Who would be the most likely characters from 'The Loud House' to interact with Casper in a crossover fanfiction?

Well, X himself would likely interact with Lincoln. Lincoln is often at the center of things in the Loud House, and he would probably be the one to first encounter X if he showed up. They could bond over their sense of justice and protecting their respective worlds.

One possible plot could be that Casper, the friendly ghost, gets lost in Royal Woods where The Loud House is located. The Loud kids discover him and at first are scared, but then they realize he's friendly. Together, they help Casper find his way back to the Ghost World while having all sorts of wacky adventures in Royal Woods, like trying to hide Casper from their parents and getting into spooky yet funny situations at school.

The Turtles could interact with the Loud family by sharing their knowledge of martial arts. For instance, Raphael could teach Lincoln some self - defense moves. In return, the Louds could introduce the Turtles to normal family activities like having a family dinner or playing board games.

I think Lincoln from The Loud House and Sam from Totally Spies could team up. Lincoln is smart and good at coming up with plans, and Sam is the most level - headed of the spy girls. They could work well together. Also, Lola and Clover might team up. Lola is all about beauty and winning, and Clover is stylish and confident. They could use their charm to distract villains while the others do the more action - packed parts of the mission.

Obviously, the Loud family members would be the main characters. Lincoln, being the main character in the original series, would probably play a crucial role in this fanfiction too. He might be the one to come up with plans to deal with the situation of being left in the dark.

Most likely, the main characters would be the Loud siblings. They are at the center of the 'Loud House' series, so in a fanfiction about changing the baby, they would probably play important roles.

Jade West from 'Victorious' and Stef from 'The Fosters' might also be a great pair to interact. Jade is tough and outspoken, and Stef is a strong - willed woman. They could start off butting heads but then find common ground and respect for each other. Maybe they both have to deal with some kind of troublemaker in their respective communities and end up sharing strategies.

In a fanfiction, the interactions could be really interesting. Cloak and Dagger are used to a world of danger and secrecy. When they meet the Loud family, they bring that sense of mystery with them. The Loud family, being curious, would ask a lot of questions. There could be a scenario where one of the Loud kids gets into trouble in the city, and Cloak and Dagger rescue them. This would start a relationship where the Loud family is in awe of Cloak and Dagger's abilities, and Cloak and Dagger are charmed by the family's warmth and unity. As time goes on, they could start working together on smaller issues in the neighborhood, with the Loud kids using their street - smart knowledge and Cloak and Dagger using their powers.

If you're doing a crossover with 'Scooby - Doo', Scooby and Shaggy are must - includes. They could bond with the Loud family over food and then get caught up in a mystery in Royal Woods. Velma could use her smarts to solve the mystery, and Fred could lead the way with his trap - making skills. Daphne could also befriend the Loud sisters and add some charm to the story.

I think Sakura from Naruto and Stella from Winx could interact a lot. Sakura is a strong - willed and intelligent kunoichi, and Stella is a confident and powerful fairy. They could have some really interesting conversations about their respective worlds, like comparing the medical ninjutsu in Naruto's world to the healing magic in the Winx world. And they might also get into some friendly rivalries while training together.