Patrick Priebe of Laser-Gadgets built his own Iron Man gauntlet, complete with two lasers to help him aim his EVEN STRONGER LASERS.

Nicholas Robatto builds several props, including these rayguns for sale in his Etsy store.

Patrick Priebe built a pulse laser gun which can send a 1 kW pulse of coherent infrared light through a razorblade, sheets of plastic, and half a centimeter of styrofoam at a range of up to three meters for dark surfaces.

The unfortunately-named "PewPewPewPewPewPewPewPewPew" debuted at Global Game Jam 2011 at the Art Institute of Portland.