Playable Joker Influencing PS3 Preorders

Everyday Playstation: "Recently, Eidos Interactive, makers of the upcoming Batman: Arkham Asylum, have announced that for the PS3 only, players will be able to play as the Joker. Well, it seems as though this announcement is motivating consumers to get the PS3 version. The Playstation 3 version is ranked #192 on Amazon.com, while the Xbox 360 version is listed at #632. Batman: Arkham Asylum is scheduled for release June 23rd, and is coming for the PS3, Xbox 360 and PC."