Drox

The Drox are an alien race of cybernetic beings that first appeared as one of the main antagonistic factions of Monster Kid: Master of Monsters and reappear as recurring antagonists of Monster Kid: Evolution and Return of Monster Kid.

Personality
The Drox seek to wipe out any biological lifeforms. However, they fear any powerful beings like Zero and their own creation, Overmind.

Trivia

 * The Drox are similar to the Daleks from the Doctor Who franchise.