Perhaps a plotline where the dragon slayers lose their powers temporarily and have to rely on their wits and the help of other Fairy Tail members to overcome a series of challenges. This would test their relationships and growth outside of their slayer abilities.
One interesting plotline could be the dragon slayers facing a new, more powerful type of dragon that has emerged from a long - forgotten realm. They have to combine their powers in unique ways to defeat it.
Well, one interesting plot could be the dragon slayers teaming up against an ancient and powerful dragon that was thought to be a myth. They might have to discover new magic powers within themselves to stand a chance.
Some fanfictions focus on the backstories of the Dragon Slayers. Maybe a story about a Dragon Slayer's early days of training with their dragon, how they learned to control their magic, and the bond they formed. It could also show how their experiences as a child shaped them into the powerful wizards they are in the Fairy Tail guild.
One idea could be a fanfic where the Dragon Slayers have to team up to face a new, powerful dark dragon that is immune to their normal attacks. They would have to discover new powers within themselves.
One interesting plot point could be the unique relationships between the dragon slayers. Maybe they form an even stronger bond in this fanfic, like having secret training sessions together to enhance their dragon slaying abilities.
In Fairy Tail fanfics, Natsu is often considered one of the top dragon slayers. His ability to use Fire Dragon Slayer magic makes him extremely powerful. He has a passionate and head - strong personality which adds to his charm in the fanfic world. Another great one could be Sting. He wields White Dragon Slayer magic and has a cool and confident demeanor. His rivalry with Natsu also makes for some interesting plotlines in fanfics.
In some fanfictions, it could be a new member of the guild who has a hidden agenda. They join the guild with the intention of causing chaos and see the dragon slayers as the key to achieving that. So they start spreading lies and creating misunderstandings that lead to the dragon slayers' betrayal. Also, a power - hungry council within the guild might betray the dragon slayers if they think the dragon slayers' actions are going against the guild's 'interests', which are really just the council's own power - seeking desires.
One interesting plotline could be Natsu discovering new dragon powers that are unique to him. This could lead to him having to learn how to control these powers and facing challenges within the Fairy Tail guild as others may be wary or envious of his new abilities.
Another plotline might involve the dragon slayers teaming up against an ancient evil that threatens the entire world of magic. They would have to combine their unique dragon - slaying abilities to defeat it, like Natsu's fire - based attacks with other slayers' powers.
One common plot could be that the dragon slayers are betrayed by their guildmates due to a misunderstanding. For example, false accusations of using dark magic might be made against them. Another plot could involve a power - hungry individual within the guild who wants to get rid of the dragon slayers because they are seen as too powerful and a threat to their own rise in the guild. Or perhaps an outside force manipulates the guild into believing the dragon slayers are traitors for their own malicious purposes.
Wendy Marvell is another important dragon slayer. She's a sky - dragon slayer and her gentle nature and unique powers play a significant role in many fanfiction stories. Her ability to heal and support her comrades is often crucial in battles and in the development of the overall plot.