Sentry Robot

From publisher blurb: HALT! UNAUTHORIZED PRESENCE DETECTED! Sentry robots are automatons designed and programmed for use by security and military forces. They are highly customizable and come in a variety of forms and sizes. In addition, they are programmed with a rudimentary virtual intelligence allowing some autonomy to their actions. Three models presented: Sentry Robot, Military/Security Drone CR 6 Sentry Robot, Spartan CR 9 Sentry Robot, Gigas CR 12