You could also create a fanfiction where the concepts of light and dark from Ikaruga are applied to the magic in Fairy Tail. For example, a Fairy Tail mage discovers a new form of magic that is based on the duality of light and dark, similar to how it works in Ikaruga.
One idea could be exploring an alternate universe where the main characters have different magic abilities. For example, Natsu could have ice - based magic instead of fire. Another idea is to focus on the backstories of the minor characters in more depth, like how they came to join Fairy Tail. A third idea would be to create a time - travel fanfiction where characters go back in time to change a significant event in the Fairy Tail world.
One idea could be exploring an alternate universe where the main characters have different magic powers. For example, Natsu could have ice - based magic instead of fire. Another idea is to focus on a backstory for a minor character, like how they came to join the guild. Maybe a story about a character's journey to find a long - lost magical artifact that has a connection to Fairy Tail's history.
You could write a Fairy Tail fanfiction centered around a character's growth. For instance, take Wendy. You could write about her journey to master new and powerful dragon - slayer magic, facing challenges that force her to grow not only in power but also in confidence and leadership skills. It could involve her going on a solo adventure to a far - off land to learn from a reclusive dragon.
A more complex plot could involve a prophecy that ties Naruto and an Ikaruga protagonist together. They have to journey across both their worlds to find a way to prevent a cataclysmic event that would destroy both universes. Along the way, they face personal challenges and grow as characters while also forging a strong bond.
One idea could be Wendy going on a solo adventure to a far - off land in the Fairy Tail universe to discover a new type of magic. She could meet unique characters and face challenges that test her skills and growth as a mage.
Start writing short scenes. Don't worry about making it perfect at first. You can describe how the two worlds collide, like the appearance of an Ikaruga - like environment in the Fairy Tail world or vice versa. Build on these small scenes to create a full - fledged story. Also, don't be afraid to deviate from the original stories to create something truly unique.
A cool concept for a 'Fairy Tail End' fanfiction would be to have a time - travel plot. The characters could go back in time to prevent a great tragedy that was hinted at in the original series. This would involve them interacting with their younger selves and changing the course of history in the Fairy Tail world. It would also be interesting to see how they deal with the knowledge they have from the future.
One idea could be that the Fairy Tail members play a magical version of truth or dare. During the sleepover, they use their magic to create wild and wacky dares or truths that lead to lots of laughter and some unexpected revelations among the characters.
One idea could be to create a new type of magic system within the Fairy Tail universe. For example, a magic that combines elements in unique ways, like water and fire to create steam - based offensive spells. Another could be to focus on a character who discovers a long - lost 'system' of magic that was thought to be extinct. This could lead to a whole new adventure as they explore its powers and how it fits into the existing world of Fairy Tail.
One idea could be a crossover where Naruto characters learn magic from Fairy Tail. For example, Naruto might learn fire magic and combine it with his Rasengan. Another idea is that the guilds in Fairy Tail and the villages in Naruto have to team up to fight a common enemy, like an ancient dark force. And perhaps some of the Fairy Tail wizards could teach the ninja in Naruto about the power of friendship and how it can enhance their abilities.