Everything Killers are weapons that act on the atomic level killing every living thing within the range of the weapon. There are few records as to the exact praxis used in the Everything Killers. Use of the Everything Killers is what as described as the Terrible Events. At the Convox (of 3690) Fraa Lio is part of a Laboratorium that is studying some of the original plans and design specs of the Everything Killers.