I'm not sure specifically as it depends on the particular fanfiction. But it could be characters with extraordinary mental powers.
Perhaps there are protagonists who are learning the mind arts and facing challenges in a world where such arts are both feared and coveted. They might be young and inexperienced at first, but grow throughout the story.
I'm not sure specifically as it depends on the fanfic. But it could be characters who are masters of the mind arts, like a wise old mentor who teaches others about it. Or perhaps a young and talented individual who is just starting to explore their mind arts capabilities.
Naruto is likely to be one of the main characters as it's a 'Naruto' fanfiction. His unique abilities and personality would play a big role.
Harry Potter would likely still be a main character. Since it's related to the Harry Potter universe, his journey and how his mind is affected would probably be a central focus.
There could also be an original character created specifically for this fanfiction. This character might be a young ninja who has a natural affinity for the Mind's Eye of the Kagura and plays a crucial role in the story, either as an ally or an antagonist to Naruto.
In some fanfictions, antagonists can also be important in relation to Naruto's mind snapping. For instance, Orochimaru might be interested in Naruto's new state. He could see it as an opportunity to either use Naruto for his own evil plans or study him to gain some new knowledge. So, the villains can have a significant role in the story of Naruto's mind snap.
Most likely Peter Baelish is one of the main characters, as the title mentions him. But without reading it, it's hard to say who else might be central to the story.
Yang is another character often seen in'mind control rwby fanfiction'. Her hot - tempered nature and her love for her sister Ruby can create interesting storylines when she's under mind control. For instance, she might be made to fight Ruby without realizing it. And Cinder could be the one causing the mind control in many of these stories, as she's a major antagonist in RWBY and has the power and motivation to manipulate others in this way.
The main characters are Joey and Seto, of course. Joey is often depicted as a more impulsive and passionate character, while Seto is more calculating and reserved. In the context of mind control fanfiction, their personalities play a big role in how the story unfolds. Joey might be more vulnerable to the mind control in some stories because of his more emotional nature, while Seto would be the one trying to figure out what's going on and find a solution.
I'm not sure specifically as I haven't read this novel in detail. But usually, there could be a protagonist who is likely to be someone with an interesting or complex mind.
I don't know since I haven't read it. But it could be a character who is very intelligent and is at the center of the mind - related events.