In a city teeming with epic offenders, the always-laughing protagonist stands independently.  An entire psychopath without an ideology at all, the Joker, whose name and identity remain entirely anonymous, is seen as his chalk-white skin, green hair, and a permanent joker smile stretched across his face.  However, there's not one thing funny about that specific Joker that finds comedy at the anguish of many others. The Joker first emerged in Gotham City around precisely the same period that the Batman came.