The lifesign and motion detectors are not easily stolen the scopes integral to the weapons are checked in and out of the armory when a marine deploys on a sortie, along with the very expensive motion tracker. Torch & flares augment motion detector.įor all their high-tech gear in making the enemy tremble, the Colonial Marine corps are still being stingy with advanced detection gear marines can pocket and go home with.
Even a species as technologically advanced as the yautja have problems dealing with well armed marines - marines know about optical camouflage, and can use life-sign detectors on their M42C and M59 weapons to locate stationary extra-terrestrials the ones who move are instantly detected by the motion sensor.