novel', I can't tell who the main characters are. They could be ordinary people with extraordinary abilities or some sort of fantastical creatures.
Maybe there's a victim who is being stalked, and of course, the stalker. There could also be friends or family of the victim who play important roles.
The mouse is one of the main characters. It is small but very clever. Then there's the Gruffalo, which is a big, scary - looking creature. Additionally, the fox, the owl, and the snake are also important. They are the ones that the mouse scares away by talking about the Gruffalo at first. They each have their own personalities and are all part of the rich tapestry of this animation story.
Chewbacca is the central figure. There may also be some of the villains in the Star Wars universe like Darth Vader or Boba Fett making appearances. The Ewoks could also be part of the story if it involves Chewbacca's time on the forest moon of Endor. His interactions with these characters would shape the plot of the animation story.
The main characters are Cuphead and his brother Mugman. They are the ones who drive the story forward with their adventures and misadventures.
I'm not sure as we don't have much information, but it could be the lighthouse keeper as a main character.
The main characters are the animatronics like Freddy Fazbear, Bonnie, Chica, and Foxy. Also, the night guards who try to survive their shifts in the pizzeria are important characters.
I'm not sure specifically as I haven't seen it. But typically, in a story about a game, there might be a protagonist who is new to the game or trying to figure out its rules. There could also be antagonists who try to manipulate the game for their own benefit.
In 'persona 4 the animation true story', the main characters include Yu Narukami who has a calm and inquisitive nature. Yosuke Hanamura is his buddy, a bit of a goofball but also very loyal. Chie Satonaka is a tomboyish girl who is into martial arts. There are also others like Yukiko Amagi, a reserved girl from a traditional family, and Kanji Tatsumi, a tough - looking guy with a soft heart inside. Each character brings something unique to the story and they all play important roles in exploring the TV world and solving the mysteries.