That drone has some pretty good hearing, apparently. https://i.imgur.com/he0QgJd.mp4
Many sentry mobs have alert zones that look like this, but we can only see the frontal cone:
Yeah, but I was nowhere near as close as I could get to every other drone in the region which I tested after recording this.
1.) Buy TP
For your bunghole?
Yeah. I remember that mission. Drones in that mission turned out pretty “responsive”. So happy when I had that behind me.