One idea could be that Iron Man's technology somehow ends up in the RWBY universe. Maybe Tony Stark himself gets transported there. He could then use his tech to upgrade the weapons of the RWBY characters. For example, he might enhance Ruby's scythe with some of his repulsor technology, making it even more powerful in combat.
They might be really impressed by Iron Man's tech. Since RWBY has its own unique technology and combat styles, seeing Iron Man's advanced suits could inspire new ideas for them in terms of weaponry and combat strategies.
Sure. You can check out some fanfiction platforms like Archive of Our Own. There are often many creative works that combine RWBY and Iron Man elements. Some might focus on crossovers where Iron Man's technology ends up in the RWBY universe, creating interesting new storylines.
A possible plot could be that Iron Man's technology somehow gets transported to the RWBY universe. RWBY characters find it and try to figure out how to use it against the Grimm. Iron Man then arrives in this universe to retrieve his tech and ends up teaming up with the RWBY gang.
Weiss and Iron Man could have an interesting dynamic. Weiss is from a wealthy family in RWBY, and Iron Man is a billionaire. They could bond over their knowledge of high - society and use their resources to fund new projects together. Maybe they create a new type of Dust - powered armor for the RWBY characters.
Ruby's curious and adventurous nature would make her eager to explore Iron Man's technology further. She'd probably be the first to ask questions and want to understand how the suits work.
One idea could be that Iron Man's technology somehow gets integrated into the world of RWBY. Maybe his suits' energy systems could be used to power up the Huntsmen and Huntresses' weapons. For example, Ruby could have a Crescent Rose upgrade with Iron Man's repulsor technology, allowing for more powerful ranged attacks.
Definitely Iron Man and Ruby. Ruby is young and full of enthusiasm, while Iron Man is a genius billionaire. Their interactions could be really fun as Ruby would be in awe of his technology, and Iron Man would be impressed by Ruby's determination and natural combat skills. He might even see her as a little sister figure and mentor her in some ways.
There are many speculations about the man in the iron mask. One theory is that he was an illegitimate son of Louis XIV. He was locked away with an iron mask to hide his identity so as not to cause a scandal or a threat to the king's power. Another view is that he was involved in some sort of political intrigue at the court. However, the exact truth remains uncertain and has been the subject of much debate among historians.