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.
Naruto and Shaggy would be really interesting. Naruto is all about courage and facing challenges head - on, while Shaggy is often timid and scared. Their interaction could be really funny and also lead to some character growth for Shaggy as he might learn to be braver from Naruto. Also, Sasuke and Velma could have an interesting dynamic. Sasuke's brooding and intelligent nature could pair well with Velma's analytical skills as they try to solve the mysteries together.
Definitely Naruto and Buster Moon. Naruto's bold and adventurous nature would clash and also blend well with Buster's ambitious and creative side. Buster would be fascinated by Naruto's ninja abilities and Naruto would be excited about Buster's show - making skills. They could come up with some amazing and out - of - the - box ideas for a performance in the Sing world.
One of the most interesting interactions could be between Sasuke and Zoidberg. Sasuke is this brooding, powerful ninja, and Zoidberg is this clumsy, loveable lobster - doctor. Sasuke might be initially disgusted by Zoidberg's appearance but as he gets to know him, he realizes that Zoidberg has a good heart. Zoidberg, on the other hand, would be in awe of Sasuke's power. Also, Hinata and Amy could have a really sweet interaction. Hinata is shy and gentle, and Amy is confident and intelligent. They could exchange stories about their respective worlds and form a really nice friendship.
Definitely Naruto and Deadpool. Naruto's positive and determined nature would contrast so much with Deadpool's crazy and unpredictable personality. They would probably drive each other nuts at first, but then form an unlikely but very effective team. Naruto would be constantly trying to get Deadpool to focus and be more 'ninja - like', while Deadpool would be making Naruto loosen up and have more fun.
Naruto and Eren would definitely have an interesting interaction. Naruto, with his belief in never giving up and always finding a way forward, could inspire Eren, who has his own strong will but is also burdened by a lot of anger. Their different ways of dealing with difficult situations would make for great dialogue. Also, Levi and Sasuke could be an interesting pair. They are both highly skilled fighters with a bit of a cold exterior. They might start off as rivals, but then come to respect each other's abilities as they fight together against the Titans.
Rick and Kakashi would have an interesting interaction. Kakashi would be very cautious around Rick, seeing him as a potential threat with all his unknown technology. Rick would probably find Kakashi's Sharingan fascinating and might try to figure out how to replicate it. Morty and Naruto would also be a great pair. Naruto's positive attitude would be a contrast to Morty's often negative and scared self.
One interesting aspect is the character interactions. For example, when Scooby Doo and his gang cross over with characters from other shows, we get to see how their personalities clash or complement each other. It can be really funny to see the cowardly Scooby interact with a very brave character from another series.
Naruto and Shaggy could be an interesting pairing. Naruto's high - energy and brave nature could contrast with Shaggy's cowardly but kind - hearted personality. They could learn from each other. Naruto could teach Shaggy to be more courageous, and Shaggy could introduce Naruto to some delicious human world food.
Naruto and Scooby would be a really interesting pairing. Naruto's energy and enthusiasm would contrast with Scooby's cowardice. Naruto could encourage Scooby to be brave and Scooby could teach Naruto about having fun even in scary situations. Also, Naruto's ability to make shadow clones could be used in really creative ways to help solve mysteries, like sending clones to different areas while Scooby and the gang follow the main clue.
Gara and Four Arms would have an interesting interaction. Gara, with his sand powers, is used to being in control and a bit of a loner. Four Arms is all about brute strength and action. When they meet, Four Arms might challenge Gara to a test of strength, which Gara would initially be hesitant about. But then they could find common ground in protecting their respective worlds. Four Arms could show Gara a more straightforward way of fighting, while Gara could teach Four Arms about using the environment to his advantage with his sand.