Warner Bros. Interactive Entertainment announced that Batman: Arkham City has shipped more than 4.6 million units worldwide since its October 18 North American launch on the Xbox 360 and PlayStation 3.

The week one sales figure for Batman: Arkham City is more than double the number of units sold of Batman: Arkham Asylum in the same time period. Additionally, the game currently stands as the highest reviewed PS3 and Xbox 360 game of 2011 on Metacritic.com with average scores of 96 and 95 respectively. We assume that means something to you...

Batman: Arkham City is rated “T” for Teen by the ESRB. The game is currently available on Xbox 360 and PS3. The Games for Windows version will be available beginning Nov. 15, 2011.