Creates an armed sentry drone that will guard the area and damage any nearby enemies..

NOTE: The sentry drone is apparently immune to damage, and will not be targeted by enemies either. Not even a direct hit from a LAW-57 rocket launcher will destroy it.

  • Level 1:
    • Enables Sentry Drone. When placed, the drone attacks nearby enemies for 200 damage each shot using a slow-firing, but powerful cannon. The drone lasts 80 seconds, and has a 60 second cooldown.
  • Level 2:
    • Sentry Drone now inflicts 250 damage per shot, lasts for 90 seconds, and has a 55 second cooldown.
  • Level 3:
    • Sentry Drone now inflicts 300 damage per shot, lasts for 100 seconds, and has a 50 second cooldown.
  • Level 4:
    • Sentry Drone now inflicts 350 damage per shot, lasts for 110 seconds, and has a 45 second cooldown.
  • Level 5:
    • Sentry Drone now inflicts 400 damage per shot, lasts for 120 seconds, and has a 40 second cooldown.