RM could be paired with Iron Man. Both are highly intelligent and strategic thinkers. Iron Man's technological know - how combined with RM's sharp mind would make for a great duo. They could come up with amazing plans to defeat the enemies. Jin might be paired with Captain America. Jin has a sense of leadership and responsibility, just like Cap. And they both have a strong moral compass. Suga could be paired with Black Widow. Suga is often calm and collected, similar to Black Widow. They could work together on stealth missions. J - Hope and Thor could be a pair. J - Hope's energetic and positive nature would contrast well with Thor's powerful and sometimes brooding presence. V could be paired with Scarlet Witch. They both have an air of mystery about them and could potentially share and learn from each other's powers. Jungkook could be paired with Hawkeye. Both are skilled in their own ways, with Jungkook's physical abilities and Hawkeye's archery skills complementing each other.
In a crossover fanfiction, RM could be paired with Captain America. RM is a great leader in BTS, and Cap is the ultimate leader of the Avengers. They could lead the combined team of BTS and Avengers in battle. Jin might be paired with Hawkeye. Jin is known for his precision, like Hawkeye with his arrows. They could work together on long - range attacks or reconnaissance. Suga could be paired with Iron Man. Suga's creativity and Iron Man's innovation could lead to some amazing technological creations to fight the enemies. J - Hope could be with Black Widow. J - Hope's charm and Black Widow's seductive yet deadly skills could be used in undercover operations. V could be paired with Vision. They both have an otherworldly quality, and could communicate on a deeper level about their unique existences. Jungkook could be paired with Thor. Jungkook's strength and Thor's godly power would make them a formidable force in close - combat situations.
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.
I think Klaus and Loki could be likely allies. They both have a sense of mischief and are often underestimated. They might team up to outwit their more 'righteous' counterparts. Klaus has his vampire powers and Loki has his Asgardian magic and trickery.
Inuyasha and Thor could potentially be allies. They both have a sense of honor and are very powerful warriors. Thor with his hammer and Inuyasha with his sword could fight side by side against powerful enemies. Also, Captain America and Inuyasha might get along. Captain America would respect Inuyasha's fighting skills and determination, and Inuyasha would see Captain America as a worthy leader.
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.
I think Sans and Iron Man could be great allies. Sans is intelligent in his own way in Glitchtale, with his knowledge of timelines and shortcuts. Iron Man is a tech genius. They could combine their knowledge to create strategies against common enemies. Iron Man might be intrigued by Sans' magic - like abilities and try to find a scientific explanation for them. Sans, on the other hand, would be impressed by Iron Man's high - tech gadgets.
One interesting pairing could be Naruto and Thor. Naruto's exuberant personality and Thor's godly presence would make for an exciting duo. They both have strong leadership qualities. Another would be Sasuke and Black Widow. Sasuke's brooding nature and Black Widow's stealth and intelligence could create a great dynamic. They could learn from each other's combat and espionage skills.
I think Black Widow and Mulan would make an interesting pairing. Both are strong female characters. They could share their combat skills and stories of survival. Black Widow could learn some of Mulan's more traditional combat techniques, and Mulan could get tips on modern espionage from Black Widow.
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.