Some fanfictions might explore Merlin's past in the Fate Stay Night universe more deeply. He could have had previous encounters with other powerful mages or beings that are now affecting the current Grail War. This could involve flashbacks and new revelations about his character and motives.
One interesting fanfiction could be about Merlin guiding a different Servant through the Holy Grail War in ways not shown in the original. For example, he might use his magic to give a less powerful Servant an edge in battle by revealing hidden strategies of the opponents.
One great 'Fate Stay Night Merlin Fanfiction' is 'Merlin's True Role'. It delves into Merlin's backstory and how his magic could have influenced the events of the Holy Grail War in ways not shown in the original. It has a really interesting take on his relationship with the other servants as well.
One interesting fanfiction could be where the reader is transported into the Fate Stay Night world and has to team up with the main characters to fight off a new, powerful enemy. It adds a unique perspective as the reader character brings in modern knowledge and different ways of thinking.
There are also 'oc fate stay night fanfiction' stories that focus on exploring different time periods or alternate universes within the Fate/stay night world. In some of these, an OC could be from a far - off future where the rules of the Holy Grail War have been completely rewritten. This can lead to really creative and engaging storylines as they interact with the classic Fate characters.
One interesting 'fate stay night reaction fanfiction' story could be about how the characters react to a modern - day setting. For example, seeing Saber in a shopping mall and her reactions to all the new things around her.
Fanfiction.net is also a possibility. There are many Fate Stay Night fanfictions there, and if you specifically search for Merlin - centric ones, you might find some gems. However, the quality can vary more compared to AO3, so you might need to do a bit more sifting through the results.
One interesting idea could be exploring different routes for the characters. For example, what if Shirou had chosen a different Servant at the start? Another could be delving deeper into the backstories of the Servants, like revealing more about their lives before they became heroic spirits. Some fanfictions also play with the concept of alternate universes, where the rules of the Holy Grail War are changed completely.
Merlin himself is often a very popular character. His powerful magic and mysterious nature make him a focal point. Writers like to explore his abilities further and put him in different scenarios.
Sure. In some fanfictions, the gamer theme is blended with the Fate/stay night lore. There might be a story where a group of gamers discovers a way to enter the Fate/stay night world and they start to compete not just for the Holy Grail but also to prove their gaming superiority within this new and dangerous realm. They might encounter different Servants and Masters and form unexpected partnerships or rivalries.
A cool 'fate stay night crossover fanfiction' idea might be a crossover with 'Final Fantasy'. The different classes and magic systems in Final Fantasy could blend well with the Fate universe. For example, a character from Fate could learn the job classes from Final Fantasy. Also, a crossover with 'Persona' could be interesting. The Velvet Room and the concept of personas could be integrated into the Fate world, adding a new layer of mystery and power to the story.
In this fanfiction, an interesting aspect could be the new ways of summoning Servants. Instead of the traditional methods, the gamer aspect might introduce a system where Servants are summoned based on in - game achievements or levels. This could bring in Servants that are not typically seen in the original story, creating fresh and unexpected interactions.