What are some interesting storylines involving Tobi in Fairy Tail fanfiction?

In some fanfiction, Trunks could be involved in a time - travel related plot within the Fairy Tail universe. Maybe he discovers a way to travel through time in this new world, and has to prevent a dark future where the guild is destroyed. He would use his knowledge and skills to change the course of events, while also learning about the different magics and cultures in Fairy Tail.

One interesting storyline could be an alternate version of the Fairy Tail guild's rise to power within the empire. Maybe they face different types of magic and political challenges that are unique to this fanfiction setting.

One interesting storyline could be a group of Fairy Tail characters competing in a university-wide magic tournament. It would be full of action and show off their different magical abilities.

One common storyline is the reunion plot. Lucy's brother has been away for a long time, and when he returns, there are all kinds of emotions and revelations. Another is the protection storyline, where he devotes himself to protecting Lucy from a powerful enemy.

One storyline might involve a young Fairy Tail novice who discovers they have an innate ability similar to Wood Release. This ability sets them apart from their peers and they face both envy and admiration. They have to journey to find out the origin of this power, which leads them to uncover secrets about a long - forgotten connection between their world and Naruto's. Along the way, they face many challenges and grow stronger, all while trying to master their unique Wood - like magic.

One common storyline is Wendy going on solo adventures to discover more about her dragon slayer magic. She might search for lost dragon lore or ancient spells related to her powers.

Another common storyline is the 'power - exchange' type. Here, Alphonse's alchemy somehow combines or clashes with the magic in Fairy Tail. For instance, he might discover a way to use alchemy to enhance the magic of Fairy Tail mages, or vice versa. This creates an interesting dynamic as characters from both universes learn from each other's powers.

One interesting storyline could be Naruko and Laxus teaming up for a dangerous mission. They might start off not getting along due to their different personalities. Laxus is often seen as brash and powerful, while Naruko could bring her own unique skills and a more upbeat attitude. As they face challenges during the mission, they gradually learn to respect each other and combine their powers in unexpected ways, leading to a strong friendship or even more.

Perhaps a fanfiction where a member of the Magic Council loses their memory and ends up in Fairy Tail. The mages there take care of them, not knowing who they really are. As the council member regains their memories slowly, they start to see Fairy Tail in a new light and question some of the council's strict rules. This could lead to a change in the relationship between the council and the guild in the story.

Perhaps the talking cat is actually a transformed wizard who was cursed. In the fanfiction, it could be trying to find a way to break the curse while also getting involved in the daily chaos of the Fairy Tail guild. It could form a special bond with a particular character, like Natsu, and they go on quests together to find a cure.