With only about as much effort as manufacturing one’s own Great Pyramid of Giza, Atlanta prop-builder Harrison Krix designs and constructs his own Daft Punk–style helmet, complete with 320 red LEDs along the visor and twin cooling fans. (Delightful time-lapse making-of video [YouTube]. Design process: Part 1 ¶ Part 2 ¶ Part 3.) Now, what are you supposed to do with a prop like that? Pop it on and pose next to a DeLorean, obviously.