The S1 is also a big RC car with a cannon that shoots squishy little gel beads and is just a lot of fun to race and do battle with other S1s. First, though, you have to build it.

Fortunately, he wasn't holding it at the time. Instead, it was attached to the "Car L." This is a Nikon D800E, fired remotely by McLennan using a trigger system built into the remote control unit.

With Double’s 360 camera dolly, when you look down in the resulting video, you see only the tiny, rolling Double Robot base (a roughly 1 ft.-wide cylinder with a wheel on each end).

The robot even has a laser. With these–and a few other handy extras–combined, the 23-year-old made a super cool fighting robot, hence the name Nerf Tank.