The Twelfth Doctor ran into the rashest decision of his life on coloniel ship,and later realized it was mondasian colony ship he later discovered the origin of cyberman,and realized Bill is the first cyberman he was later beat up by two masters.The Cyberman is converting everyone in the ship and quickly evolves to upgrade into two hearts,He needs to unite with two masters,but unfortunately no.So he goes fought all three types cyberman himself.he decided to genocide them all and started to regenerating
Twelfth doctor belongs to BBC
Doctor who belongs to BBC