His eidetic memory often changes the relationships in the story. His friends might rely on him more for remembering important details, like the layout of a dangerous place they've been to once. But it could also cause some jealousy among classmates who don't have such an ability. This creates new sub - plots within the fanfiction as Harry has to deal with these different reactions to his memory.
In many such fanfictions, Harry's eidetic memory can speed up the plot. For example, if he's looking for a lost spell or a hidden object, his perfect memory allows him to quickly recall where he might have seen it before. This could lead to him finding things much faster than in the original books.
In many fanfics, his eidetic memory allows him to remember details others would miss. For example, he might recall a small spell detail from an old book that ends up being the key to defeating a powerful enemy.
One popular type of Harry Potter fanfiction with eidetic memory might involve a character like Hermione having an even more enhanced form of her already excellent memory. For example, she could use it to recall ancient spells that were long forgotten, which could help in battles against dark wizards. This would add an interesting twist to the existing storylines in the wizarding world.
A great one could be 'Eidetic Potter'. This fanfiction explores how Harry's eidetic memory changes the way he views his past and his family. He can remember things about his parents that others don't, and it helps him feel closer to them. His memory also makes him a target for some dark forces who fear what he might remember about their past misdeeds.
It can make him more powerful. For instance, if there's a test or a trial, he can remember all the relevant knowledge instantly and pass with flying colors.
In Harry Potter fanfiction, eidetic memory can be used to create unique plotlines. For instance, a character could remember details from a prophecy that others have forgotten, which could change the course of the story. It gives the character an advantage in the magical world where knowledge is power.
Often, Harry's eidetic memory can lead to him remembering things from the past that others have forgotten. This might include details about the wizarding world's history or secrets about certain spells.
There could be a fanfiction where Hermione, with an enhanced eidetic memory due to some magical accident, is able to remember every single incantation she has ever read. She then uses this knowledge to create new spells and defenses against the Dark Arts, which she shares with Harry and Ron. This not only changes the course of their battles but also their academic achievements at Hogwarts.
In many fanfictions, Naruto's eidetic memory can introduce new plot elements. He could remember a clue from his childhood that leads to a new adventure or discovery. Maybe he remembers a strange symbol he saw as a kid, and when he sees it again years later, it sets off a chain of events that takes the story in a completely new direction, full of mystery and danger.
Sure. You can try searching on fanfiction websites like FanFiction.net or Archive of Our Own. Just type in 'harry has an eidetic memory' in the search bar and you'll likely find a good number of stories.
New characters are sometimes introduced. For example, an old wizard who has been in hiding for years but has an eidetic memory. This wizard might come out of hiding to assist Harry and his friends. He can remember ancient spells and rituals that are crucial for defeating the new threats emerging in the wizarding world.