For human kaiju fanfiction, a really cool idea would be a post - apocalyptic world where kaiju rule and a small group of humans are trying to survive. One of the humans has a special ability that allows them to sense the kaiju's movements. They use this to lead their group to safety and also try to find a way to take back the world from the kaiju. Another idea is a human who is reincarnated as a kaiju and has memories of their human life. They then try to use their human intelligence to make the kaiju world a better place. And a story about a human who is a kaiju hunter but starts to question whether all kaiju are truly evil after getting to know one closely.
Well, in human kaiju fanfiction, you could explore the concept of a human being transformed into a kaiju against their will. Maybe they were exposed to some strange radiation. They would then struggle with their new identity and try to find a way to reverse the transformation. Or perhaps a story about a secret society of humans who worship kaiju and are trying to bring about a kaiju - dominated world. Also, a story where a human discovers a way to communicate with kaiju and has to act as a mediator between the kaiju and the military who wants to destroy them.
One idea could be a human who gains kaiju - like powers through a scientific experiment gone wrong. They then have to deal with the consequences of their newfound strength and the fear of society. Another could be a world where humans and kaiju co - exist, and a human befriends a kaiju and they go on adventures together. A third idea is a group of humans who have to fight off an invasion of kaiju using their wits and some stolen kaiju technology.
One idea could be a kaiju fanfiction where the kaiju form an alliance with humans to fight against an even greater threat from outer space. It would be a unique twist on the usual kaiju - human conflict.
One idea could be to write a story from the perspective of a civilian caught in the middle of the Kaiju battles. Show their fear, their attempts to survive, and how they interact with the military trying to stop the Kaiju. Another could be a story about a Kaiju that has unique abilities not seen in the original lore, and how it changes the dynamic of the wars. Maybe it could be a Kaiju that can communicate with humans and tries to form an alliance against the more destructive Kaiju.
One idea could be a story about a group of survivors who find an ancient weapon that might be able to defeat the Kaiju. They then have to embark on a dangerous journey to figure out how to use it.
In Naruto Kaiju Bloodline fanfiction, an interesting plot could be that the main character with the Kaiju bloodline is ostracized by the village at first. But as time goes on, they prove their worth when a massive, Kaiju - like enemy attacks. Their ability to understand the nature of the Kaiju allows them to find its weakness and defeat it. Additionally, there could be a sub - plot about the main character trying to find others with the same bloodline to form a sort of 'Kaiju Clan' within the village for mutual support and to share their knowledge of their unique powers.
One interesting plot could be a human and a Kaiju forming an unexpected bond. For example, a young scientist discovers a Kaiju that is different from the others, not as aggressive. They start to communicate in some way, maybe through telepathy or signs. This challenges the traditional view of Kaiju as just mindless monsters.
Perhaps a story where a baby Kaiju is accidentally transported to a different dimension. In this dimension, it's the only Kaiju, and it has to adapt to a completely new environment. Meanwhile, the humans in the Pacific Rim world are trying to find a way to bring it back, not knowing how it will have changed in this strange new place.
Well, you could write a fanfic where a new type of kaiju is introduced into Kaiju Paradise. This kaiju has unique abilities that no one has seen before. The main character is a scientist or a researcher in the park who tries to study this new kaiju. Along the way, they face challenges from the park's management who don't want the public to know about this new discovery, and also from the kaiju itself which is very unpredictable.
Another aspect could be alternate endings or plot twists. For example, what if the main character had a different power - up sequence? It could completely change the dynamic of the story and the battles against the kaiju. Fanfiction allows for these creative reinterpretations.
How about a Kaiju that can split into multiple smaller versions of itself? This would be a strategic advantage as the Jaegers would then have to deal with several threats at once. Each smaller Kaiju could have a different ability, such as one being able to spit acid and another being extremely fast.
One idea could be exploring the life of a human who gains Saiyan-like powers through some scientific experiment gone wrong. They then have to learn to control these new powers while hiding their secret from the world.