I'm guessing Rocky & Bullwinkle is more widely known, due to it being in syndication for many decades. (I use to watch it almost every day after I got home from school). Though this doesn't mean that there will be a large number of customers buying the bluray complete series set. (ie. They...
I suspected something like this was happening, when Universal re-released the Rocky & Bullwinkle season 2 dvd set where it was four double-sided flipper discs.
Basically a lazy repressing.