Definitely Superman and Sasuke. Superman is the ultimate symbol of hope and good in the DC Universe, while Sasuke is a complex character who has walked a dark path. Their encounter could lead to Sasuke re - evaluating his views. Superman's moral compass could be a guiding light for Sasuke, and Sasuke's Sharingan and ninja skills could be a useful addition when they face powerful enemies together.
Another great pair could be Wonder Woman and Sakura. Wonder Woman is a strong, fearless warrior princess, and Sakura has grown into a powerful kunoichi. They could bond over their shared experiences of being strong female characters in their respective universes. Together, they could take on threats using their combat skills, with Sakura's medical ninjutsu also coming in handy in case of injuries.
I think Naruto and Batman would be an interesting pair. Naruto is all about his big - hearted, energetic ninja ways, while Batman is the brooding, strategic detective. They could learn a lot from each other. Naruto could teach Batman about the importance of believing in oneself and having unwavering determination, and Batman could teach Naruto about strategic planning and using the environment to his advantage.
I think Naruto and Green Arrow would be an interesting pair. Naruto's brash and energetic nature would contrast with Green Arrow's more serious and calculated demeanor. They could learn from each other's combat styles. Naruto could show Green Arrow some acrobatic moves inspired by his ninja training, and Green Arrow could teach Naruto how to be more precise with long - range attacks using his arrows.
Gohan and Wonder Woman would be an interesting pair. Wonder Woman's combat skills and her connection to the gods could be a great match for Gohan's Saiyan powers. They could learn from each other's fighting styles and cultures.
I think Spider - Man and Harley Quinn could be a really interesting pair. Harley's chaotic nature and unpredictable behavior would mix well with Spider - Man's sense of responsibility. They could start off as unlikely allies, with Harley initially trying to play tricks on Spider - Man but then realizing they have a common enemy and working together in a really unique way.
Spiderman and Batman would be really interesting. They are both intelligent and resourceful. Batman has his gadgets and detective skills, while Spiderman has his super - strength and web - slinging. They could learn a lot from each other.
Wonder Woman is another great choice. Her strong moral code and powerful abilities would be an interesting counterpoint to Deadpool. He might be in awe of her at first, and then start trying to crack jokes and get on her nerves, but they could also form an unlikely friendship as they fight together against a common enemy.
Batman would be really interesting. Korra, being used to a world with clear good and bad, could be intrigued by Batman's morally gray methods. Their interaction could involve Korra trying to understand why he doesn't use more lethal force against his enemies, and Batman being fascinated by her bending abilities and how she uses them for both combat and peaceful purposes.
Saitama and Batman would be really interesting. Batman is a normal human with no superpowers but incredible skills and intelligence. Saitama is the opposite, having unlimited power but a rather simple - minded approach. Their interaction would be full of contrasts, like Batman trying to analyze Saitama while Saitama is just looking for a good fight or a cheap sale at the supermarket.
I think Naruto and Lucifer would be an interesting pair. Naruto's unwavering belief in good and his never - give - up attitude would contrast sharply with Lucifer's more cynical and self - centered nature. Their interactions could be full of tension and also moments of mutual understanding as they learn from each other.
Definitely Spider - Man and Harley Quinn. Their personalities are so different. Spider - Man's quippy and responsible nature against Harley's chaotic and unpredictable self would make for some really fun and interesting interactions.
Spider - Man and Green Lantern would be really interesting. Spider - Man's quick thinking and acrobatic skills combined with Green Lantern's power of creating constructs could lead to some amazing fight scenes and problem - solving moments.