Weiss would probably initially be disdainful of Earth's lack of refinement compared to Atlas. However, she could come to appreciate the different forms of art and music. She might also use her Schnee resources (if transferred over) to try and bring some Atlesian technology to Earth.
Blake would blend in well in the more urban areas. She could find parallels between the struggles of the Faunus on Remnant and the marginalized groups on Earth. Yang, on the other hand, would be the life of the party. Her confidence and strength would make her popular, and she could even start teaching some basic hand - to - hand combat techniques at local gyms.
Ruby would likely be very excited to explore Earth. She might see it as a new adventure and would be eager to make new friends. Her weapon skills could also make her stand out in self - defense classes or martial arts clubs.
Ruby's speed and scythe - wielding skills could be very useful in Konoha. Her semblance of super speed would make her a formidable opponent in combat. She could quickly dodge ninja attacks and surprise her enemies. Her scythe could be seen as a unique and powerful weapon in the ninja world. Weiss's glyphs and ice magic would also be a great asset. She could use her ice to create barriers or freeze enemies in place, which is similar to some water - style jutsu. Her summoning of the Arma Gigas could be a new and powerful addition to the battles in Konoha.
He could be a mentor figure. Captain America has a wealth of combat experience and strong moral values. He could train the RWBY characters, especially in hand - to - hand combat and strategy. His presence would add a new dynamic to the Beacon Academy training sessions.
In 'rwby watches earth fanfiction', Ruby would be wide - eyed and eager to explore every new thing. She'd be constantly asking questions about how things work. Weiss would be shocked by the lack of a Dust - based power system but would soon start to admire Earth's ingenuity. Blake would be drawn to the underground subcultures on Earth, like punk or goth cultures. Yang would be amazed by the variety of fighting styles on Earth, from martial arts to boxing. They all would have to come to terms with the fact that Earth is a very different place from Remnant.
The Earth soldier could fit in by being a bridge between two different worlds. They could bring Earth's values and military ethics to the Star Wars universe. They might start off as a prisoner or a stowaway on a ship, but as they interact with the characters, they start to share their knowledge. Their unique perspective could help the characters in the fanfic to see things in a different light, like how to better defend a planet or how to negotiate with different species.
In a Pirates of the Caribbean fanfiction, Ruby could be seen as a sort of chosen one. Her innocence and determination could be what's needed to break a powerful curse. Weiss might form an unlikely alliance with a crusty old pirate who teaches her the ropes of the sea. Blake could discover a hidden community of Faunus - like beings in the Pirate world, and Yang would befriend some of the rowdiest pirates and show them that there's more to strength than just brute force.
Blake could be a bit of an enigma in Middle - earth. She might have some similarities to the Rangers, as she is used to being on her own and is very stealthy. Her faunus heritage could also add an interesting dynamic, as she could have some unique abilities that are different from the normal races in Middle - earth. Yang, with her strength and courage, would be a great addition to any battle. She could be like a female version of Gimli, always ready for a fight and not afraid to take on powerful enemies.
Blake might be more reserved in her reaction. She would analyze the fanfic from a different perspective. She might think about how the crack concepts could potentially be developed into more serious or interesting storylines in a different way. For instance, if there's a crack fanfic about her having a secret love for cheesy romance novels, she might consider how that could be used to explore a different side of her character.
Harry Potter himself could be seen as a kind of foreign wizard in the RWBY world. He might be initially confused by the concept of Dust but quickly adapt and use his magic to enhance the RWBY team's capabilities. Hermione would probably be fascinated by the study of Dust and Semblances, and use her vast knowledge to help bridge the gap between the two magic systems. Ron could be the one who forms quick friendships with the RWBY characters, sharing his sense of humor and loyalty.
A Saiyan could fit in as a new student at Beacon. They would bring their unique fighting style and powers. For instance, they could use their tail as an extra weapon or sense danger like they do in their original lore.
In a 'noctis in rwby fanfiction', Noctis' ability to use magic, like his elemental attacks, would be a significant factor. In the RWBY world, magic is a somewhat mysterious and not - fully - explored aspect. Noctis could introduce new forms of elemental combat. His fire - based attacks could be used to counter ice - type Grimm, and his lightning attacks could stun enemies, allowing his RWBY allies to deliver finishing blows. Also, his ability to enhance his physical abilities with magic, such as increased strength or speed, would make him a formidable ally in battles against the powerful Grimm and any human adversaries that might arise.