Iron Man and Castiel would be an interesting pair. Iron Man with his high - tech gadgets and Castiel with his angelic powers. Iron Man could be intrigued by Castiel's ability to teleport and heal, and Castiel might be fascinated by Tony's technology. They could work together to fight a threat that combines technology and the supernatural, like a group of demons that are using stolen Stark tech.
Definitely Dean Winchester and Barry Allen. Dean has his tough - as - nails hunter attitude and Barry is the optimistic speedster. They could have some great banter while on a mission together. For instance, Dean might be constantly amazed at Barry's speed but also make fun of how he doesn't know how to handle a real weapon like a gun.
Wolverine and Thor would be an exciting pair. Thor is a god with his hammer and super strength, and Wolverine is a tough mutant. They could have an epic battle at first, maybe due to a misunderstanding. But then realize they have a common enemy. Wolverine might be in awe of Thor's power, while Thor could respect Wolverine's tenacity and never - give - up attitude.
Arya Stark and Castiel. Arya is a skilled assassin with a thirst for revenge. Castiel is an angel who often struggles with understanding human emotions. Their interactions could be really fascinating. Castiel could help Arya understand the deeper spiritual side of her revenge, while Arya could teach Castiel about the importance of personal vendettas in the context of the cut - throat world of Westeros.
Definitely Percy and Dean. Percy has his quick - thinking and his water powers from being a son of Poseidon, while Dean is the tough, street - smart hunter. Their different personalities and skills would create an interesting dynamic. They could learn from each other, like Percy teaching Dean about Greek mythology and Dean showing Percy some of his hunting tricks.
Castiel and Danny would be an unexpected but cool pairing. Castiel is an angel with his own unique powers and view of the world. Danny's half - ghost nature would be something completely new to Castiel. They could have some really deep and strange conversations about the nature of life, death, and the afterlife. And when it comes to fighting enemies, their combined powers could be really effective.
Ron and Jacob could be a fun pair. Ron is a bit of a food - loving and sometimes clumsy character, while Jacob is a hot - headed werewolf. They could start off bickering but then end up becoming friends. Ron could introduce Jacob to some of the delicious wizarding treats, and Jacob could show Ron how to embrace his more wild side in a different way than magic allows.
Naruto and Aang would be a great pair. Aang's carefree and spiritual nature could contrast with Naruto's more boisterous and determined personality. They could learn a lot from each other. Naruto could teach Aang about never giving up on your dreams in a more direct and aggressive way, while Aang could show Naruto how to be more in tune with the spiritual side of things.
Definitely Harry and Aslan. Harry has always been the hero in the fight against Voldemort, and Aslan is the great lion, the savior of Narnia. Their meeting would be full of wisdom exchange. Harry could learn from Aslan's all - knowing and powerful nature, and Aslan might be interested in Harry's ability to resist the Dark Arts.
Another great pairing could be Harry and Sasuke. Both have a dark side they struggle with. Harry has the connection to Voldemort and Sasuke has his thirst for revenge. They could bond over their internal battles and learn from each other's experiences. Harry could teach Sasuke about the importance of friendship in the fight against evil, and Sasuke could show Harry some advanced combat skills.
Captain America and Hiro would be a great character pair. Captain America represents old - fashioned values like honor and duty. Hiro is a young, brilliant inventor. Cap could inspire Hiro to use his inventions for more noble causes. And Hiro could introduce Cap to some of the latest technological advancements. They could also bond over their losses. Cap lost Bucky for a while and Hiro lost Tadashi. So they could understand each other's pain and work together to fight the bad guys in the crossover fanfic.