Alien worker

s are alien non-player characters in the Fallout 3 add-on Mothership Zeta.

About
Alien Workers are initially hostile NPCs that do not attack the player. Killing one results in a karma loss, even though they show up on the radar as hostile. During the quest Not of This World, when you first spot them, Sally will tell you not to harm them because they are harmless.

Appearances
appears only in the Fallout 3 add-on Mothership Zeta.