http://www.youtube.com/watch?feature=player_embedded&v=KYspUuqEma8
IGN posted an article about some easter eggs at ARKHAM CITY which point at a sequel.The most obvious clue for the sequel is harley's pergnancy test being positive and her singing a baby song at obviously her baby!Well use the link and go watch the video on youtube.It also contains some other easter eggs like azrael's appereance and a profecy.What are you waiting for? Go and check it out!!!
(QUESTION TO OLDER MEMBERS: How can i put videos and images at the article? i mean instead of putting the link here, how could i put the video at its place.Thanks!)