Well, it should also be set in the wizarding world in a believable way. Magic should be used in a way that fits the lore. For example, if they duel, the spells should be in line with what we know from the 'Harry Potter' series. Also, a good fanfic would have some sort of internal conflict for both characters related to their relationship.
A good 'Grindelwald x Dumbledore fanfic' should have a deep exploration of their characters. It needs to show the different facets of their personalities, like Dumbledore's wisdom and Grindelwald's ambition. Their relationship should be complex, not just a simple love or hate.
In addition, a great fanfic in this genre would include their backstories. How did they meet? What were their first impressions of each other? These details can really bring their relationship to life. It could also explore how their relationship affects the wider wizarding world, like the impact on the fight against the Dark Arts.
Another factor is the lack of in - depth exploration of their relationship in the official books and movies. Fanfic provides a platform for fans to fill in those gaps. Writers can create scenarios that show their relationship from different angles, be it romantic, platonic or a complex mix of both, which appeals to a wide range of readers.
I really like 'Shadows of the Past'. This fanfic presents a different take on their relationship. It shows how their love might have been a factor in their later ideological differences. It has some really interesting magical duels between them that are full of emotion.
I really like 'Shadows of the Past'. This fanfic explores the emotional turmoil that Dumbledore must have felt when facing Grindelwald. It's well - written, with vivid descriptions that make you feel as if you're right there in the wizarding world with them.
One common theme is the struggle between good and evil. Their relationship is at the center of this, as Dumbledore represents good and Grindelwald represents a more complex form of evil. Another theme is the power of friendship and how it can turn sour.
One great 'Dumbledore Grindelwald fanfic' is 'The Greater Good'. It delves deep into their complex relationship, exploring how their ideologies diverged. It has well - written dialogues that really bring out the essence of their characters.
One interesting aspect of Albus Dumbledore x Gellert Grindelwald fanfiction is the exploration of their complex relationship. Their early friendship and how it devolved into enmity due to their different views on magic and power is a common theme. Fanfiction often delves deep into their shared past, like their time in Godric's Hollow, and how their bond was initially one of mutual admiration and a shared vision for a new wizarding world order. It also shows how Dumbledore's love for Grindelwald, whether platonic or more, conflicted with his sense of right and wrong.
Their story is complex and involves a deep friendship that turned sour due to their different beliefs about magic and its use.
Aberforth Dumbledore can be a very important character in these fanfictions. He is Albus Dumbledore's brother and has his own feelings and history related to his brother and Grindelwald. He might be the one who tries to bring his brother back from the brink when Dumbledore is too involved with Grindelwald. Also, Leta Lestrange could be popular. Her family's dark reputation and her own complex relationship with Newt and the wizarding world in general can add an extra layer of drama to the fanfictions involving Dumbledore and Grindelwald.
A popular theme is the exploration of their youth and the dreams they shared. It shows how they were once two idealistic young wizards with big plans for the wizarding world. Another theme is the power struggle within their relationship. As Grindelwald became more power - hungry, it created a rift. And of course, the theme of love and betrayal is often present, as Dumbledore had to ultimately turn against the man he once cared for deeply.
A great characteristic is the exploration of their relationship's complexity. Since Grindelwald is a dark wizard and Newt is more on the side of good, the fic should dig deep into how they overcome or at least deal with these differences. It could also have a unique take on the wizarding world. Like, it might introduce new magical concepts or places that add to the overall atmosphere of the story. And of course, good writing in terms of grammar and style is essential.