The Shadow Master begins manufacturing a steroid-like drug called RPM from his new underground factory. When he contaminates Billy with the drug, Jimmy and Daj must free Billy and help him break his addiction.
The Shadow Khan begins terrorizing Undertown with his group of Terror Warriors. Meanwhile, Billy and Jimmy discover a large egg hidden in an ancient underground temple. The egg hatches, revealing a real-life dragon that quickly bonds with Daj. Daj and his new pet help the Dragon Masters fend off Khan and his minions.
The Shadow Master revives an ancient beast known as the Shadowmonster, which centuries ago defeated Dao Lung's master, Chen Long. To his surprise, Dao Lung then discovers his master sleeping in a cave, alive and well. The Dragon Masters then awaken the ancient Dragon Warrior to help fight against the Shadowmonster once more.
The Shadow Khan revives his ancient group of Terror Warriors and begins attacking Metro City. Finding their current weapons and armor useless against Khan and his warriors, the Dragons turn to an old friend, Kami, to craft new armor which will help them stop the Shadow Khan and his minions
As the Undertown mutants head above ground to be accepted as equals by Metro City, the Shadow Master hatches a plan to kidnap the police commissioner's daughter and blame it on the mutants. The Double Dragons must not only stop the escalating violence between Metro City and the Undertown mutants, but they must rescue the commissioner's daughter as well.
Countdown betrays the Shadow Master after being chastised for bumbling a mission. With help from Countdown, the Shadow Khan hypnotizes Daj and causes him to throw the Dragon Claws in the Black Flame, freeing Khan from his prison. After dominating the Shadow Master and taking control of his Shadow Warriors, Khan launches an attack on the Dragon Dojo.
Dr. Linquist discovers an ancient Dragon Sword inhabited by a spirit known as Dao Lung. When the Shadow Master blasts the sword, deforming it, Vortex attaches it to the Dragon Copter, inadvertently allowing Dao Lung to act as an auto pilot. Dao Lung then helps the Dragons defeat the Shadow Warriors.
When the Shadow Master begins enslaving an underground city of mutants in his factory, the Double Dragons decide to rescue the workers with the help of a mutant named Daj.
The Shadow Master once again uses a virtual reality system, this time to absorb people's minds and become the smartest man alive. Billy, Jimmy and Kona must once again team up with Megabyte and Sashiko to stop the Shadow Master and free the imprisoned minds.
Under threat from the Shadow Master, the Shadow Khan rebuilds the Shadow Dojo and begins terrorizing Metro City with illusions representing people's worst fears. The Double Dragons must retrieve the Dragon Claws and stop the Shadow Khan with help from Dr. Linquist and his son
The Shadow Master begins using a virtual reality system to steal computer data from around the world. When he kidnaps Kona's date, who is secretly an undercover Interpol agent, the Dragons resort to a jailed computer hacker named Megabyte to beat the Shadow Master at his own game.
Ice Pick invents a new video game-like virtual reality system which allows him to blast people and objects in the real world. When he then manages to digitize the Double Dragons into the video game, a young, video game-obsessed boy named Danny must use his skills to help the Lee brothers escape from the virtual reality machine and retrieve the Dragon Claws.
An archeologist named Dr. Linquist takes the Lee brothers to an ancient underground Dragon Dojo where they discover powerful Dragon artifacts known as the Dragon Claws. Dr. Linquist also discovers an ancient being known as the Shadow Khan, who is trapped in a shield prison. When Khan grants the Shadow Master a new weapon and powerful new armor, the Double Dragons must use the Dragon Claws to stop him. Read full episode synopsis.
