One interesting idea could be how the Dust in RWBY might have originated from certain minerals unique to Earth's history. Maybe in the fanfiction, Dust was a by - product of some ancient geological processes on Earth.
One interesting idea could be how the characters from Remnant adapt to Earth's culture. For example, they might be shocked by the variety of technology or social norms. Another idea could be the new relationships they form with Earthlings. Maybe they team up with humans to fight a common enemy that exists on Earth.
One interesting idea could be a crossover of different timelines within RWBY. For example, characters from the past meet the current ones and have to deal with the differences in their worlds. Another could be a crossover of different teams in unexpected ways, like Team RWBY having to team up with a rival team to face a common enemy that is more powerful than any they've faced before. And sometimes, there are crossovers that involve alternate versions of the characters, where their personalities or abilities are slightly different, which can lead to very unique and engaging storylines.
One possible scenario is that in the 'rwby watches earth fanfiction', RWBY team gets to watch Earth's historical events. They might be shocked by the large - scale wars that happened on Earth without the use of Grimm or Dust. They could also be intrigued by the different forms of governance on Earth. Comparing it to how things are run in Remnant. Additionally, when they see Earth's animals, especially the ones that are not as dangerous as Grimm, they might find them cute or strange.
One interesting 'team rwby on earth' fanfiction could be about them exploring modern cities. They might be amazed by the tall skyscrapers and the complex transportation systems. For example, Ruby could be fascinated by the subways and how quickly they can transport people.
Another concept might be the crossover of powers. In some fanfictions, Earthlings could gain the powers of the RWBY characters, like semblances. This would lead to all kinds of new storylines, such as how they would use these powers for good or evil. It could also explore how the RWBY characters would train Earthlings to control these newfound abilities.
Another possible storyline is that an Earth Soldier is actually a long - lost relative of a RWBY character. This connection could bring out new character developments as they explore their family ties while also dealing with the threats in the RWBY world. There could be a struggle between the Earth Soldier's values and the more fantastical and dangerous world of RWBY.
In RWBY Earth Crossover fanfiction, a cool concept is the way the Grimm would be perceived on Earth. Maybe the military would try to study them, thinking they are some new kind of bio - weapon. Also, the Huntsmen and Huntresses could become like superheroes on Earth, with people being in awe of their powers and skills.
One interesting RWBY OC from Earth could be a character who has the knowledge of modern technology and tries to introduce it in the RWBY world. For example, they might attempt to create things like advanced communication devices using the Dust available there.
Another plotline might involve RWBY characters interacting with Earth's superheroes if they exist in the fanfiction. They could team up or have misunderstandings and battles.
In an 'advanced earth fanfiction', perhaps the Earth has mastered time travel. Scientists use this to correct historical mistakes, like preventing major environmental disasters. This would have a huge impact on the present day, with different species that were once endangered now thriving. There could also be a story about a group of people who discover a hidden, highly advanced civilization within the Earth's core that has been influencing human progress all along.