One way their worlds could collide is through a magical portal. Maybe in a fanfiction, a dark mage in Fairy Tail accidentally opens a portal to the Naruto universe while trying to perform a powerful spell. Sayla could be on a mission in the Fairy Tail world when she gets dragged into this chaos. Naruto, being the hero he is, might sense the disturbance and cross over to help. This would lead to some interesting interactions as they have different power systems and ways of life.
They could go on a quest to find a lost magical crystal. Naruto's tracking skills as a ninja and Sayla's knowledge of the Fairy Tail world's magic locations would be useful. Along the way, they might encounter various magical creatures and have to fight them using Naruto's jutsu and Sayla's magic.
Natsu could be really interesting. His fiery personality and powerful magic can create some really cool interactions with Sayla. He might be the one who encourages Sayla when she's facing difficulties or challenges her to become stronger.
A lot of fanfictions focus on Sayla's backstory. Maybe she has a mysterious past related to a dark magic or an ancient prophecy. Writers often explore how this past affects her present in the Fairy Tail world. Some also write about Sayla being in a rival guild at first and then having a change of heart and joining Fairy Tail. This creates a lot of drama and interesting interactions with the other characters.
She might make new friends easily. Fairy Tail is known for its friendly and inclusive members. So Sayla could quickly find comrades who share her interests and values.
Well, sometimes in these fanfictions, Sayla might be given a special mission by the Fairy Tail guild. For example, to retrieve a powerful and lost magical artifact. During this mission, she could encounter various enemies and allies, and her character could develop in unexpected ways as she overcomes difficulties. This kind of storyline is often exciting for readers as it shows Sayla's growth and her importance in the Fairy Tail world.
The power balance might shift. If Sayla is strong, she could change the way battles are fought in the guild. For example, if she has some sort of strategic magic, she could help plan attacks better.
You can start by looking on fanfiction platforms like FanFiction.net or Archive of Our Own. These sites have a large collection of Fairy Tail fanfictions, and you can use the search function to specifically look for ones related to Sayla. Another option is to join Fairy Tail fan groups on social media platforms like Facebook or Reddit. Members often share and recommend their favorite fanfictions.
In that fanfiction, it might be designed that way. Naruto has incredible powers in his own series, like his various jutsu. If translated into the Fairy Tail world in fanfiction, his skills could potentially make him very powerful. But it also depends on how the author of the fanfiction interprets and balances the power systems of both universes.
The Sharingan in such a fanfiction could be used as a tool for a Fairy Tail character to gain an edge in their battles. They might initially struggle to control it, but as they learn more about it, they become a formidable force. For instance, they could use the Sharingan's genjutsu abilities to deceive opponents in the Fairy Tail battles.