Dr. X orchestrates the explosion of a plane to steal a nuclear warhead. With a nuclear battleship about to fall in Dr. X's hands, Action Man makes haste to recover the warhead, aided by his team and Dr. X's former lackey Ursula.

Dr. X captures the Fargo scientists to get hold of the regenerative Extract Herb to gain a fortune out of youth serum. Action Man liberates the scientists, but Dr. X has destroyed all their research.

Dr. X steals an experimental KGB cybernetic android. Action Man barely survives his encounter with the android, but uses this an advantage to beat Dr. X to his game at a robotics factory.

Natalie helps Action Man recall some of his past memories, but realise they had followed a false trail to Haven Mount village that Dr. X is holding captive to ensure the destruction of the Xtreme Station. Action Man is able to destroy Dr. X's plasma cannon and save Haven Mount.

Dr. X has stolen a tunneling machine and kidnapped a team of miners for an excavation led by Natalie's uncle Ian, under blackmail from Dr. X. Thanks to Ian's mine planted on Dr. X's snowcruiser, Action Man manages to destroy Dr. X's acquired lethal PAX 39 gas canisters.

Dr. X has taken a beaker of deadly Red Plague virus and kidnapped Dr. Pandemo who developed the cure. Action Man is lured to Dr. X's underground lab so Dr. X can steal the Jet Xtreme. Action Man liberates the jet and scientist and vanquishes the Red Plague virus for good.

Dr. X has hijacked a stealth bomber. Dr. X takes the bomber's weapons to launch from the European Space Agency base. Dr. X takes Jacque as hostage, but Jacques turns the tables on Dr. X and puts his satellite out of operation.

Dr. X's kidnaps the American ambassador to brainwash him in order to set up the Action Team. Action Man goes vigilante to root out Dr. X and clear the Action Team's name.

Dr. X has stolen an anti-gravity device to stage an alien attack on Earth. With the aid of the scientist Professor Mackenzie who invented the device, Action destroys the fake alien battleship.

With his Catalyst Crystal plot thwarted, Dr. X sends a dog (which Jacque adopts under the name Raid) to attack Action Man. Jacque uses Raid to track down Dr. X and terminate his Catalyst Crystal missiles.

Dr. X steals Jet Xtreme and kidnaps Secretary Norris and takes over the Action Space Station to start a major war around the world. Using his VR Suit, Action Man hacks into the Space Station to drive Dr. X out.

Dr. X and his infiltrator Domichi frame Secretary Norris of corruption and disband the Action Team. The Action Team liberate their equipment and Norris and thwart Dr. X's next shipment theft, thus clearing their names.