According to concept artist Phil Saunders, director Joss Whedon presented him the challenge of retaining the feel of the Mark V suitcase suit (introduced in "Iron Man 2"), while giving Tony Stark ...

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.

But, at the end of the day, Iron Man is able to rival superhumans and gods because of one thing: his suits - and Iron Man has no shortage. Ever since building his first suit of armor, Tony Stark ...