These are what we call the 'YMMV items.' Things that some people find in this work. We call them 'your mileage might vary' because not everyone sees these things in the same way. This starts discussions in the trope lists, a thing we don't want. Please use the discussion page if you'd like to discuss any of these items.
Replacement Scrappy: Tudor-Pole was nowhere near as popular as O'Brien as presenter. He wasn't bad, but he had an impossible act to follow.
What an Idiot: On occasion, if you listen closely, you can hear members of the team saying the same thing about their own team-mates. This usually happens after a very simple puzzle has been bungled up by the contestant himself or the oft-unreliable help from his other team-mates. Of course, by nature The Crystal Maze is a very frustrating game...