The Mark 1 armor is iconic as the suit that started it all for Iron Man. The Silver Centurion armor adds style with a sleek paint job, making it a popular choice among fans of the superhero.

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.