At the end of the Key to Time season the Doctor has to install a randomizer into the TARDIS' circuits so that the Black Guardian can't catch him.
At what point did they completely stop mentioning this? And was there ever an in-story reason for this?
I was just watching "City of Death" and he did mention it there, but that's only two episodes after it happened.
At what point did they completely stop mentioning this? And was there ever an in-story reason for this?
I was just watching "City of Death" and he did mention it there, but that's only two episodes after it happened.