There might be a fanfiction where Trunks' tail is the key to unlocking a forgotten Saiyan ability. It could involve a journey of self - discovery as he tries to figure out what this ability is and how to control it. For example, it could be related to a form of energy projection that was lost over time in the Saiyan race. This would lead to him training with the help of his friends and family to master this new power.
A fanfiction could center around the idea that Trunks' tail is a target for an enemy. The enemy believes that by capturing or controlling his tail, they can gain power over Trunks. So, Trunks has to constantly protect his tail while also trying to find out who this enemy is and what their real motives are.
One interesting Trunks' tail fanfiction could be about how his tail has some hidden power that gets accidentally activated. Maybe it gives him an enhanced sense of danger or the ability to communicate with certain animals in a unique way.
One interesting 'Dragon Ball Trunks' fanfiction could be one where Trunks has to face an alternate version of himself from a different timeline. It could explore his inner struggle as he tries to understand how different choices could have led to such a different version of himself.
One interesting 'Trunks x Broly' fanfiction could be where Trunks tries to redeem Broly. He might use his intelligence and his own strength to reach out to Broly's better side. In this fanfiction, they could start off as enemies but gradually develop a bond as they face common threats together.
I'm not sure of a specific one off - hand, but you can check fanfiction websites. Look for ones that have high ratings and positive reviews. They're more likely to be good.
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 'Dragon Ball Baby Trunks' fanfiction could be about his training adventures with Goku. Maybe he discovers a new power during a sparring session. Another could be a story where Baby Trunks time - travels to a different era in the Dragon Ball universe and has to adapt to the strange new rules and enemies there.
There are fanfictions that center around Trunks' training and his growth as a Saiyan. They might show his struggles to master new techniques and reach new levels of power, all while dealing with the threats that constantly loom over the Dragon Ball Z universe. These can be really exciting as they often add new twists to his character development.
One interesting fanfiction could be about Future Trunks exploring new time - traveling adventures. Maybe he discovers a parallel universe where the Z - fighters have different powers and he has to adapt quickly to survive.
One interesting fanfiction could be about Trunks and Goten going on a secret adventure to find a new power source for Earth. They might face off against new enemies and discover hidden powers within themselves along the way.
One popular Trunks Crossover Fanfiction is 'Trunks in the DC Universe'. It explores what would happen if Trunks landed in the DC world and interacted with heroes like Superman and Batman. It's really exciting to see how his Saiyan powers would be perceived in that different universe.
One interesting fanfiction could be where Trunks and 18 team up for a mission. Maybe they have to fight a new and powerful enemy that neither could defeat alone. Their combined skills, with Trunks' Saiyan power and 18's android abilities, make for an exciting story.