I think pairing Harry Potter with Rick Grimes would be really interesting. Harry is used to leading in the fight against dark magic, and Rick is a natural leader in the post - apocalyptic world. They could share their experiences of leading and protecting their groups, and learn from each other's strategies for survival.
Batman and Michonne would be an interesting pair. Michonne is a badass with her katana, and Batman is a master of combat. They could exchange fighting techniques and strategize against the walkers together. Their different backgrounds would make for an interesting dynamic.
One possible plot could be that a powerful dark magic spell goes wrong in the Harry Potter world and creates a portal to the world of The Walking Dead. Harry, Hermione, and Ron find themselves in this post - apocalyptic world filled with walkers. They have to use their magic skills to survive, like using the Stunning Spell to immobilize walkers and the Fire - Making Charm to keep the walkers at bay at night. Meanwhile, some of the survivors from The Walking Dead world are in awe of their magic and start to learn from them, creating a unique bond between the two groups.
One possible plot could be that a spell gone wrong in the wizarding world accidentally opens a portal to the world of The Walking Dead. Harry Potter and his friends find themselves in this post - apocalyptic world. They use their magic to fight off the walkers, but also face moral dilemmas as they interact with the survivors who have no concept of magic. Hermione might try to find a scientific explanation for the walkers while Ron is more focused on survival and getting back home.
Hermione. She's intelligent and resourceful. In the world of The Walking Dead, her knowledge of spells and her quick thinking would make her a great asset. She could use spells to find food and water, and also to protect the group from walkers.
Definitely Harry Potter and Twilight Sparkle. Harry is used to dealing with dark magic and danger, while Twilight is all about knowledge and friendship. Their interactions would be really cool. Harry could teach Twilight about some of the more dangerous aspects of magic, and Twilight could show Harry the power of friendship in Equestria.
Ron Weasley and Four Arms from Ben 10. Ron is known for his loyalty and his skills in wizard chess. Four Arms is a strong and powerful alien. Their personalities are quite different. Ron might be a bit intimidated by Four Arms at first, but as they get to know each other, they could form an unlikely but strong team. Four Arms could help Ron in physical battles, and Ron could use his wizarding skills to protect Four Arms from magic - based attacks.
Hermione Granger and Sakura Haruno could make a great pairing. Hermione is known for her intelligence and thirst for knowledge, and Sakura is a smart and determined kunoichi. They could exchange medical knowledge, Hermione's knowledge of potions and Sakura's ninja medical skills. They could also bond over their shared experiences of being part of a team and having to prove themselves in a male - dominated environment.
I think Obito and Hermione would be an interesting pair. Hermione is all about knowledge and Obito has a deep understanding of his ninja world. She could be fascinated by his sharingan and his unique abilities. He could learn from her about the complex magic system in the Harry Potter world. They could work together to solve mysteries that involve both ninja techniques and magic, like unravelling a curse that has both magical and chakra - based elements.
Ron and Nick Burkhardt would be an exciting combination. Ron has his loyalty and his skills with magic, while Nick has his detective skills and his ability to handle Grimm situations. They could go on adventures together, with Ron using magic to help Nick in tight situations and Nick using his street smarts and Grimm knowledge to guide Ron through the non - magical aspects of the Grimm world.
Ron Weasley and Joey Wheeler would be a fun pair. Ron is often the more laid - back and comical sidekick in Harry's adventures. Joey is also a bit of a hot - headed and humorous character in Yu - Gi - Oh!. They could get into all sorts of misadventures together. Maybe they start a small - scale Duel Monsters tournament within Hogwarts and cause a bit of chaos as they try to figure out the rules and make it work in the wizarding world.