Theyíve turned the Mirror Universe into a downbeat tale about a minority being oppressed and enslaved, as if Deep Space Nine didnít already have enough Nazi allusions in its first two seasons.
—The Agony Booth on "Crossover"
But all this stuff is just stupid. I can deal with stupid. I donít see anything really offensively stupi-oh shit they made the rats Nazis. Yup, they went there. The major conflict in this movie is the Rat King wiping out toys in his own concentration camps. I am not kidding. There is a toy concentration camp, where toys are being thrown into ovens. You canít tell because of dry text but I seriously had to pause after typing that to marvel at the idiocy of that. Even Jerry Lewis had a last minute call of common sense to get him to realize The Day the Clown Cried was probably a bad idea.
Henry van Statten: There has to be something it wants.
The Doctor: What's the nearest town?
Henry van Statten: Salt Lake City.
The Doctor: Population?
Henry van Statten: One million.
The Doctor: All dead. If the Dalek gets out, it will murder every living thing. That's all that it needs.
Henry van Statten: But why would it do that!?
The Doctor: Because it honestly believes they should die. Human beings are different, and anything different is wrong. It's the ultimate in racial cleansing, and you, van Statten, YOU'VE LET IT LOOSE!