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.

Being a superhero is more than just a dream for Keanu Rust ‒ he has the Iron Man suit ... fully functioning suit after many ...

The first suit of Iron Man armor has always been one of the best. It’s an extremely simple design, but that makes it all the more effective. While an argument can be made for the Model 1 Mark ...