Cyber-drone

Cyber-drones were semi-converted Cybermen created by Cybermen descended from those created in Pete's World.

History
The Cyber-drones were used to mine Hargstone on Centuria. During their work, the Cybermen and Cyber-converted dogs protected from the native Ice Snakes. (COMIC: Enemy Mine)

Other references
In one parallel universe, a Cyber-Controller used "Cyberdrone" as a term for the fully-converted Cyberman units subordinate to it. (AUDIO: Code Silver) Similarily, a Borg-modified Cyber-Controller who crossed from N-Space to the Federation universe refered to its subordinates as "drones". (COMIC: Assimilation²)