A team of scientists on Earth develop the Jet Cutter, a new laser to powerful enough to cut through a new indestructible metal that Spectra has developed. But Spectra uses a giant humanoid mech to steal the Jet Cutter. G-Force travels to Zyr to try and find the giant and recover the laser.
On Space Island, a colonized asteroid, a Lava Giant suddenly appears and goes on a rampage.
Zoltar attacks Earth's power plants with a tentacled mech, but when G-Force attacks, the Phoenix experiences malfunctions.
A cargo ship is destroyed, but the only witnesses, fisherman and his sons, are reluctant to tell G-Force what they know.
Jason enters a continental auto race with a fellow driver named Lucy. However, Lucy is not all she seems to be. Although used by Spectra to infiltrate G-Force via Jason, Lucy is not able to compete her mission because she has grown fond of Jason. This is quite a feat, especially after the revelation that she is a robot!
The Team is relaxing at a Dirty Name 5 concert when Spectra appears! The entire band is kidnapped and forced to play. Their music is used as a sound weapon, literally shaking apart whatever it is directed at. The G-Force team have to rescue the band and stop Zoltar from succeeding in his plan.
Humanoid decoys of the G-Force team are created to be used as bait in a trap for Spectra. The "real" Mark swaps places with his decoy and is captured by Spectra. Mark must signal the team and lead G-Force to the Spectra base.
Mark while flying his jet encounters Colonel Chronos, who was believed to be dead, and follows him back to his secret base, where he gives Mark documents revealing the location of Spectra's Earth headquarters.
G-Force travels to planet Riga to look into the mysterious disappearance of an investigating team.
A giant mechanical peacock constructed by Spectra invades Earth, while Mark is kidnapped and his memory surpressed!
Spectra sends a mechanical whale to Earth. The Mecha attacks Bay City and G-Force goes after it. The Team interrupts the Spectra ship as it attacks some whales and Keyop promptly adopts a baby whale that survived. G-Force must locate the Spectra base and stop Zoltar before he destroys all of Earth's whales!
Spectra launches it's latest attack, but when the team is called together Tiny cannot be reached so the team has to attempt to fend off the attack without him.
Spectra agents bring a man who was released from 30 years in prison back to planet Spectra. The ex-prisoner was an expert marksman and Zoltar wants him to operate Spectra's newest weapon, a vehicle mounted gun. G-Force goes to Spectra to investigate.
Professor Doriarity is recruited by Spectra to make a robot horse army. The Great Spirit makes the Professor the new Ruler of Spectra in exchange for the army and G-Force goes to Spectra to stop him. They arrive to find that Spectra has turned on the Professor and they must now rescue the Professor and stop the robot horse army.
G-Force is introduced and faces a challenge against one of Spectra's mightiest machines, the Space Terrapin. To control the Universe, Spectra will stop at nothing to steal Earth's most valuable mineral: Vitalumis. Mark, Jason, Princess, Keyop and Tiny (with help from 7-Zark-7 at Center Neptune) power The Phoenix to victory over Zoltar and Spectra.
Upon their splashdown on Earth, two astronauts are kidnapped by a Manta Ray submarine for discovering the location of Spectra bases on Mars. G-Force is called upon to resuce the astronauts and retrieve the valuable information they obtained. Mark infiltrates Spectra's base, and is later joined by Keyop to return the astronauts to The Phoenix. The Spectra Commander escapes in the head of the Space Terrapin, only to be destroyed by the Fiery Phoenix.
Planet Vega is attacked by Spectra's Space Ray Machine and most of their vital installations are destroyed. G-Force is sent to Vega to track down the Ray Machine and follow it back to the base. They must infiltrate and destroy the base and the Space Ray Machine to keep Spectra from capturing Vega!
Zoltar releases a poisonous pollutant into the ocean which is killing all the fish in the ocean. G-Force has to stop the him before the Earth's entire ecosystem is destroyed.
Bars of gold are stolen from the Intergalactic Federation, and G-Force is sent out to get it back. While searching one of the islands where the gold might be hidden, Mark, Princess and Keyop are captured and taken to a secret Spectra base.
What at first appears to be an exceptionally high powered typhoon hits the world's largest water reserve center in cosmic city. For some unexplained reason, the weather control missiles which could have deflected the storm, were never launched. Chief Anderson tries to convince the leaders that the storm was no accident of nature, while G-Force investigates some unusual activity and a possible Zoltar connection.
Three of earth's top scientist mysteriously vanish, and G-Force is given the mission of protecting the remaining scientists.
G-Force is given the job to escort a new plane, called the FY-9, to the planet Riga.
G-Force shoots down Zoltar. He escapes his ship and the team chases him through the forests of Planet Lukadia. Zoltar has the entire forest rigged with traps.
Princess has lost her shoe and cannot transmute. Upset and at a loss on how she can now be a part of the team, or any help at all, she enters a contest to be a spokesperson for a major company, and inadvertantly is captured by Spectra.
This episode takes place on planet Exor. One of their island cities is surrounded by an impenetrable wall of radiation created by a Spectra bombing attack. Chief Anderson believes the city is a Spectra base and sends G-Force to check it out. The team goes into the city, but they are only able to withstand the radiation for one hour. They are attacked by a Spectra Mecha once they are inside the city. Can G-Force escape the Mecha and solve Spectra's latest plot before their time runs out?
Spectra wants to steal Metamorphosis 1, a mecha that can transform into any shape.
Spectra attacks a mining operation and an explosive mining bit is separated from it's base machine and continues to bore into the earth. G-Force must stop it before it hits magma, causing a devastating earthquake.
After the city is blacked out, G-Force heads out to find out why. They find a swarm of ants attcking the Solar Fusion Plant. After flooding the ants away from the complex, they find the remants of one, finding that they are tiny robots. From the construction, Center Neptune scientists ascertain that the threat this time is not Spectra, but Tromulous. The team heads out to stop this lates threat. Once on Tromulous, they set down the robot ant and follow it to its home. They come to a giant ant hi
Keyop stumbles upon a kidnapped girl, and takes it upon himself to rescue her.
The Luminous One commands Zoltar to destroy Earth's entire energy capability. Zoltar uses a 'scorpion' mech to go on a rampage, starting by destroying Earth's most important research facility.