And this last one is just retarded. It got banned for the crude humor of a flying babe pushed out of the womb, and has many naked scenes, but of the male variety. Moronic commercial Grade A.
Sex sells, that's a given. Here's some fine examples of sex used to market video games. Some work rather well (like the Nintendo Wii console) and others are just used to push shitty games (like MTX vs ATV Untamed).