You can start by looking on fanfiction websites like Archive of Our Own. There are often a plethora of stories in this fandom there. Just search for 'Red vs Blue Washington x Carolina' and you'll get a list of relevant fanfictions.
Well, I'd recommend checking out some Red vs Blue fan communities on social media platforms. For example, on Reddit, there might be subreddits dedicated to the series where fans share their favorite fanfictions, including those about Washington and Tex. Also, Tumblr can be a good place. Some bloggers there are really into sharing and discussing fan-written stories about different pairings in the show.
Fanfiction.net is also a good place to look. Just use the search function and type in'red vs blue tex x carolina'. There are often many works by different authors. However, the quality can vary, so you might need to skim through a few to find the really good ones.
You can try searching on fanfiction platforms like Archive of Our Own (AO3). It has a large collection of fanfictions for various fandoms, including Red vs Blue. Just use the search bar and type in 'Red vs Blue Church x Carolina' and it should show relevant stories.
One common theme is the development of their relationship. It could be a slow - burn romance or a deepening of their friendship. Another theme is them facing challenges together, like battles or dealing with other characters' issues within the Red vs Blue universe.
Fanfiction.net might also have some. You can use the search function on the site and type in relevant keywords like 'Washington' and 'Carolina' to narrow down the results.
First, know the 'Red vs Blue' universe well. Understand Carolina's character traits, her history, and how she behaves. For the OC, create a unique and believable backstory. Make sure their personality and skills fit within the 'Red vs Blue' world.
One great 'Red vs Blue Carolina x OC' fanfiction is 'The Unlikely Alliance'. It has a well - developed OC who teams up with Carolina in an exciting adventure. The story really delves into their relationship development and the action scenes are engaging.
I'm not really into that specific crossover myself, but generally when looking for fanfiction like 'red vs blue naruto x carolina', it's important to look for well - written ones. Check the reviews and ratings on the fanfiction platforms. Maybe start with the ones that have high ratings and positive reviews. They are more likely to be engaging and well - crafted in terms of plot and character development.
There's also a fanfiction called 'Tucker and Carolina: A New Alliance'. In this story, they are forced to work together on a dangerous mission. It's really interesting to see how their different personalities clash and then complement each other throughout the story. They start off a bit at odds but as the mission progresses, they develop a deeper connection.
One common theme could be the clash of different universes. Naruto's ninja world and the world of Red vs Blue are very different, so exploring how the characters adapt to the new environment is often seen. Another theme might be friendship. Characters from both series might form unexpected friendships or alliances.