Turning their attention to building a base and keeping it running, the Mutants enslave brutemen, gentle yet primitive creatures that inhabit Third Earth.

 

-Dr. Zhie

 

Spoiler: In this episode, the outlaw of the use of warp gas is mentioned.  It is a banned substance, but is used by the Mutants regardless.  The effect it has is to cause those breathing it in to turn extremely violent, and even attack others who might be in the area.