The Alpha Teens finds Mr. Lee's hideout and come face to face with a Mu-Team who are growing tired of their Master.
Hawk is given a part in a Kung-Fu movie in Hong Kong, but gets in over his head. As the other Alpha Teens come with him, the later investigate a mysterious dream Axel had of his father claiming "Jo-Lan" is in danger.
The team encounters a new foe, nicknamed "The Racer." His reason for being? Stealing one-of-a-kind vehicles! (The whole episode plays like an episode of some reality television program.)
After taking a page from the always-bickering Mu-Team, Lee sets out to break apart the Alpha Teens by setting them up to distrust one another and fight amongst themselves.
Lured to a remote island with a recorded audio loop of Axel's father, the team falls into the trap of a demented game hunter, who considers them to be the ultimate prey.
Lee and the Mu-Team take over the space station while Garrett is aboard making final adjustments. Able to send a message to the team, he asks for help. With no other options, the team "borrows" the still-experimental Cosmo Jet and gets spacebound.
Vinnie "The Mass" Rossi returns -- now a molten magma man -- bringing freak volcanic rifts all over the city. The reason behind his appearance? Lioness. On a side note, the extremeness of Hawk and Shark's snow fun causes $97 million in damages, which the city expects the two to pay.
When Rachel's marine biologist father, his boat, and his crew go missing after coming across the mysterious Kraken, it's up to the team to help her. Things only point to Lee as Rayza makes an appearance.
During the holiday season, King volunteers to be Santa at the local mall, with the others as his elves. The toys they give out, however, are not what they seem -- Lee has added his "special" creative touch.
During a call to Lioness, her cousin Eliza is attacked and kidnapped. The team travels to Brazil to rescue her.
While searching through Mr. Lee's soon-to-be destroyed mansion, Axel discovers a canister with a map written by his father, directing him to his hometown. Lee captures Dragon and creates a cybernetic clone with which to destroy Axel.
Lioness' neglectful rocker father comes to visit, hoping to mend fences with his daughter. Meanwhile, Magness is planning a major heist -- at the very concert the team is attending!
When Mr. Lee breaks Recombo out of prison, he (Recombo) invades the dreams of the A.T.O.M. team.
King takes the team camping in Blue Pines National Park for his birthday. The park however has become nothing as King described it. A vicious mutant, combined of different animals, is loose in the park.
Lioness is asked to give a public speech at a fundraiser, bringing to the surface old fears. Lee lures Axel into a trap and sends the Mu-Team, including a thought-to-be-dead Tilian, to ambush him.
Shark lands a job as a lifeguard where he meets a beautiful scientist named Rachel. Unfortunately Mr. Lee has Rayza, Shark’s mutant clone, kidnap Rachel. Hawk is taught the basics of swimming as he and the other members of the Alpha Teens are attacked by his clone, Stingfly.
A.T.O.M. is a French animated television series, which chronicles the adventures of five teenagers, set in the fictional Landmark City. The Alpha Teens, which consist of Axel Manning, Catalina Leone, Crey Kingston, Zack Hawkes, and Ollie Sharker, test prototype vehicles and weapons for Lee Industries, and use these prototypes to combat criminals, particularly the sadistic Alexander Paine. In the United Kingdom, Australia and Latin America, the series is called Action Man A.T.O.M. and has its own comic book from Panini Comics.