George and Fred could develop a stronger sense of duty. As Harry's brothers, they would be more involved in the fight against the dark forces. This might make them less carefree and more focused on the greater good. They could also become more strategic in their actions, planning their pranks and magical inventions to also serve as defenses or ways to gather information. And they may even develop a new level of respect for authority, at least to some extent, as they realize the importance of the institutions fighting against Voldemort.
Friendship. Harry is their friend, and they care about him. Just like any good friends would, they want to keep him safe from harm.
One new adventure could be exploring some of the more mysterious parts of the wizarding world that are off - limits. With their combined skills and Harry's determination, they might be able to break into an old, abandoned wizarding mansion filled with secrets. Another adventure could be them creating a new magical sport using their inventive minds and Harry's athletic ability. And they could also go on a journey to find a cure for a strange magical illness that has been affecting some of the Hogwarts students.
The relationship between them would be a game - changer for the plot. George and Fred's loyalty to family would be transferred to Harry. This could mean that they are more protective of him, which might change the course of some dangerous situations. For instance, in a fight against Voldemort's forces, they could jump in to save Harry at crucial moments. Their family bond could also lead to new story arcs, like exploring their shared family history and any secrets that might be hidden within it. It could also add more comedic elements to the story as they are always up to some kind of fun.
It changes the dynamic a lot. Since Fred and George are so creative and bold, they could influence Harry to be more like them. In the original story, Harry often felt alone, but with them as brothers, he'd have a built - in support system. They might help him with his studies in a more unorthodox way, using their own unique knowledge. Also, when it comes to fighting Voldemort, they could be right by his side, adding their own brand of magic and courage to the fight.
There's also 'Fred, George and Harry: The Unlikely Trio'. This fanfic delves into how their different personalities - Harry's heroism, Fred and George's cheeky and inventive natures - come together to face various challenges in the wizarding world. It's a story full of adventure and friendship.
One popular 'fred and george x harry fanfiction' is 'The Twins' Prank on Harry'. It's full of their mischievous adventures together. Another could be 'Fred, George and Harry's Hogwarts Escapades' which shows their unique bond at Hogwarts. There's also 'When Fred and George Met Harry' which explores how their relationship began.
In some fanfictions, creative liberties are taken and it could be possible for George and Fred to be written as Harry's father. However, this is completely different from the original Harry Potter canon where James Potter is Harry's father.
One unique trait is their loyalty. No matter what happens, they are always there for each other. Another is their ability to have fun even in tough situations. For instance, during the darkest times at Hogwarts, they can still find a way to crack a joke and lighten the mood.
Harry might become more conflicted. Knowing Bellatrix is his aunt could make him question his own identity and his place in the wizarding world. Bellatrix, on the other hand, could start to have doubts about her loyalty to Voldemort. This new family connection might tug at her conscience, if she has any left.
Well, one plot development could be that Hermione is initially shocked but then realizes she has feelings for Fred too. They then have to deal with the reactions of their friends, like Ron being a bit miffed at first. Another could be that Hermione rejects Fred's proposal at first, but as the story progresses, she sees how much he truly loves her and changes her mind.