WARNING: Contains SPOILERS for Doctor Who, season 14, episode 3, "Boom". Steven Moffat's return to Doctor Who after 7 years is filled with deep-cut references from his previous stories.

Steven Moffat is one of the most divisive names in the "Doctor Who" fandom. First he was the beloved writer who gave us one amazing story per season. Then he was given the reins of the show in ...