Well, Harry Potter himself could be one of the main characters. Given his history of getting into and out of difficult situations in the original series, it's likely he would be a central figure in escape - related fanfiction.
Ron Weasley could be another key character. His loyalty and his own set of skills, like his chess - playing abilities which could be translated into strategic thinking for escapes, would make him an important part of the story.
Dumbledore is often a main character in Harry Potter 1945 fanfiction. Since he was around during that time, many stories explore his youth, his friendships, and his early battles against the dark forces.
Ron Weasley can also be a main character. His loyalty and his own brand of wizarding skills, like his chess - playing abilities which can be translated into strategic thinking in escape situations, make him an important part of the story. Sometimes other characters like Luna Lovegood might also show up and offer her unique perspective and knowledge of the wizarding world to aid in the escape.
Often, Harry Potter himself might be a main character in such fanfiction. The idea of him having some daywalker - like abilities could be explored, perhaps as a result of a strange encounter or a new form of magic. Hermione Granger could also be a key character, using her intelligence to help Harry understand and control his new powers if he were to become a daywalker.
Some fanfictions might also focus on lesser - known characters from the Sacred 28 families. Maybe a minor Prewett or a Weasley relative that we don't know much about in the original books. They could be given a more prominent role, perhaps as a hero or a villain within the Sacred 28 - related storylines.
Voldemort can be a major character in such fanfiction. Picture him with a dark and menacing saber, adding an extra layer of threat. Ron might also be there, and his loyalty to his friends could be tested in saber - related adventures, like when they are on a quest to find a powerful saber or defend against saber - wielding enemies.
The Prince, whoever he may be in the fanfiction's interpretation, is obviously a main character. His backstory, his intentions, and his influence on the other characters are what drive much of the plot. Additionally, Dumbledore might also be a significant character as he often has a role to play in the overarching story of the wizarding world and could be involved in the events related to the Prince.
There might be new or less - explored characters in the primal fanfiction. For instance, some ancient wizard families' descendants could be brought to the forefront, and their connection to the primal magic in the Harry Potter universe could be explored in depth. These characters could interact with the well - known characters like Harry, Hermione, and Ron, creating new and exciting storylines.
Well, of course, Harry Potter and Buckbeak are the main ones. But often Hermione and Ron also show up. They might be helping Harry with his adventures involving Buckbeak or be worried about the risks Harry is taking with the hippogriff.
Dumbledore can also be a main character in such fanfictions. He might have known more about the Lightning Bolt scar than he let on in the original series. Fanfiction could explore his past interactions with Harry's parents regarding the scar and how he was secretly guiding Harry towards unlocking the full potential of the Lightning Bolt.
Harry Potter himself is often a main character. After all, it's a Harry Potter fanfiction. He is likely to be the one facing the challenges related to the mist.