Definitely Yugi and Percy. Yugi is the heart of the Yugioh series with his connection to the Millennium Puzzle and his dueling skills. Percy, on the other hand, is the hero of the Percy Jackson series, a demigod with his own set of powers. They would be the ones to bring the two worlds together and lead their respective groups in any adventure or conflict.
Yugi, Percy, Joey Wheeler, and Annabeth Chase could all be main characters. Joey is Yugi's friend and a great duelist in his own right. Annabeth is Percy's intelligent and strategic friend. They could add different dynamics to the story. Yugi and Percy would be at the forefront, but Joey and Annabeth would be there to support, offer different perspectives, and get involved in the action. For example, Joey might get into a friendly rivalry with some of the demigods, while Annabeth could use her wisdom to figure out how the Yugioh cards' magic works in relation to their world.
A 'yugioh percy jackson crossover fanfiction' could be really interesting. Maybe the characters from Yugioh end up in the world of Percy Jackson. For example, Yugi and his friends could meet Percy and they'd have to work together to solve a mystery that involves both the magic of the Yugioh cards and the powers of the Greek gods. They might use the cards to battle against some mythical monsters that are causing trouble in both their worlds.
Naruto, of course, would be a likely main character. His positive attitude and determination would make him a great fit. Percy Jackson too, with his heroics and ability to lead. And from the Uchiha clan, Sasuke could be a main character. His complex personality and powerful Sharingan abilities would add a lot of drama to the story.
Well, one idea for this crossover could be that Savitar somehow ends up in the world of Percy Jackson. Maybe he's chasing after some new kind of speed - the speed of a demigod? And Percy has to figure out how to deal with this strange, super - fast being who doesn't seem to follow the normal rules of the Greek myth world.
Survival is also a key theme. Often, there's a threat that forces them to work together. This could be a powerful monster or an evil force that wants to destroy both of their worlds. In these situations, they need to use their combined skills and knowledge to survive, and this theme adds a lot of tension and excitement to the fanfiction.
The demigods from Percy Jackson's world would interact with the Diablo characters in different ways depending on their personalities. Annabeth, being the strategic thinker, would try to analyze the Diablo characters' weaknesses and form plans. She might try to communicate with any intelligent Diablo creatures to find out more about their world. Grover, with his connection to nature, might be really disturbed by the corrupted and dark nature of the Diablo world. He could try to find any remnants of good or nature in that world to help in the fight against the dark forces. And when it comes to the Diablo characters, some of the more cunning ones might try to manipulate the demigods for their own ends.
Percy would likely be very curious about the characters in the Overlord world. He might approach them with his usual friendly and adventurous attitude. The Overlord characters, depending on their nature, could either be hostile or intrigued. For example, the more powerful and evil - inclined characters might see Percy as a threat and try to eliminate him. But the more neutral or good - hearted ones could be interested in learning about his powers and his world.
For Artemis, you could show her softer side. In the original stories, she's very stoic. But in the crossover, maybe Percy's more human and relatable nature starts to chip away at her cold exterior. For Percy, he could grow in his understanding of the more wild and untamed aspects of the divine world through his interactions with Artemis.
Percy Jackson himself is often a very popular crossover character. His unique powers and his heroic nature make him stand out. He can bring a different kind of energy to the world of The Originals. Another popular one could be Annabeth Chase. Her intelligence and strategic thinking can be a great asset in the complex world of The Originals where there are always power plays and battles to be won.
At first, they might be cautious around each other. Aquaman, being the king of Atlantis, would be wary of this strange demigod from the surface world. Percy, on the other hand, would be in awe of Aquaman's power and the strange underwater world. But as they face challenges together, like fighting off some menacing sea creatures or stopping a villain who wants to control the ocean, they would start to respect and rely on each other. Percy might crack some jokes to lighten the mood, which Aquaman might find strange at first but then start to appreciate as a sign of Percy's courage.
Percy, with his powers over water, could be like a water - based ninja in an anime world. His impulsive nature would also add a lot of action and drama. Annabeth could be the smart strategist, similar to characters like Shikamaru from Naruto. Grover could be the comical sidekick but also have important roles like sensing danger in the anime world.