Kirby and Yang could also make an interesting pairing. Yang is strong and brash, while Kirby is small but mighty. Their personalities contrast but could also complement each other well. Yang could provide the brute force while Kirby could use his unique powers to support her in battles, like when she's facing a particularly tough Grimm.
Ruby and Kirby would be an interesting pairing. Ruby is fast and has her scythe skills, while Kirby has his unique powers. They could both be the impulsive and eager ones in the group, always ready to jump into action. Ruby could be amazed by Kirby's ability to copy powers, and Kirby could be intrigued by Ruby's Crescent Rose.
Zero and Ruby would be a likely pairing. Zero is a powerful and skilled fighter, and Ruby has a lot of potential and a unique weapon. They could learn from each other's combat styles. Ruby could learn about Zero's more serious and battle - hardened approach, while Zero could be inspired by Ruby's enthusiasm and creativity in fighting.
I think Ruby and a young, adventurous Pilot would make a great pairing. Ruby's enthusiasm and eagerness to learn new things would mesh well with a Pilot's daredevil nature. They could exchange stories about their respective worlds while fighting side by side.
Magnus Bane and Doctor Strange would make a great pairing. They are both powerful magic - users. Magnus could introduce Doctor Strange to the magic of the Shadow World, and Doctor Strange could share his knowledge of the mystic arts from the Marvel Universe. They could collaborate on spells and magical defenses against common enemies.
All Might and Captain America could be a great pairing too. They are both symbols of hope and justice in their respective universes. They could share their experiences of leading and inspiring others, and work together to boost the morale of the combined teams during a tough battle.
Ruby and Cayde - 6 would be an interesting pairing. Ruby is young and full of energy, always eager to learn and fight. Cayde - 6 is a witty and experienced Guardian. Their interactions could be really fun, with Cayde - 6 teaching Ruby some of his trick - shooting skills and Ruby showing Cayde - 6 the beauty of her Crescent Rose. Another great pairing would be Weiss and Ikora Rey. Weiss is a highly - trained fighter with a strong sense of discipline, and Ikora Rey is a powerful Warlock with great knowledge. They could share their knowledge of magic - like abilities, Weiss with her Glyphs and Ikora with her Light - based spells. Yang and Zavala could also be an interesting pair. Yang is all about brute strength and a go - getter attitude, while Zavala is a respected leader. Yang could learn about leadership from Zavala while Zavala could admire Yang's tenacity.
Ruby and a Skaven Assassin could be an interesting pairing. Ruby with her speed and scythe skills would be pitted against the sneaky and devious Skaven. It would be a battle of wits and speed. Another great pairing could be Weiss and a High Elf Mage. Weiss's elegance and ice powers could contrast and interact with the Elf's magic. And Yang and a Chaos Space Marine. Yang's brute strength and brawler style against the super - powered and corrupted Chaos Space Marine would make for an intense fight.
The Doom Slayer and Ruby would be an interesting pairing. Ruby is young and full of energy and hope, while the Doom Slayer is a silent, stoic force of destruction against evil. Their interactions could be really cool, like Ruby trying to understand the Doom Slayer's lack of words but seeing his determination and being inspired by it. And the Doom Slayer might see Ruby's potential and unwavering spirit in the face of danger as something similar to his own.
Ben and Ruby would be an interesting pairing. Ruby is young and full of energy, always eager to learn and improve. Ben, with his experience using the Omnitrix, could teach her a lot about adapting to different situations. And Ruby could show Ben the importance of teamwork in her own unique way.
Yang and Kenpachi would be a wild and exciting pairing. Yang is all about brute strength and has a bit of a hot - headed nature. Kenpachi is the same, always looking for a good fight. They could have some epic battles together, or team up and be an unstoppable force. Also, Blake and Urahara could be an interesting pair. Blake is stealthy and intelligent, and Urahara is a mastermind with all kinds of tricks up his sleeve. They could scheme together to solve the problems that come up in the crossover world.