It could also be about transformation. Perhaps the man starts out as an ordinary person but through certain events becomes this 'man of iron'. This would show the potential for growth and change within a person, and how difficult circumstances can shape us into something stronger and more formidable.
The main theme could be about strength and resilience. In many stories, a'man of iron' might represent someone who is unyielding in the face of difficulties.
One of the main themes is the idea of the Other. The Iron Man is an outsider, a strange and powerful being that doesn't fit into the normal world at first. His presence challenges the people's understanding of what is normal and acceptable in their world.
The main theme could be about the power and the potential danger of the Iron Man. He is a very powerful being in the story, and his actions and existence pose various challenges and threats.
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.