When the SilverHawks discover a mysterious ghost ship, Lieutenant Quicksilver is sent to investigate. Unknown to him, the ghost ship conceals a secret mob attack force; all part of Hardware's master plan to infiltrate Hawk Haven and eliminate the SilverHawks.
Randy Chang, the young champion of the Holo-Games, is kidnapped by Doc Terror, who plans to use his strategic knowledge to defeat the Centurions. Terror disguises himself as the ""Gaming Master"" and tricks Randy into thinking that his attacks on the Centurions are merely parts of a game. The Centurions manage to get to Randy, but Terror turns him into Multi-Borg, a cyborg that can split into three parts. The Centurions have to stop Multi-Borg before Randy fully turns into a cyborg. Science Lesson: Niagara Falls by Crystal.
Old Roy the prospector uncovers an ancient civilization, so Niko and Doc are called in and wind up battling an ancient android programmed to protect the city.
Octane is on the run from The Decepticons. He is forced to hide in a crypt, where the ghost of Starscream lies in wait and then takes over Cyclonus.
A routine business trip brings Magnum a new love enveloped in a deadly duel involving politics and drugs.
Magnum and Cynthia became ever closer to each other as they investigate Marti's murder. Their search leads them to a drug trafficker, but their snooping around sees them almost killed. Back in Hawaii, T.C., with help from Rick and Higgins, continues to search for the missing Kenny, and get him out of the trouble he is in.
On the run from Galvatron, Spike, Daniel and several Autobots enter a mausoleum and find a surprisingly not dead Optimus Prime. This would be cause for great excitement among Autobots. Unfortunately, however, Optimus is really under Quintesson control and is being used in a plan against his friends.
Angela tries desperately to find a new job but no one of her old friends or partners has one for her.The only job she can find is one of a copy writer.Eventually,Tony and Mona convince her to open her own agency.
In the jungles of Thailand, Dr. Mindbender is concocting a special chewing gum which will put whoever eats it at the mercy of Cobra.
To gain control over all of Limbo, Mon-Star orders Windhammer and Hardware to freeze the entire galaxy of Limbo. Will the Silverhawks be able to stop the mob's cold front or will they be iced? Find out on "Silverhawks".
Ace is on the Moon, inspecting the security systems of a mass-driver ore transporter, that ships mined ore from the Moon to the Earth. It soon comes under attack by Terror's Strafers under the command of the cyborg Lunex. Ace is unsuccessful in defending the mining-camp, and both he and it are captured by Lunex. Doc Terror then announces that he will use the mass-driver to launch meteors at the Earth. Ace is rescued, and together, the Centurions beam-over to Lunar free it from Lunex. However, the meteor has already been launched toward the San Andreas fault line, and only Ace alone can stop it. Science Lesson: The Moon by Crystal.
The Queen of the Crown uses her half of the Eliza Foxx psychocrystal to lure Zachary Foxx to her Psychocrypt, a facility in a remote area of space. Zachary is captured and used to create the most power psychocrystal ever. Against orders from Commander Walsh, the rest of the Series 5 team must track down Zach with the help of Geezi the Pedulant and rescue him from the clutches of the Queen.
A man hires Dave and Maddie to find his wife, who's been making mysterious late night phone calls to him, the same wife he's sure he killed and buried in the forest.
Cobra discovers an Asian tree sap that brainwashes people, and uses it to enslave the native population. Leatherneck must care for four orphans while the other Joes try to prevent Cobra from marketing the sap as chewing gum.
Mac inadvertently leads a hit man to his target, believing that he's helping a father find his lost son.
An aging admiral learns that his ship is to be scrapped, and he turns to Cobra for help. Cobra renders his ship impervious to electronic vessels, so G.I. Joe must use the two-hundred-year-old USS Constitution to defeat him.