Cyber - Leader ( Mondas ) A Cyber - Leader was part of the hierarchy of the Cybermen originating on Mondas . Profile . A Cyber - Leader served as the supreme leader of the Cybermen when the Cyber - Controller was not present . Cyber - Leaders were sometimes accompanied and assisted by a Cyber - Lieutenant . ( TV : " The Five Doctors " , " Silver Nemesis " ) Leaders were of sufficient value to warrant a personal guard of Cybermen . ( TV : " Earthshock " ) Several Cyber - Leaders had names such as Maxel , ( COMIC : " Black Legacy " ) Wirgun and Tork . The position of Junior Cyber - Leader also existed , and was held by . ( COMIC : " " ) and Loktar . ( COMIC : " Black Legacy " ) Another Cyber - Leader was converted into a human and became Subject One . ( AUDIO : " The Harvest " ) Although Cyber - Leaders shared the same basic vulnerabilities as their subordinates , they were stronger than normal Cybermen . When attacked with gold , they were more resistant . ( TV : " Silver Nemesis " ) They were recognisable as leader by either a black helmet ( TV : " Revenge of the Cybermen " , AUDIO : " Sword of Orion " ) , or black handle bars on their helmet ( TV : " Earthshock " , " The Five Doctors " , " Attack of the Cybermen " , " Silver Nemesis " , AUDIO : " The Reaping " ) History . Mondas . Krail acted as leader and spokesman of the Mondasian Cybermen whom invaded the Snowcap Base in Antarctica in December 1986 . ( TV : " The Tenth Planet " ) Though not physically distinguished as leader unlike later models , Krail was remembered as a Cyber - Leader by the Fifth Doctor . ( AUDIO : " The Five Companions " ) Voga . A Cyber - Leader was in command of an ancient Cybership which attempted to destroy the planet of gold , Voga , to stop the production of glittergun s . It was killed when its ship was destroyed by the Vogan rocket " Skystriker " . ( TV : " Revenge of the Cybermen " ) Start of the Cyber - Wars . A Cyber - Leader planned to destroy Earth with Cyber - bomb s to stop a conference leading to an alliance against the Cybermen . When its androids were destroyed and the bomb had failed , it sent the Cybermen to attack Briggs ' freighter . Its cargo , unknown to the crew , was an army of Cybermen . They awoke and took over the ship . The Cyber - Leader planned to destroy life on Earth by hitting it with the craft they had reprogrammed . The craft was taken back in time by the Fifth Doctor . It hit the Earth and wiped out the dinosaur s . The Cyber - Leader attacked the Doctor , Nyssa and Tegan Jovanka in the Doctor ' s TARDIS . The Doctor ground Adric ' s gold star badge into the Cyber - Leader ' s chest . It shot at the TARDIS console and died when the Doctor shot it several times . ( TV : " Earthshock " ) In the Death Zone . A Cyber - Leader commanded a squad Time Scoop ed by Borusa to the Death Zone . It found the Doctor and and fired at them . The Doctor escaped with the Master ' s homing beacon while the Master tricked the Cybermen into working with him to destroy the Time Lord s . They went to a giant chessboard in the Dark Tower . When the Cybermen attempted to cross , they were all electrocuted . The Cyber - Leader asked why the Master had betrayed them . He told him the safe path changed with every journey . When the Master showed the Cyber - Leader the safe path under threat of death , he turned around and killed the Cyber - Leader . ( TV : " The Five Doctors " ) Saving Mondas . A Cyber - Leader was second in command to the Cyber - Controller in its attempt to time travel and destroy Earth in the year 1985 so Mondas would not be destroyed the next year . He and the Cyber - Controller were shot dead by the Sixth Doctor . ( TV : " Attack of the Cybermen " ) The Nemesis . A Cyber - Leader led a shuttle to Earth in 1988 to find the Nemesis and , upon arrival , they massacred the Neo - Nazi s whom they encountered at their landing site . The Cyber - Leader was wounded by a gold coin shot by Ace , but he survived and shot De Flores dead when he held the bow . The Cyber - Leader was killed by Richard Maynarde , who stabbed him with Lady Peinforte ' s gold arrow . ( TV : " Silver Nemesis " ) Aprilia III . A Cyber - Leader led a force of Cybermen which infiltrated a Federation facility on the planet Aprilia III in a parallel universe during the late 2260s . They mind - controlled the researchers , making them unemotional and docile . The USS " Enterprise " was sent to investigate on stardate 3368 . 5 . Captain James T . Kirk , Mister Spock , Doctor Leonard McCoy and Lieutenant Commander Montgomery Scott travelled to the planet ' s surface in the shuttlecraft Galileo , they were later interrupted by the Fourth Doctor , who was visiting the planet in his TARDIS . He helped them break the lock and together they infiltrated the facility . There , they discovered the archaeologists under the control of the Cybermen and tried to free them . A battle ensued and the Cybermen were destroyed with the Doctor ' s aid , while the researchers were liberated . ( COMIC : " Assimilation² " ) Gallifrey . The Cybermen once allied with Rassilon and converted him into a Cyber - Leader . He returned to Gallifrey and conquered the planet with the aid of his new allies . A Cyber - Leader was planning Gallifrey ' s invasion with Rassilon . This Cyber - Leader has suit similar to standard Cybermen who survived the Cyber - Wars . It ' s helmet has black handles and a black face plate and a transparent " window " through which its brain could be seen similar to the Cyber - Lord in 1851 and Cyber - Leader of the Twelfth Cyber Legion . ( COMIC : " Supremacy of the Cybermen " )