Master of Worlds
Series Episode Number: 187First Broadcast: Thu 31 May 2018 - ~8:00pm UTC (United Kingdom)
Running Time: 75 minutes
The Cybermen are close to victory. A world under Cybercontrol. A new paradigm to expand the Cyber-race.
Fresh from the Time War, the Master arrives at the hour of Earth's greatest need. But he really doesn't care...
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