Perhaps a story where the technology - savvy Artemis Fowl finds a way to hack into the ancient magic systems of the Percy Jackson universe. This could lead to all sorts of chaos as he accidentally unleashes some long - dormant threats while also trying to use the magic for his own ends. And Percy has to step in to stop the mayhem while also learning about the newfangled technology Artemis brings with him.
One interesting storyline could be the struggle of a Son of Artemis in a world dominated by male demigods. He might face discrimination or be underestimated at first. For example, in a quest, others might doubt his abilities because he's associated with Artemis, a goddess who has a mainly female following. Another could be his relationship with the wild animals that Artemis is associated with. He might have an extraordinary bond with them, which helps him in various challenges, like using a pack of wolves to track down a powerful enemy.
Artemis Fowl, being the calculating and often - aloof character that he is, might look down on Percy at first. He might see Percy as a bit of a brute, just charging into battles. However, as he witnesses Percy's loyalty to his friends and his ability to think on his feet in the heat of battle, he would gain a new respect for him. Percy, on the other hand, would be fascinated by Artemis's gadgets and his ability to outwit his enemies with his wits. They would likely have a lot of banter, with Percy making fun of Artemis's overly - complicated plans and Artemis criticizing Percy's lack of strategic thinking in some situations.
One great 'Artemis Fowl and Percy Jackson' fanfiction is 'The Crossover Quest'. It combines the two universes in an exciting adventure where Artemis and Percy team up to fight a common enemy that threatens both the fairy world and Camp Half - Blood. The story is well - written with great character interactions.
One of the most interesting storylines could be Percy's adventures as the God of Rivers. He might have to deal with river spirits and their conflicts. For example, he could be involved in a power struggle between different river domains.
The two universes are so different yet have some similarities. The magic in Percy Jackson's world and the technology in Artemis Fowl's world offer a lot of room for creativity. Fanfiction writers can explore how these elements mix, like in a story where Percy uses his powers in the high - tech world of Artemis Fowl. It's this exploration that attracts readers.
One interesting fanfiction could be about Percy Jackson and Artemis Fowl teaming up to solve a mystery that involves the powers of Apollo. For example, they might have to find a lost artifact that has the power to control the sun, which is related to Apollo's domain. In this fanfiction, Percy could use his water - based powers and Fowl's brilliant intellect to overcome various obstacles.
Some fanfictions might explore a storyline where the characters from Danny Phantom and Percy Jackson are swapped in their respective worlds. Percy in Amity Park having to deal with ghosts and Danny in the demigod world having to face the challenges there. This could lead to some really fun and unique character interactions. Another idea could be a crossover of their friends and allies. So, Tucker and Annabeth working together to come up with a plan, or Sam and Grover on an adventure to find a magical item that can help Danny and Percy in their fight against the combined threats of their two worlds.
I think a really intriguing pairing would be Grover and Olaf. Grover is this nature - loving satyr, and Olaf is this innocent and fun - loving snowman. Grover could be constantly worried about Olaf melting in the wrong conditions, while Olaf could introduce Grover to the joys of just having fun without so much worry. Also, Jack Frost from the Frozen - adjacent lore and Percy could be a great pair. They both have a connection to the cold and water in different ways, and their powers could either clash or work together in interesting ways.
A great storyline might involve a fusion of the two worlds' mechanics. For example, the Velvet Room from Persona could have some connection to Joker's world. The Igor-like figure could offer Joker and his friends some new kind of power or knowledge that they use to combat a common foe. Or perhaps the Persona characters learn about Joker's Metaverse Navigator and try to replicate it in their world, which leads to all sorts of unforeseen consequences and adventures.
One possible storyline could be the OC being a new demigod who catches the attention of both Percy and Artemis. Maybe the OC has a special power that is crucial in a new threat that's emerging in the world of the gods. For example, the OC could have the power to control time briefly, which becomes important when an ancient enemy tries to rewrite history to gain power.