Percy and Annabeth are by far the most popular pairing. They have a long - established relationship in the original series, and fans love to explore more of their story in fanfics. Their dynamic, with Percy's impulsiveness and Annabeth's intelligence, makes for great romantic material.
Some fans also like the pairing of Thalia and Reyna. Thalia's tough - as - nails attitude and Reyna's strong leadership skills can lead to some really interesting power - dynamic and romantic scenarios in fanfics. Their relationship can be written in a way that shows mutual respect and a slow - burning attraction, which is appealing to many readers of this type of fanfic.
Another popular pairing is Nico and Will. In the Percy Jackson universe, their relationship has a lot of potential for exploration in fanfics. Nico's brooding nature and Will's more upbeat and positive attitude create an interesting contrast that many fans enjoy writing about and reading in 'Falling for you Percy Jackson fanfic'.
A popular pairing is Harry Potter and Annabeth Chase. Fans like to imagine how their different leadership styles and magical/demigod abilities would interact. Harry's quick thinking and Annabeth's strategic mind could make them a formidable team in fanfic adventures.
A popular pairing could be Percy Jackson and Ziva David. Their different backgrounds and skills could make for an interesting dynamic. Percy with his demigod powers and Ziva with her combat and spy skills could team up in fanfiction to take on various threats.
Another pairing that might be popular is Jack (Magnus' sword) and Riptide (Percy's sword). It's a more unique and humorous pairing as fans might write about the two sentient weapons having conversations or competing with each other in some way.
Nico di Angelo is another popular character in these fanfics. His control over the dead and shadow - traveling abilities offer a lot of room for creativity. Fanfic writers often give him new powers or expand on his existing ones, like making his control over the dead more powerful or adding new elements to his shadow - traveling. His brooding and mysterious nature also makes him an interesting character to write about in the context of powers.
Obviously Percy himself is very popular. Since it's a 'Percy Jackson Reacts' scenario, he's at the center of it all. Fans love to write about his reactions.
Percy Jackson himself is obviously very popular. His powers over water and his heroic nature make him a central figure in many fight scenes.
Percy and Cloud. Cloud is a brooding and powerful character from Final Fantasy, and Percy is a brave and resourceful demigod. Their different personalities and powers would create an interesting dynamic. They could learn from each other, like Percy teaching Cloud about the Greek gods and Cloud showing Percy some of his sword - fighting techniques.
Percy Jackson and Thor would be an interesting pairing. Percy has his water powers and connection to the sea, while Thor has his lightning powers. They could have some really cool battle scenes together, like when they face a water - and lightning - based enemy. Also, they both have a bit of a sense of humor and a heroic nature, so they'd probably get along well.
Definitely Percy and Tony Stark. Percy is this young, powerful demigod from a world of magic and myth, while Tony is a genius billionaire with high - tech gadgets. Their interactions would be filled with banter. Tony would be constantly trying to figure out how Percy's powers work and Percy would be both amazed and a little put off by Tony's arrogance at times.
Another possible pairing could be Jason and Piper. They are a couple in the books too. In the fanfic, their seven minutes could be used to explore their relationship further, like discussing their future plans or reminiscing about their adventures together.