You can try looking on popular fanfiction websites like Archive of Our Own (AO3). It has a large collection of RWBY fanfictions, and there's a good chance you'll find 'ancient's rwby fanfiction' there. Another option is FanFiction.net, which also has a wide range of RWBY - related stories.
Well, one interesting aspect could be the unique interpretations of the RWBY characters. Fanfiction often takes the existing characters and gives them new backstories or development arcs. In 'ancient's rwby fanfiction', perhaps there are some really creative takes on the relationships between the characters, like Ruby and Weiss having a different kind of friendship dynamic than in the original series. It might also explore uncharted areas of the RWBY universe, such as undiscovered Grimm or new kingdoms.
Typically, the main characters would still include Ruby, Weiss, Blake, and Yang from RWBY. They are likely to be at the forefront of any action involving the ancient predators.
Well, Weiss might be a bit critical at first. Since she is used to a certain standard, she might nitpick some inaccuracies in the fanfiction. But at the same time, she could also appreciate the creativity that goes into it. Blake would probably be more open - minded. She has a complex backstory herself, and seeing how fans explore that in fanfiction could be both fascinating and a bit strange for her. Yang would likely have a good laugh at some of the more out - there ideas in the fanfiction.
In RWBY fanfiction, Blake's pet could be a cat. It might have special abilities like being able to sense Grimm nearby. This would add an interesting dynamic to the story as it could help Blake and her team in their battles or in their travels.
Topaz can play different roles in RWBY fanfiction. She might be a sidekick to a main character, helping them achieve their goals. For instance, if Ruby is on a mission, Topaz could use her abilities to assist Ruby in combat or in gathering information.
Well, in 'ancient machine rwby fanfiction', one interesting aspect could be the unique interpretations of the RWBY universe combined with ancient machines. It might show how the characters interact with these mysterious ancient technologies, perhaps leading to new powers or challenges for them.
In some 'ancient predators rwby fanfiction', there could be a plot where the ancient predators are somehow related to the Grimm. Maybe they were the predecessors or a more powerful version. The story could then revolve around how the RWBY team discovers this connection and uses it to their advantage. They might have to team up with some unlikely allies, like some old hunters who have knowledge about these ancient predators.
In the 'rwby reacts to the future fanfiction', RWBY might have a range of reactions. Ruby could be full of curiosity, eager to learn more about what the future holds for her and her friends. Weiss might initially be skeptical, analyzing every detail to see if it's plausible. Blake could be more reserved in her reactions, quietly taking in the information while being a bit wary. Yang, on the other hand, might be more vocal, either expressing her approval or her doubts loudly. They would all be influenced by their own personalities and experiences up to that point in the story.
They might be shocked. They would see things they never expected, and it could change their view of the future. Maybe they'd be excited to see positive changes or worried about potential disasters.