Instead, there is only Iron Man wielding his Mysterium-laced Mark 72 armor which, while impressive, is only the flight suit for the exponentially larger, not to mention more powerful, Sentinel Buster.

While the X-Men prepared multiple missions to ... Tony Stark Built the Biggest Iron Man Armor Yet Dubbed the Mark 73 Sentinel ...

Robert Downey Jr.’s Iron Man has not only been the face of the Marvel ... group of terrorists in the Afghan desert. As basic as the Mark I suit was, it still packed enough firepower to blow ...

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.