While Disney Infinity features numerous movie-based minigames designed to make you buy endless un-articulated figurines, the Toy Box mode is what allows you to build your own game with any variety of characters.
I'm not sure anyone has figured out a porn mode yet, though I'm sure they will. What have been done already, though, are recreations of Bioshock Infinite (this one through official channels, even!) and the original Grand Theft Auto, the latter with Monsters, Inc.'s Randall Boggs as protagonist against Lone Ranger villains.
Click the jump to see narrated run-throughs: one official, one less so (but way more Australian)