This is the closest thing to a real lightsaber yet! We engineered a 4,000-degree plasma lightsaber staff that’s completely cordless and fully functional. Can it cut through steel? Is it battle-ready?

Witness the creation of a functional, cordless lightsaber staff by Hacksmith Industries. This innovative project achieves a 4,000°F plasma blade using a butane-oxygen mix, all housed within a 6-foot ...