The characters' interactions would be full of humor and chaos. Scooby and Jerry could form an unlikely friendship. Scooby might be in awe of how clever Jerry is at evading Tom. Jerry might find Scooby's cowardly but endearing nature charming. Shaggy would be constantly distracted by the food that might be involved in Tom and Jerry's chase. Tom would be frustrated by Jerry's new alliance with the Scooby gang, but also a bit intrigued by their detective work. Daphne would be the peacemaker, making sure everyone gets along. Fred would be using his leadership skills to direct their combined efforts. For example, when they are exploring an old building, Fred tells Tom to keep an eye on the upper levels, Jerry to check for hidden passages, and Scooby and the gang to search the main floors.
Scooby would probably be really curious about the ponies. He might sniff around them and try to figure out if they were some kind of strange dog - like creatures. Shaggy would be friendly right away, especially if the ponies offered him some food. The ponies, like Pinkie Pie, would be very excited to meet these new and strange visitors. She might throw a big party for them.
A great plot could be that there's a food - themed mystery. A new, strange food is making people act weird in town. Scooby Doo and Shaggy are, of course, very interested in the food aspect. Tom and Jerry are also drawn to it because it smells so good. Tom wants to keep Jerry away from it, but they all get caught up in finding out where the food is coming from and why it has such an odd effect. The gang uses their detective skills, while Tom and Jerry's constant chasing around the food sources actually uncovers some hidden secrets about the mystery food.
Dumbledore would be a very wise and calming presence in any interaction with the Scooby Doo gang. He could offer guidance and advice as they try to solve mysteries in the wizarding world. Meanwhile, Scooby might accidentally lead the Hogwarts students to some hidden passages or secrets in the castle because of his nose for trouble. And the ghosts in Hogwarts could either be really helpful to the Scooby Doo gang, like Nearly Headless Nick guiding them around, or be mistaken for the villains they usually chase, causing some comical misunderstandings.
Well, Dean Winchester is a hardened hunter. He's seen a lot of dark and terrible things. When he meets the Scooby Doo gang, he might initially think they're in over their heads. But as time goes on, he'd see that they have their own strengths. For example, Velma's sharp mind and ability to analyze clues quickly could be a real asset. Sam, being the more level - headed of the two brothers, would probably be quicker to see the potential in the gang. Shaggy and Scooby's fear of the unknown is different from the Winchesters' fearlessness, but it also adds a touch of humor to the situation. Daphne's beauty and grace combined with her ability to handle herself in tough situations would be appealing to both brothers. Fred's mechanical skills and his ability to set traps could be useful in a hunt. So, while there would be some clashes in personalities, like Dean's cynicism vs. the gang's optimism, there would also be a great deal of blending as they all work towards a common goal.
The characters can interact in many ways. For example, Naruto could teach Shaggy some basic ninja moves like how to run really fast or be stealthy. In return, Shaggy could introduce Naruto to the joys of Scooby Snacks. Sakura might befriend Daphne, and they could share their experiences of being part of a team.
There could be a great story where the Scooby Doo gang is investigating a haunted mansion, which is actually a portal to a darker dimension. Ghost Rider shows up because he senses the evil from that dimension. The gang at first is scared of him, but then they see how he battles the demons that start coming out of the portal. They decide to join forces. Daphne might be intrigued by Ghost Rider's power and try to learn more about it. Fred could use his trap - making skills to help Ghost Rider in combat. Velma could try to figure out the science behind Ghost Rider's powers and how they can use it to close the portal.
In a crossover, the art styles might blend in an interesting way. The Scooby Doo gang's simple and colorful designs would stand out against the more realistic and moody backdrop of Pulp Fiction. Story - wise, they could be searching for a villain who has some connection to both worlds, like a crime lord who is using a haunted house as a base for his illegal operations. The music would also be a mix, with Scooby Doo's catchy theme song and Pulp Fiction's iconic soundtrack playing at different times, creating a really unique and entertaining experience.
Shikamaru and Shaggy would be an odd but fun pair. Shikamaru is lazy but super smart, and Shaggy is always hungry and a bit of a scaredy - cat. They could bond over their love of food (Shikamaru likes his snacks too). And when it comes to getting out of tricky situations, Shikamaru's strategic mind could come in handy for both of them, while Shaggy's ability to run away fast might be something Shikamaru could learn from.
In a fanfiction crossover, Ghost Rider could end up in the Mystery Machine by accident. His flaming skull would surely freak out the gang. However, he might need their help to track down a villain who has escaped into the world that Scooby Doo and his friends inhabit. They could combine their skills, with Ghost Rider's supernatural powers and the gang's mystery - solving abilities.
To make it stand out, focus on the unique relationship between Scooby and Shaggy. Their friendship and how they support each other through scary situations can be explored in depth. Also, create new and interesting villains or mysteries that are different from the usual Scooby Doo plotlines.