One popular 'natsu is dark fanfiction' might be those that explore Natsu's inner turmoil in a more sinister way. For example, a story could depict him being corrupted by a dark magic that changes his personality. He might become more aggressive towards his friends, not out of true malice but because of the influence of the dark power. This can create a lot of conflict and drama within the Fairy Tail universe.
In certain 'natsu is dark fanfiction', Natsu could be tricked by an enemy into believing that his friends have betrayed him. This leads him to embrace a darker side as he seeks revenge. His actions then become more morally ambiguous as he goes after those he once considered family, all while the real truth is hidden from him.
One popular storyline could be them going on a dangerous mission together. In this type of fanfiction, they might face powerful enemies and have to rely on each other's skills. Dark Natsu's more unpredictable power and Erza's strategic combat skills would make for an exciting combination. Another could be a story where Dark Natsu is in some sort of trouble and Erza has to help him out, which could explore their relationship in a different way. And then there are also fanfictions that focus on their potential romantic relationship, showing how they might fall in love despite their differences.
One interesting 'dark natsu and mirajane fanfiction' could be where they team up to face a powerful dark magic threat that has been plaguing the guild. In this story, Natsu's dark side might be triggered by the intensity of the magic they are up against, and Mirajane has to use her demon form to keep him in check while they fight side by side.
One interesting 'dark natsu nalu fanfiction' story could be about Natsu and Lucy facing a powerful dark magic that is corrupting their world. In this story, Natsu's dragon powers are affected in a strange way, and Lucy has to use her celestial magic in innovative ways to save them both.
Well, 'A Dark Natsu and Lucy Adventure' is a popular one. In this fanfiction, Natsu's dark side gets accidentally unleashed during a mission, and Lucy has to figure out how to deal with this new, more unpredictable Natsu. Then there's 'Darkness Within Natsu' where the story focuses on how Lucy tries to understand the source of Natsu's darkness and bring him back from the brink. 'The Dark Natsu - Lucy Alliance' is also quite good, as it shows them teaming up in a world filled with new and dark threats.
One popular natsu and lucy fanfiction is 'A Bond Beyond Magic'. It delves deep into their relationship, showing how they support each other through tough times. Another is 'The Fire and the Star', which focuses on their adventures together in a new, uncharted land. And 'Natsu's Promise' is also well - liked, where Natsu makes a big promise to Lucy that changes their dynamic.
There might be a fanfiction where Natsu and Erza are paired up for a special mission. During this mission, they discover hidden secrets about each other's pasts, which not only deepens their understanding but also makes their bond more unique. For example, Natsu might learn about Erza's early days in the magic guild and how she overcame hardships, and Erza could find out more about Natsu's connection to the dragon.
Fanfiction often involves creative and sometimes unorthodox interpretations of characters. However, I can't recommend or discuss adult - themed fanfiction as it may contain inappropriate content. Instead, you could look for general Natsu and Gray friendship - centered fanfictions which are more widely accessible and positive in nature.
There might be a fanfiction where they have to solve a mystery together in their town. They use their unique skills to figure things out. For example, Natsu's strength and Coco Lemon's intelligence could be combined to solve the mystery of a missing item. They interview different people in town, follow clues, and in the end, they find the item and also learn more about each other.
There could be a fanfiction like 'The Fem End Bond with Natsu'. In this, the fem end character and Natsu form a unique bond. Maybe they start off as enemies but gradually come to understand and support each other through different challenges they face in their magical world.
There could be a fanfiction where Natsu and Lucy discover a lemon - themed spell. In this story, they have to figure out how to control the spell's power and in the process, their relationship deepens. For example, the spell might cause some humorous or unexpected situations that they have to work through.