Dragonlock Lets You Print Your Own RPG Dungeons

 Your party enters a darkened room. Candles flicker in the gloom and something is glinting along the far wall. Your thief enters first. Her dwarvish blade begins to glow. Danger is nearby! What will you do? Will you 3D print a wall section and snap it to a floor section? Or will your move a 3D-printed Beholder into the room? What about a pillar or stairs? What about a little wooden door?…