Compared in example sentence
It's not just that it's a bad movie, with a lame plot and overall strangeness that is extremely unpleasant, but it seems as if the filmmakers were either mentally retarded (which is a very possible explanation as to why this movie sucks like it does, though it probably still sucks even compared to other films made by retards) or deliberately made every illogical decision to make this movie suck as much as possible.