Well, you might find fanfictions where Azula's character undergoes a transformation and acquires healing bending through unexpected circumstances or as part of a character growth arc.
It could be in a post-war scenario where she realizes the importance of having a healing ability to make amends for her past actions.
One great 'katara and azula fanfiction' is 'The Rivalry Transformed'. It shows an interesting take on how their relationship could evolve over time.
You can find 'katara and azula fanfiction' on fanfiction.net. There are a lot of stories there.
There could be a fanfic about their alliance. Maybe in an alternate universe where they have to team up against a common enemy. They could start off as enemies but gradually learn to respect and rely on each other.
The themes usually revolve around the clash of their personalities at first. Katara is known for her compassion and Azula for her ruthlessness. So, the fanfictions often explore how these two opposing traits can co - exist or change in the face of love. Another important theme is the journey of understanding. They have to understand each other's motives and pasts. This is often intertwined with the theme of forgiveness, as they need to forgive each other for the things they've done in the past. And of course, there's the overarching theme of love itself, how it can grow in the most unexpected of places.
There's also 'Azula's Redemption with Katara'. This fanfic focuses on Azula's journey towards redemption with Katara as a guiding force. It shows how Katara's compassion can have an impact on someone like Azula, and it has some really touching moments.
The plot is important too. It could be about them teaming up against a common enemy, or exploring a relationship that goes from hatred to friendship or more. For example, a plot where they have to navigate political intrigue together can be really engaging.
One common theme is rivalry - turned - friendship. Since they start as enemies, many fanfics explore how they can overcome their differences. Another theme is power dynamics. Azula is very powerful and Katara also has her own unique water - bending abilities, so how they interact in terms of power is often explored.
The appeal lies in the contrast between the two characters. Azula is often seen as the antagonist, while Katara is a hero. The idea of them coming together in a romantic way, like with a kiss, is a fascinating twist. It's like seeing two opposing forces attract, which is always an interesting concept in storytelling.
Power dynamics is a big theme. Azula is a very powerful bender from the Fire Nation, and Katara is a strong water bender. Their relationship in fanfiction often explores how they balance their powers and influence each other. Also, trust building is common. Given their past enmity in the show, in the fanfictions they have to build trust in their relationship. And of course, there's the theme of love against all odds, as their union would be quite unexpected considering their backgrounds.