Nimmians

Near intelligent mechanisms, Nimmies, Nimmians, a race of biomechanic humanoids who were discovered on planet Gemini-1979.

Origins
The origins of the Nims is unknown and some theories say they were left behind from an unknown race.

Appearance
A Nimmian has an organic brain in their metal casing that acts like a head. They have a cylindrical body and four metal appendages that makes them mobile.