Iron Man is mostly known for the red-and-gold color scheme ... which would become a part of another classic Iron Man suit. The black-and-blue coloration is the best part of the armor, though ...

Tony Stark and his amazing Iron Man flight suit, an impressive piece of wearable tech designed and built by Stark alone, is a near-perfect Marvel comic-book confection -- just the kind of thing ...

Following is a transcript of the video. Narrator: If you look at Iron Man's first suit, the Mark 1, and compare it to the hero's nanotech suit from "Avengers: Endgame," a lot has changed.