A behind-the-scenes feature shows the two voice actors recording a scene for Batman: Arkham City.

More scenes from Harley Quinn's Revenge show Robin entering Arkham City to find his missing partner.

Game director, Sefton Hill, and foley artist John Roesch (The Dark Knight) show how sound effects were created for Batman: Arkham City.

Spoiler warning: You may want to avoid this post if you haven't completed Batman: Arkham City yet.

Batman has re-entered Arkham City and gone missing, and Robin needs to track his partner down.

Warner Bros. announced a new episode for Batman: Arkham City alongside a Game of the Year Edition.

For starters, total videogame sales in December were down 21% compared to 2010.

A few weeks ago, we reported that Batman: Arkham City would be getting a Batman Inc. costume download. Today, Rocksteady have confirmed this ...

North America saw lots of sequels released in November and they all sold better than their predecessors.

There's one more skin Warner Bros. hasn't revealed. A source tells Siliconera, Batman: Arkham City will also have a Batsuit from Batman Incorporated.

Instead, he prefers his staff.

A day out for Rocksteady involved a trip to Wayne Manor.

Batman: Arkham City sold over 1.5 million copies on consoles last month.

A new trailer shows how Nightwing fights in the game once you download his character pack.

"We’ve added a lot of things, like simultaneous counters so that Batman can fend off two, three enemies at once," Rocksteady say about ...