Douglas Tan (New Earth-Twenty Five)

Early Life
Douglas Tan was born the son of the Tan family, an average middle class couple in Gotham City.

At a young age, Doug demonstrated a very anti-social and violent personality to the point where he was forced to take medicine to suppress them. The medicine did not work as well as it should of and Doug began to hide these tendencies out of fear of taking more medicine.

As Doug grew older he continued to display an uncaring and almost nihilistic view of the world. The only person he seemed to care about was his younger sister Dana who tried to be there for him.

Around the age of 12, Doug would begin to develop an obsession with the homicidal psychopath Joker, who terrorized Gotham City years before. His obsession grow to the point that his parent began to worry and sent him to a therapy.

When Doug turned 13 he ran away from home and joined the Jokerz gang of Gotham City, where he spent most of his teenage years.

First Year
Doug would come into conflict with Batman shortly after the later began his career as a vigilante. He would be defeated by him along with the other members of his Jokerz gang and end up in prison.

Homecoming
Doug would get bailed out of prison by his parents after they found out he was inside. He would be given new medication and would begin living with them in till he got his life back together after years of being gone.