Naruto himself is often a very popular character in these fanfictions. His unique abilities and his growth as a character make him a great addition to any crossover story. He can bring his ninja skills and his positive attitude to the world of Ok Ko.
Sasuke can be a popular character as well. His brooding nature and powerful abilities can add a different flavor to the Naruto Ok Ko fanfiction. Maybe he has a rivalry with one of the characters from Ok Ko or teams up with them in an unexpected way to face a common enemy.
Rad would also be a common main character. He's KO's friend, and in the fanfiction, he might be involved in some sort of lemon - inspired adventure with KO. Maybe they go on a quest to find the rarest lemon in the world or something.
One popular story could be about Ok Ko's adventures in a new dimension. In this fanfiction, he might encounter strange creatures and have to use his unique powers in unexpected ways.
Well, a common theme is the power of teamwork. Imagine Ok Ko characters and Nick Army characters having to work together to overcome a powerful villain. This shows how different skills from both groups can combine to achieve a goal. And then there's the theme of cultural exchange. Since they are from different fictional universes, there can be stories about how they learn about each other's cultures, like different fighting styles in Nick Army and unique technologies in Ok Ko.
There might be a fanfiction where the ninjutsu from Naruto's world is introduced to the characters in Ok Ko. For example, Naruto could teach Ko how to use the Shadow Clone Jutsu, and they use it to prank the other characters in a really fun and light - hearted story.
To develop Ok Ko, put him in moral dilemmas. Should he save the day at the cost of breaking a rule? This would show different aspects of his character. For Enid, you can develop her by having her interact with characters she doesn't usually get along with. This could lead to her learning to be more patient or understanding. Ko can be developed by giving him a personal goal outside of just helping Ok Ko. Maybe he wants to be recognized for his own skills in the plaza, which could lead to some interesting character development as he tries to balance his own desires with his loyalty to his friends.
Begin by brainstorming ideas. Consider things like what if the Ok Ko characters had to enlist the help of the Nick Army? Or vice versa. Make a list of possible plot points. Once you have an idea you like, start building your characters. Decide how they will interact and how their personalities will clash or complement each other. For instance, if a very serious Nick Army character meets a carefree Ok Ko character. Then, start writing your first draft. Don't be afraid to make mistakes. You can always go back and edit later. Write from the heart and let your creativity flow.
Definitely Enid from 'OK KO let's be heroes'. She has her own unique fighting style and a cool personality. In a crossover, she could team up with characters like Dipper from 'Gravity Falls'. Dipper's knowledge of the supernatural and Enid's combat skills would make for an interesting duo.
Maybe a corrupted gem that has the ability to control technology. It sees the world of OK KO as a perfect place to spread its corruption. It takes overobox robots and uses them to attack both the heroes of OK KO and Steven. This gem villain could be really powerful as it combines the strength of gems and the technology of theobox world.
One interesting story could be about how the characters in 'ok ko' face a new and unexpected challenge that is presented in a very creative way in the fanfiction. Maybe they have to deal with a strange new villain who has powers related to lemons in some wacky way.
A fanfiction could center around a lemon - based competition in the Ok Ko! world. Carol and Enid decide to enter as a team. They have to compete against other characters. They come up with creative strategies, like using Carol's physical abilities to gather ingredients and Enid's knowledge to create the best lemon - based product. Their teamwork and friendship are put to the test.