You can try looking on fanfiction websites like Archive of Our Own (AO3). It has a large collection of fanfictions, and you're likely to find Roy x Ed yaoi fanfictions there. Just use the search function and type in the relevant tags.
Some dedicated Fullmetal Alchemist fan communities or forums may also have members sharing or discussing Roy x Ed yaoi fanfictions. For example, Reddit has subreddits related to Fullmetal Alchemist where fans might post links or talk about their favorite fanfictions in this category.
You can try fanfiction.net. It has a large collection of 'Fullmetal Alchemist' fanfictions, including ones about Roy and Ed. Just use the search function to look for relevant stories.
A Roy yaoi fanfic set in the context of Fullmetal Alchemist's ED could be really interesting. Firstly, we need to consider the character of Roy. He's a complex character with a lot of depth. In a yaoi fanfic, his relationship with another male character could be explored in many ways. The ED might play a role in influencing the mood or the overall theme of the fanfic. It could be that the ED's themes of redemption or sacrifice are translated into the relationship between Roy and the other character. Maybe Roy has to make sacrifices for the sake of his relationship in the fanfic, similar to the themes in the ED.
The complex relationship between Roy and Ed in the original series. Roy is a military man with his own goals and Ed is a young alchemist with a strong will. Their interactions, which can be seen as a mix of rivalry and mutual respect, are interesting to explore in a romantic or more intimate context in yaoi fanfictions.
Fanfiction.net is also a possibility. There are numerous fan - created stories there. However, the tagging system might not be as refined as AO3. So you may need to do a bit more sifting through the results to find exactly what you're looking for in terms of Ed x Roy yaoi fanfiction.
One possible plot could be that Roy meets a new character in the events following the ED. They start off as comrades but gradually develop deeper feelings for each other. The ED's mood of post - conflict resolution could be a backdrop for their relationship to grow.
One great Ed x Roy fanfiction is 'The Alchemical Bond'. It delves deep into their complex relationship, exploring how their different personalities interact. The story has a lot of character development and some really interesting plot twists that keep you hooked. Another one is 'Flames of Friendship'. It focuses more on the early days of their acquaintance and how they gradually grow closer through their shared experiences in the world of alchemy.
There's also 'A Different Kind of Alchemy'. This fanfic focuses on how they collaborate on a secret alchemical project that no one else in the military knows about. It's filled with suspense as they face various obstacles together, and through that, their relationship blossoms. It's a great read for those who like a bit of mystery in their fanfictions.
You can try fanfiction websites like Archive of Our Own (AO3). It has a large collection of Fullmetal Alchemist fanfictions, including those about Roy and Riza. Just use the search function and type in 'Roy x Riza' to filter out the relevant stories.
You can start by looking on fanfiction websites like Archive of Our Own (AO3). It has a large collection of 'Fullmetal Alchemist' fanfictions, and you can easily search for Ed x Rose stories using the search function. Another option is Fanfiction.net. There are many talented writers on there who write about this pairing. You can also check out Tumblr. Sometimes fans will post links to their favorite Ed x Rose fanfictions or even write short ones directly on their blogs.
Another theme is adventure. They go on various quests together in the 'Fullmetal Alchemist' universe. Maybe they are searching for a way to reverse the results of a forbidden alchemy or to stop an evil alchemist. During these adventures, their bond strengthens. In some fanfictions, they face life - threatening situations which make them realize how much they mean to each other.