If you’re planning on doing some Star Trek cosplay—you’re going to need a phaser. Official versions can be had for less than $30, but if you enjoy DIY projects and want to go even cheaper, the latest DIY Prop Shop episode has you covered. In it, Dylan Thomas highlights how to build a phaser from the original Star Trek series for only $12.
Remember, there are giant lizard men in space, so always be prepared! Watch the video below.