Plots that involve Grindelwald's unorthodox magical experiments are really captivating. In 'Grindelwald's Forbidden Magic', the fanfic shows how his experiments could have changed the wizarding world if they had been fully realized. It's full of mystery and danger.
One possible plotline could be Harry's internal struggle with his heritage. Since Grindelwald was a dark wizard, Harry might battle with the idea of having such a connection. He could face prejudice from the wizarding world while also trying to understand if there are any redeeming qualities in Grindelwald's ideology that might be passed on to him.
In some fanfictions, there could be a plotline where Harry Potter discovers a hidden connection between himself and Grindelwald. Maybe through some ancient magic or a family secret. This connection then leads to a series of events where they must interact and understand each other better. For example, they might have to exchange magical knowledge to solve a mystery that is plaguing the wizarding community. Or perhaps Harry has to enter Grindelwald's mind to find a way to defeat a common enemy, which is a very mind - bending and exciting plot.
One interesting plotline could be Harry somehow traveling back in time to meet Grindelwald in his prime. This could lead to a battle of wits between them, with Harry trying to stop Grindelwald from starting some of his more heinous plans early. Another might be that Grindelwald, seeing Harry's power, tries to recruit him to his side, offering him power and knowledge that Harry has to resist.
One common plotline might be Harry's discovery of his true paternity. He could struggle with the idea of being related to Grindelwald, a dark wizard. Another could be the reaction of his friends, like Hermione and Ron, who might be shocked and confused.
One interesting plotline is when Lily is given the chance to change the future. In some fanfictions, she has the power to go back in time and make different choices, like whether to marry James or not. Another is when she discovers hidden magic within herself that no one else knew about. This often leads to her having to face new challenges and enemies.
In some fanfics, a time - traveler might end up being the cause of Grindelwald's rise instead of stopping it. For example, in 'The Unintended Consequence', the main character's actions in the past accidentally give Grindelwald more power.
One interesting plotline is when a Hogwarts student tries to train a Charmander for the Triwizard Tournament. It adds a whole new dimension to the tournament as they have to figure out how to use Charmander's abilities within the rules of the wizarding competition.
One interesting fanfiction could be about Grindelwald's early years before he became so dark. It might explore his relationships at Hogwarts and how his views gradually changed. Another could be a story where Grindelwald teams up with a young Harry Potter in an alternate universe to fight a greater evil. There's also fanfiction that focuses on Grindelwald's relationship with Dumbledore and how it affects the wizarding world in different ways.
There are fanfictions that explore the idea of Harry Potter being sent back in time and having to deal with Grindelwald during his reign of terror. This allows for a lot of interesting plot twists as Harry tries to use his modern - day knowledge to stop Grindelwald without changing the future too much.
In 'The Mysterious Bond between Harry and Grindelwald', the plot focuses on a strange, unspoken bond that seems to exist between the two. This bond affects their decisions and actions throughout the story. It's a unique take on their relationship and makes for a very engaging read.