http://southparkoculus.toolofnadrive.com/
Off topic (non ags )
You get to see the south characters with sound effects and have a look around southpark .(you can enter the church).
It seems to be more of an experiment/trial and not a fully working game.
There is the 72mb oculus version ,which is a bit useless unless you own an oculus, coz the screen is vertically split in two .
There is a 2d unity version that runs in a your browser,but you can download the unity file and run it offline with an offline unity player.