Those are a few examples of The Doctor facing consequences of his actions, among which is the death of a Companion.
Moffat knows this, or should. Meanwhile, they are treating special patients, trying to eliminate pain and aiming higher and higher. Specifically, Danny Pink at the end of Season 8.
Cyber-conversions could be carried out at almost any time, even in the midst of battle. Jenny Flint View Jenny Flint. In the New Era, none of the companions have suffered a death. Archie Jones.
After learning the truth of the Doctor and Clara's exploits, Danny warned Clara that he wanted her to stop lying or it would spell the end of their relationship. Subtle, low-key stuff. She handed over the keys to the Cyber-Kingdom, offering the Doctor his very own unstoppable army, tempting him to march across the universe and destroy foes like the Daleks once and for all.
Instead we see The Doctor coming up with magic ways to avoid the consequences of his actions. Time Heist. Good news! John Simm. They were eventually destroyed when Danny detonated all of them to stop Missy's plans, save for Stewart, who shot Missy personally before being saluted by the Twelfth Doctor. You might like. Attack of the Cybermen. Thinking them to be weapons, he disabled some, unaware that the Doctor had strategically placed them to lure out a Skovox Blitzer which had taken up residence on Earth and draw it inside the Time Vortex.
Before this, however, he was unique in surviving for so long, and he was made Cyber-commander.
Doctor Who Watch 3 years Doctor Who: Steven Moffat and Rachel Talalay make a good team. She befriends a weird old man named Mr Razor and starts working in the hospital where her life was saved, all the while waiting for the Doctor, Nardole, and even Missy to come.
Well… shit. See him?
They attempted to set up a date and share a kiss in an empty classroom, but were interrupted by a nosy student, causing both of them to scold, "OUT!
It served a longer narrative Moffatt wanted to insert into Canon -- that The Doctor and The Master were really the bestest of friends and might have even been Lovers in some long distant past regeneration.
The Cybermen also employed a very primitive type of conversion in 1851 when they created the Cybershades using scrap metal and Victorian era human technology.
Will the Cyberman process be able to be undone?