YouTube user, James Bruton, has posted 23 videos on his Hulkbuster armor that he is 3D printing, and will have built in WiFi. The armor is fully functional.
Check out the full playlist of his Hulkbuster Armor below:
Remember to click on the upper left corner to navigate between all 23 of his videos.
You can check also check out his website, some of his other project like an R2D2, an Alien xenomorph suit and a life-sized Iron Man MKVI costume armor, and more.