This includes the ending of Batman: Arkham City. Here are the previous walkthroughs:

Part One

http://www.batmanarkhamcity.org/batman-arkham-city-walkthrough-parts-1-10/

Part Two

http://www.batmanarkhamcity.org/batman-arkham-city-walkthrough-parts-11-20/

Batman: Arkham City won’t be releasing on PC until November 18th and NVIDIA have decided to make the wait even more harder by giving us a look at the game’s amazing PhysX effects.

This is post number 2 for the walkthrough guide. If you haven’t seen the first part yet, you can check it out here:

http://www.batmanarkhamcity.org/batman-arkham-city-walkthrough-parts-1-10/

Here are Parts 1-10 of Batman: Arkham City Walkthough.

The walkthrough is provided by TheMediaCows – Check Out Their Youtube Channel.

Here are 4 videos of 4 challenge maps. It’s just Batman in these and it’s cool to see how Batman moves.

Batman: Arkham City builds upon the intense, atmospheric foundation of Batman: Arkham Asylum, sending players soaring into Arkham City, the new maximum security “home” for all of Gotham City’s thugs, gangsters and insane criminal masterminds.

Click the title to view the video.