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 it's not just the technology in the world of ...

The guy to give Tony Stark a run for his money is Jesse Lovell, a cosplayer from Brisbane, Australia, who built an insanely realistic version of Iron Man's super suit via 3D printer. He posted his ...