Cosplayer Thomas DePetrillo from Extreme Costumes blew the crowds away when he showed off his 9.5-foot-tall Iron Man Hulkbuster costume. Produced by Darren Weaver. Original reporting by Kirsten Acuna.

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.