I think Sailor Moon and Goku would be a really interesting combination. Sailor Moon is all about love and justice, and Goku is just a pure - hearted fighter. They could learn a lot from each other. Goku could teach Sailor Moon about physical combat and pushing her limits, while Sailor Moon could show Goku the power of love and friendship in a different way than he's used to in his own universe.
Another interesting combination would be Sailor Mars and Vegeta. Sailor Mars has a fiery personality and strong spiritual powers. Vegeta is proud and powerful. Their interactions would be full of sparks. Vegeta might be initially dismissive of Sailor Mars, but as he sees her power and determination, he might start to respect her. And Sailor Mars could be both intrigued and a bit put off by Vegeta's haughty attitude, leading to some really fun character development moments in the fanfiction.
Sailor Mercury and Bulma would be an amazing combination. Mercury is the brains behind the Sailor Guardians with her intelligence and technological skills. Bulma is a brilliant scientist in Dragonball Z. Together, they could come up with some incredible inventions or strategies. They could also have some great conversations about the differences in their respective technologies, like Mercury's mini - computer and Bulma's Capsule Corp inventions.
Another great pairing could be Piccolo and Sailor Mercury. Piccolo is the strategic thinker among the Z - fighters, and Sailor Mercury is the brains of the Sailor Scouts. They could work together to analyze the enemy's weaknesses and come up with plans to defeat them. Also, Piccolo's unique abilities like his regeneration and energy blasts combined with Sailor Mercury's water - based attacks and technological skills could make for an interesting combination.
One possible plot could be that the Sailor Scouts are facing a new and extremely powerful enemy that they can't defeat on their own. Goku and his friends from Dragonball Z sense the danger across the dimensions and come to help. The Scouts are initially shocked by the Saiyans' power levels but then start to learn from them about ki control. Together, they combine their powers, like the Sailor Scouts using their magic with the Z - fighters' ki blasts to take on the foe.
A Sailor Moon and Dragonball Z crossover fanfiction might start with a strange rift in the universes. Sailor Mercury detects an unusual energy signature that seems to be a mix of magic and ki. As they investigate, they run into Goku who is also curious. The two groups then find out that there's a powerful being trying to merge their worlds for its own evil purposes. The Sailor Guardians and the Z - fighters would then have to put aside their differences in fighting techniques and beliefs to stop this threat. They might have some funny moments like Vegeta getting annoyed with Sailor Mars' sassy attitude or Sailor Venus being in awe of Goku's strength.
Another interesting pair could be Sakura and Bulma. Sakura is a strong - willed ninja with medical skills, and Bulma is a brilliant scientist. They could collaborate on creating new technologies or medical treatments. Bulma could be fascinated by the chakra system in the Naruto world and try to find ways to use it in her inventions, while Sakura could learn a lot about advanced technology from Bulma.
Zoro and Piccolo would also make for an interesting pair. Zoro is a master swordsman always seeking to become stronger, and Piccolo is a powerful Namekian with great combat skills. They could have some intense training sessions together, sharing their knowledge of combat and power - up techniques.
Another candidate could be Dialga from Pokemon. Dialga has the power to control time. In a crossover, if it could use its time - control abilities effectively against the Dragonball Z characters, it could be very powerful. For example, it could freeze time and then attack its opponents without them being able to react. But again, Goku has shown the ability to break through all kinds of limitations, so he might still find a way to defeat Dialga in the end.
I think Sailor Moon and Goku would make an interesting pairing. Sailor Moon has her magic and leadership skills, while Goku has his raw power and determination. They could learn a lot from each other. Another interesting pairing could be Vegeta and Sailor Mars. Vegeta's pride and power could clash with Sailor Mars' fiery personality in an exciting way.
Sailor Moon and Naruto would be a really interesting pairing. Sailor Moon is all about love and hope, while Naruto is full of determination and grit. They could learn a lot from each other. Another interesting pairing could be Sailor Mars and Sasuke. Sailor Mars has her fire - based powers and a strong will, and Sasuke has his Sharingan and his own complex personality. Their interactions could be full of tension and growth.
Inuyasha and Sailor Mars could be an interesting pairing. Inuyasha is brash and impulsive, while Sailor Mars is strong - willed and fiery. Their personalities could clash at first, but they might also learn from each other. Inuyasha could learn some self - control from Sailor Mars, and she could learn about his more rough - around - the - edges way of dealing with problems.
Naruto and Sailor Moon would be an interesting pairing. Naruto's brash and head - strong nature combined with Sailor Moon's kind and gentle yet determined personality could lead to some great character development moments. They could learn from each other's ways of handling difficult situations, whether it's Naruto's battles against powerful ninjas or Sailor Moon's fights against the forces of evil.