The trends leading to the emergent threat of terrorist laser weapons use are that a military weaponry transition from conventional to Directed Energy Weapons is taking place; that laser weapons offer clear tactical and operational advantages over conventional weapons; that laser prices are dropping while laser performance is increasing; that criminals, criminal-soldiers, and foreign militaries have all utilized laser devices and weapons for counteroptical purposes; and that criminal-soldiers are evolving and getting more sophisticated from both an organizational and weaponry use perspective. This article will look at the aforementioned trends, analyze them, and then offer some concluding thoughts concerning terrorist laser weapons use futures.