|Place of origin:||Mondas|
|Appearance:||Revenge of the Cybermen|
|Main actor:||Melville Jones|
The Cybermen took over the Nerva Beacon and sent the Fourth Doctor, Commander Stevenson and Lester down to the planet, attached with Cyber-bombs, to destroy the core of Voga. When the plan failed, the Leader decided to fill the Beacon with bombs and ram it into Voga.