As the Ukraine war has shown, drones equipped with thermal sensors have made the battlefield so hazardous that the best defense is not to be spotted at all. Thus, the U.S. Marine Corps is looking for camouflage cloaks that shield wearers from prying eyes and infrared cameras, according to a Marine Corps Systems Command Sources Sought notice . The Multispectral Camouflage Overgarment, or MCO, “is intended to provide individual signature management for Marines by mitigating detection across the