Imagine if the Fruit Loops were cursed. Danny's little sister Jazz buys a box of Fruit Loops and after eating some, strange things start happening around the house. Danny has to figure out how to break the curse. He discovers that the curse was placed on the Fruit Loops by a disgruntled former employee of the factory who had some ghostly powers. Danny has to track down this person (or ghost) and make them reverse the curse.
The Fruit Loops could be part of a magical prank. A new ghost in town uses Fruit Loops to create illusions all over the place. Danny has to deal with these illusions while also trying to figure out who is behind it all. He might initially think it's just a normal human prankster, but then realizes it's a ghost with a strange sense of humor. The Fruit Loops could be the source of the illusion - creating power, and Danny has to find a way to stop the flow of their magic.
In fanfiction, the ice core could be linked to a prophecy in Danny's world. For instance, it could be foretold that the one who unites with the ice core will either save or destroy the world of the living and the dead. Danny then has to figure out which path he will take when he comes into contact with the ice core. He may face internal struggles as the power of the ice core tempts him to use it for personal gain, but he has to resist and use it for the greater good. This way, the ice core becomes a central element that drives the character development of Danny and the overall plot of the story.
The anti - venom concept can be unique in Naruto fanfiction by making it related to the tailed beasts. For example, the chakra of one of the tailed beasts could be the key to creating an anti - venom. Naruto, being a jinchuriki, could then use this connection to save someone from a venomous attack.
You could have a character who is an atheist suddenly experience a moment of 'by the grace of God'. For instance, they are about to be killed by a powerful supernatural being, and then a mysterious force saves them. They then start to question their beliefs and explore the role of God in the Supernatural world. It would add an interesting character arc.
A unique incorporation could be through a time - travel aspect. Imagine a character from the future traveling back to the Pokemon Sun and Moon era while pregnant. Their knowledge of future Pokemon and events could be intertwined with their pregnancy journey. They might be trying to protect their unborn child from future threats that are related to the Pokemon world. Or perhaps they are on a mission to ensure a certain Pokemon evolution or event happens so that their child will grow up in a better Pokemon - related future.
A unique way could be to have the Kyuubi's chakra be tied to the bikini. For example, the more powerful the Kyuubi's chakra, the more elaborate and magical the bikini becomes. Naruto has to learn to control this new aspect of the Kyuubi's power as they go on a journey to save the village from a new threat. This would add a fresh twist to the typical Naruto and Kyuubi relationship.
One unique way is to make the dragon fire act as a form of communication. Imagine a dragon that can send messages through the patterns of its fire. In the fanfiction, the main character has to learn to decipher these messages to solve a mystery or prevent a disaster. Another idea is to have the dragon fire be a source of time - travel. When the fire engulfs a certain magical object, it can send the holder back in time, leading to all sorts of interesting plot twists in the Harry Potter universe.
You could make the heritage potion a key part of a mystery. Maybe it's the only thing that can solve a series of strange disappearances in the wizarding world. The characters have to track down the ingredients, which are scattered across different magical locations, and then brew the potion correctly. Along the way, they learn about different family heritages and how they might be connected to the mystery.
One way is to use it as a form of communication. Danny's split images could be like holograms that he can send to his friends or enemies. For example, he could send a split image of himself to warn his friends about an upcoming danger while he's occupied elsewhere. Another way is to make it a part of a mystery. The split images could appear randomly in the town, and Danny has to figure out why and who is causing it.
Well, fireworks can be used as a symbol. For example, in a fanfiction, every time Batman has a major victory, the people of Gotham set off fireworks. It becomes a sign of hope. Or, a new villain could create fireworks that are actually small bombs disguised as regular ones. Batman has to quickly learn to tell the difference to stop the villain's attacks.
Imagine a region in the Pokemon world where there is a festival related to diapering Pokemon. Trainers from all over come to show off their best - decorated Pokemon diapers or compete in diaper - changing races. This would be a really creative and fun way to incorporate the concept. It could also be a way for different trainers to bond and share their experiences with taking care of their Pokemon in this aspect. Also, there could be special rewards for the winners, like rare Pokemon items or new types of Pokemon diapers that have unique abilities.