Set 15 years in the future in post-earthquake California, where San Diego and Los Angeles are merged into one city, two teenage brothers have half of a powerful ancient Chinese talisman. An evil gang leader named Bo Abobo has the other half, and determines to get the brothers' half and have a complete medallion so he can gain absolute power of the magical Double Dragon medallion.
A martial arts master is betrayed by a bandit leader, who wants to destroy his business. The bandit leader kills most of the master's family and takes his property. Years later, the master's son comes looking for revenge...
Twins, separated at birth, end up as a Hong Kong gangster and a New York concert pianist. When the pianist travels to Hong Kong for a concert, the two inevitably get mistaken for each other.
A young police cadet graduates from the academy, and is sent to a small town run by gangsters - one of whom betrayed the hero's father and left him to die.
Double Dragon is an animated series based on the video game franchise of the same name. The television series was produced by DiC Entertainment and ran for 26 half-hour episodes in 1993 and 1994.