Harley Quinn Is Out For Revenge In New Arkham City DLC Video

Rocksteady and Warner Bros. have released a new video for upcoming Batman: Arkham City DLC featuring Harley Quinn.

The DLC titled "Harley Quinn's Revenge" is obviously about Joker's pet and number one lady seeking out the Dark Knight for killing her man. The DLC will be available for download as well as be included in the Arkham City Game of the Year edition.