The chess game between Kai and Price in "The Game" is a move-by-move copy of an actual championship match chess game (La Bourdonnais vs. McDonnell, 1834, 21st game of the first match).
Mantrid: [With a voice gradually getting higher]
I destroyed a Universe! I destroyed a Universe! I destroyed a Universe! I destroyed a Universe! I destroyed a Universe! I destroyed a Universe! I destroyed a Universe! I destroyed a Universe!
Several episodes of this cult series were released in different versions, either cut for syndication or reworked for the DVD releases. Detailed comparison with pictures can be found here.