Really only around 2 million units combined for this awesome game. Are you serious. Man what are you spending your gamin money on if it is not great games like this.
This game needs more love, please buy the game it is now just 39.99 on Amazon or at Gamestop, you can even buy it used if you purchase the Season Pass.
While you are at it pick up:
The Last of Us
Tomb Raider now just 29.99
Far Cry 3 now just 19.99
Buy new games unless your buying DLC then buying used is okay.