Fanfiction about Harry Potter's powerful sister: Any good recommendations?

One interesting fanfiction could be where Lucy discovers she has a unique magical ability that even Harry doesn't have. Maybe she can communicate with magical creatures on a deeper level. In this story, she uses her ability to solve a mystery in Hogwarts that has been baffling everyone. It could show her growing up in the shadow of her famous brother but still making her own mark in the wizarding world.

I really liked 'A Sister's Influence'. In it, Harry Potter's sister has a unique perspective that draws Draco Malfoy towards her. She's kind and open - minded, and she challenges Draco's beliefs. As they interact more, Draco starts to question his family's values. It's a story that not only focuses on their relationship but also on how one person can have a profound impact on another's growth and change.

There's a fanfic called 'Powerful Shapeshifter'. The Animagus in this story has abilities beyond what's typical in the Potterverse. They can not only transform but also use their animal form to communicate with magical creatures in ways no one else can. It's really interesting to see how the author expands on the concept of Animagus in this unique way.

A fanfiction called 'Potter's Ascendance' is also worth reading. In it, Harry starts to show signs of being an extremely powerful sorcerer from a young age. The story follows his journey as he rises above the challenges in Hogwarts and the wizarding world, using his extraordinary powers not just for himself but for the greater good of the wizarding community. It has a great character development arc for Harry.

A popular fanfiction in this vein is 'A Sister's Protection'. The older sister in this story has an uncanny ability to sense danger before it arrives. She is always one step ahead when it comes to safeguarding Harry. For example, she discovers a plot to harm Harry during the Triwizard Tournament and manages to thwart it. The story also delves into her own personal growth as she faces challenges while protecting Harry, making it an engaging read.

One great fanfiction in this vein is 'The Slytherin Twin'. It delves deep into the relationship between Harry and his twin sister in Slytherin. The story shows how she has to navigate the house's reputation while still being family with Harry. Another is 'A Twin's Tale in Slytherin' which focuses on her adventures in the Slytherin common room and her friendships there.

One great 'Harry Potter Slytherin sister fanfic' is 'The Slytherin Heir'. It has an interesting plot where the sister is trying to break free from the stereotypes associated with Slytherin. She forms unexpected friendships and has her own adventures within the wizarding world that are separate from Harry's main story.

One great fanfiction in this category is 'The Unlikely Bond'. It shows how Draco's sister, despite her family's views, gradually forms a connection with Harry. It's a slow - burn story that really delves into the characters' emotions and the complex situation at Hogwarts.

One great 'Powerful Harry Potter' fanfiction is 'The Man Who Lived'. In this story, Harry discovers new powers early on and uses them to change the course of events at Hogwarts. It really shows a different side of his character, with his newfound strength and intelligence driving the plot in exciting ways.

One great fanfiction in this regard is 'The Darker Path'. In it, Harry discovers some of Grindelwald's old magic and begins to explore a more powerful and morally ambiguous side of magic. It's really interesting as it shows how Harry could be influenced by the allure of power, much like Grindelwald was.