They did it to us again!
Portal 2, $34.99 at amazon. Just two weeks after its release. A nice massive rock hard phallus penetrating the collective anal cavity of those who flocked to buy the game on release...
http://www.amazon.com/Portal-2-Xbox-360/dp/B002I0J9M0/ref=sr_1_2?ie=UTF8&qid=1304270949&sr=8-2