One idea could be a fanfic where Saiki Kusuo has to deal with an alien invasion while trying to keep his psychic powers a secret from the new threats. Another could be a story about him going on a school trip and using his powers in hilarious ways to make the trip more interesting or avoid disasters. Maybe a fanfic where he befriends a new student who has a very unique power that even surprises Saiki.
You can try fanfiction websites like Archive of Our Own (AO3). It has a large collection of fanfics from various fandoms, including 'saiki kusuo'. There are often filters you can use to sort by popularity, rating, and genre.
In 'saiki kusuo x brother fanfiction', the plot could range from comical to heart - warming. Maybe there are stories where they team up to deal with Saiki's psychic - related problems or just have normal brotherly adventures. The fanfiction gives an opportunity to expand on the characters beyond what is shown in the original work, adding new layers to their relationship.
Well, in fanfiction about Saiki Kusuo and Teruhashi, often their relationship is explored in really interesting ways. Sometimes it shows Teruhashi's attempts to get closer to Saiki in a more comical way compared to the original series. And Saiki, with his unique powers, might react in different and unexpected manners.
Romance is a very common theme. Given Saiki's unique personality and powers, it's interesting to see how female characters might fall for him or how he might navigate romantic feelings. Another theme is friendship. As mentioned before, the idea of a female friend for Saiki and their adventures together is quite popular.
Friendship within the family is also a common theme. Despite being brothers, they might have a friendship - like bond that is explored. For instance, they could have inside jokes and shared hobbies that are unique to them. Also, the theme of protection can be popular. Saiki might use his powers to protect his brother from various threats, or vice versa.
I'm not entirely sure as I haven't read it in detail. But generally, it might be about the adventures or daily life of Saiki Kusuo. It could involve his superpowers and how he deals with various situations around him.
Well, there are fanfictions where Saiki Kusuo gets transported to a different dimension. In this new world, his powers work differently, and he has to figure out how to get back home while also dealing with the strange inhabitants. Some fanfictions also center around Saiki's love life, which is quite a rarity in the original series. For example, there might be a story where a girl manages to break through his cold exterior and he starts to develop feelings, which is really a fascinating concept considering his usual aloofness.
One popular theme is the 'unlikely couple' aspect. Given Saiki's introverted nature and Teruhashi's popularity, the idea of them getting together is an interesting concept. Another theme is the comical misunderstandings. Since Saiki has psychic powers and Teruhashi is always trying to be perfect, there are a lot of opportunities for misunderstandings that lead to humorous situations.
The main characters are Saiki Kusuo and his brother Kusuke. Kusuo is a psychic who tries to live a normal life despite his extraordinary powers. He has abilities like telepathy, telekinesis, and more. Kusuke, on the other hand, is a brilliant scientist with a bit of an eccentric personality. He is often interested in Kusuo's powers and tries to create things related to them.