In some Homestuck time travel fanfictions, characters might travel between different sessions in time. For example, a character from a doomed session travels to a successful one to find a way to save their own session. This could lead to a lot of interesting interactions between characters from different timelines and sessions, as they have different experiences and knowledge.
In Homestuck time travel fanfiction, time travel often involves the use of the various time - related mechanics in the Homestuck universe, like the Green Sun or the Scratch. The Green Sun, for example, could be a portal through which characters can travel to different points in time.
One interesting Harry Potter Homestuck fanfiction could be a crossover where the magic systems of both worlds interact in unique ways. For example, how would the trolls from Homestuck react to the wizarding world of Harry Potter? Maybe they'd be fascinated by the spells and potions, or they could try to combine their own psychic powers with magic. Another could be a story where the characters from Harry Potter are inserted into the Homestuck universe and have to navigate the complex game-like structure there. It could be really exciting to see Harry and his friends deal with the various challenges and rules of the Homestuck world.
One interesting RWBY time travel fanfiction could be where a character goes back in time to prevent a major disaster that happened in the original timeline. For example, Ruby might travel back to stop the fall of Beacon earlier than it originally occurred. This would change the course of events and lead to different character developments and interactions.
A great marauders time travel fanfiction involves them traveling to different historical magical periods. They meet ancient wizards and learn long - lost spells. This story shows how their personalities interact with different magical cultures throughout time.
In some fanfictions, Krillin might time travel to the era of the Saiyans' first arrival on Earth. He could then try to change the outcome of the battle, perhaps by warning Goku earlier or finding a way to defeat the Saiyans with his own skills and wits. This would be a really exciting story as it would completely change the course of the Dragon Ball universe.
There might be a fanfiction where Daenerys travels forward in time. She finds a Westeros that has advanced technologically but lost its connection to magic. Daenerys then has to figure out how to navigate this new world while still holding onto her own identity and values. She could be both in awe and dismayed by what she sees, and her dragons would be a huge shock to the modern world.
There might be a fanfiction where an alien from Roswell time - travels to the future. In this story, they could experience advanced human technology and struggle to adapt while also trying to find a way back to their own time. It could explore themes of cultural shock and the search for identity.
One interesting Legacies time travel fanfiction could be where a character travels back to the founding of the Salvatore School. They might change some key events that then have a ripple effect on the present day relationships and power dynamics at the school.
There could be a fanfiction where a Descendant travels to the future instead. They might see a dystopian version of their world, like Auradon being overrun by a new kind of dark magic. Then they return to their own time with the knowledge to prevent this future from happening, perhaps by uniting the kingdoms in a different way.
There might be a nico time travel fanfiction where Nico accidentally travels to the future and has to deal with a completely different world. He could struggle to adapt and find a way back to his own time while also learning about the possible future of his friends and the world he knows.