Brain Machine

The Brain Machine was a sophisticated computer used by the Daleks. When Zeg challenged the rule of the Dalek Emperor, the Brain Machine decided that the two would duel to lead the Daleks. (DC: Duel of the Daleks) Later, when a radioactive cloud of metal-eating rust threatened to destroy the Daleks, the Brain Machine was consulted by the Black Dalek on how to destroy the cloud. (DC: Plague of Death)