Well, maybe in this fanfic, Sam is somehow transported into the Naruto world. He meets Naruto and they both discover a strange cat with special chakra. This cat seems to hold the key to a mystery that is affecting both their worlds. They embark on a journey to figure out what the cat is all about and along the way, Naruto teaches Sam some ninja moves and Sam shows Naruto some of his gadgets. As they solve the mystery, they form a strong bond with the cat and each other.
One possible plot could be that Naruto and Sam find a magical cat that can talk. The cat has the ability to teleport between the Naruto universe and Sam's world. Together, they have to protect the cat from an evil force that wants to use its powers for bad. Naruto uses his ninja skills and Sam uses his own unique abilities to fight off the bad guys and keep the cat safe.
It could be Orochimaru from the Naruto universe. He might be interested in the cat's special abilities, perhaps thinking he can use them to gain more power or immortality. He would be a formidable antagonist as he has his snake - like powers and is very cunning.
A possible plot is that Sam and Cat are hired as guest stars on iCarly. Sam is initially not happy about it, thinking it's too 'girly', but Cat is super excited. Once on the show, Sam challenges Carly to a cooking duel, which turns into a complete disaster as Sam's cooking is, well, not exactly gourmet. Meanwhile, Cat befriends Spencer and they create some really strange art together that they try to sell on the iCarly webcast. This could bring in a new audience who are fans of Sam and Cat, and also create some tension between the two shows' regular characters as they adjust to having the new guests around.
One possible plot could be that the Juubi somehow gets transported to the Naruto world during a strange rift in space - time. Naruto and his friends have to figure out how to deal with this powerful and chaotic entity. They might initially try to fight it, but then realize they need to find a way to seal it again, like they did with the other tailed beasts. This could lead to new alliances and power - ups for the characters as they struggle to protect their world.
A cool plot could be that the Sage of Six Paths in Naruto's world had a connection to Skyrim long ago. When Naruto unlocks some hidden power within himself, it accidentally triggers a link to Skyrim. Once in Skyrim, he discovers that his chakra is linked to the dragon shouts. He has to go on a quest to learn more about this connection. He meets the mages in the College of Winterhold, who are fascinated by his chakra abilities. Together, they try to figure out a way to use Naruto's power to stop a great evil that is threatening both Skyrim and, through the link, Naruto's own world.
One possible plot could be that the Avengers are somehow transported to the Naruto universe. They team up with Naruto and his friends to fight a common enemy like Kaguya who has somehow obtained the Infinity Stones. The Avengers' powers and technology would be a huge shock to the Naruto world, and they'd have to learn to combine their skills to succeed.
One possible plot could be that Naruto and his friends are somehow transported to the Thundercats' world. Naruto, with his never - give - up attitude, teams up with Lion - O to fight a common enemy, like Mumm - Ra who has formed an alliance with some rogue ninjas from Naruto's world. They could combine their powers, Naruto's chakra - based jutsus and Lion - O's Sword of Omens powers, to defeat the bad guys and save both their worlds.
One possible plot could be that Naruto is transported to an alternate universe where he is suddenly declared an emperor. He has to deal with the politics and power struggles in this new world while also trying to find a way back home. He might use his ninja skills to gain allies and fight against those who oppose his newfound status.
A great plot for an 'antihero Naruto crossover fanfic' could be that the antihero is a time - traveler. He comes from a future where the Naruto world has been destroyed by an unknown force. He blames the ninja system and their use of chakra for this destruction. So, when he travels back in time, he starts to disrupt the normal flow of things in the Naruto world. He tries to prevent ninja from developing certain jutsu or forming alliances. However, as he does this, he catches the attention of Naruto and his friends. Naruto tries to reason with him and show him that there is good in the ninja world. In the end, the antihero has to decide whether to continue his vendetta or help Naruto save the future.
One possible plot could be that Naruto and his friends are somehow transported to the world of Date A Live. Naruto, with his determination and never - give - up attitude, could team up with Shido to fight against the Spirits that are causing chaos. Maybe Naruto's jutsu can be used in unique ways to deal with the Spirit - related problems, like using his Shadow Clone Jutsu to distract the Spirits while Shido tries to seal them.
One possible plot could be that Naruto is somehow transported to the Marvel universe. The Avengers initially mistake him for a threat. But Naruto, being Naruto, tries to explain his situation. He then shows them his ninja skills like shadow clones and Rasengan. Together, they could face a common enemy like Thanos, who has acquired some sort of ninja - like powers. Naruto's ability to never give up and his strong will could inspire the Avengers, and his combat skills could be a great addition to their team in the fight.