One interesting plotline could be Deku having to face off against his classmates in a series of challenges that test not only their quirks but also their teamwork and strategic thinking. Maybe there's a misunderstanding that leads to the conflict.
Some fanfics focus on the theme of support. In a 'male x mirio' relationship, they support each other through difficult times, whether it's dealing with personal problems or challenges in their hero - related tasks. It shows a really positive and heartwarming side of the relationship. And of course, there are also fanfics that play with the theme of the power dynamics between the two characters, which can lead to some unique and exciting plotlines.
A common theme is their bond. Since they are friends in the original story, fanfics often explore how deep that bond can be. It could be a story about loyalty, where they are always there for each other no matter what.
Deku himself is likely to shine. Given his powerful quirk and his growth throughout the main series, he'll surely put up a great fight against his classmates. Bakugo could also shine as he's always been in competition with Deku and has a very strong quirk.
Good 'bnha mirio x tamaki fanfic' often has well - developed characters. It should stay true to their personalities as seen in the original BNHA. For example, Mirio being the confident and positive one, and Tamaki being shy and reserved. Also, a great plot is key. It could be about their friendship growth, or how they face challenges together. And the writing style should be engaging, making the readers feel the emotions between them.
One great 'bnha mirio x tamaki fanfic' is 'Sunshine and Shadows'. It beautifully explores their relationship, showing Mirio's bright and positive nature complementing Tamaki's more introverted personality. Another one is 'The Bond Beyond Heroes' which delves into how their friendship evolves into something deeper during their hero training days. There's also 'Mirio and Tamaki: A Different Kind of Teamwork' that focuses on their teamwork in battles and how that strengthens their connection off - the - battlefield.
The theme of loyalty also pops up often. They are shown to be extremely loyal to each other. In some fanfics, when one of them is in danger, the other will go to great lengths to protect them, no matter the cost, which really emphasizes the strength of their relationship.