One interesting storyline could be about a new Saiyan character in the Dragon Ball Z RPG fanfiction. This character might have a unique power that no one has seen before. They could start as an outcast among the Saiyans but then prove their worth during a big battle against a powerful new enemy.
One interesting storyline could be about Vegeta trying to be a better father to Trunks in a fanfic. He might struggle with his Saiyan nature while also wanting to show love and support like a human father. Another could be a time - travel fanfic where Bulma uses her genius to create a time machine again, and Vegeta goes back in time with her for some reason, like to prevent a future threat from ever happening. And there could also be a fanfic where Vegeta and Bulma have an adventure in a new, uncharted part of the Dragon Ball universe, facing new enemies and discovering new powers together.
One interesting storyline could be Goku teaming up with Iron Man. Goku's raw power and martial arts skills combined with Iron Man's high - tech gadgets would make for an epic battle against a common enemy like Thanos. They could learn from each other's fighting styles and strategies. Another could be Vegeta and Captain America. Vegeta's pride and determination would clash and also blend well with Captain America's leadership and unwavering sense of justice. A third storyline could involve the Z - Fighters helping the X - Men deal with a mutant - hating villain. The Z - Fighters' unique powers would add a new dimension to the X - Men's battles.
One interesting storyline could be Goten getting into trouble at school and Chichi trying to discipline him in her own unique way. Maybe he used his Saiyan powers accidentally and she has to teach him about hiding his true nature among humans.
One interesting storyline could be Goten and Marron teaming up for a martial arts tournament. They could face various challenges together, like tough opponents and strange tournament rules. This would show their growth as fighters and also their friendship.
A possible storyline is the characters forming a high school club related to martial arts or self - defense. They could teach other students and at the same time learn more about human relationships and teamwork. This would be a great way to see how they adapt to normal high school life while still having their unique powers and abilities.
One interesting storyline could be a female Saiyan from a different planet arriving on Earth and having to learn about Earth's customs while also dealing with her own Saiyan instincts. She might struggle to fit in with the Z - fighters at first.
Another storyline might be about them going on a small adventure together. They could encounter a new threat that isn't quite big enough to involve the whole Z - Fighter crew. This would give them a chance to show their relationship outside of the main battles, like Vegeta protecting Bulla in a more personal way.
One possible storyline could be Trunks and Videl teaming up for a martial arts tournament. They could combine their unique fighting styles and strategies to face powerful opponents. Trunks' Saiyan power and Videl's skills learned from Gohan would make them a formidable duo.
One interesting storyline could be a female Frieza race character trying to redeem her race's bad reputation. She could go on a journey to help planets in need, much like Goku and his friends do. Another could be her getting involved in a power struggle within the Frieza race, where she has to use her wits and new - found powers to survive.
One interesting storyline could be Gohan's struggle to control his wolf - like instincts while still being a Saiyan. Maybe he has new powers related to his wolf form that he has to learn to master. Another could be him facing off against enemies who are both intrigued and threatened by his unique form.