Action of the game begins shortly after Batman once again manages to capture Joker and brings the villain to the eponymous mental institution. Shortly after the arrival Joker somehow escapes. Furthermore, it turns out that the whole thing was a part of his meticulous plan. By controlling Batman we must lead to the re-imprisonment of all escaped criminals. During the game we meet many other (other than the Joker himself) villains characteristic to this universe. These include Victor Zsasz, Killer Croc, Harley Quinn and Poison Ivy.

Minimal requirements:

Processor: 3 Ghz - Intel Pentium / AMD Athlon

Graphics: NVidia GeForce 6600 / ATI Radeon 1300

Memory: 2 GB RAM

Disk space: 8 GB HD

System: Windows XP / Vista / 7