Episode 1
Aired Jul 2, 2005
Hidden
The Autobots are having trouble remaining hidden on Earth, despite the help of the three children who are their only friends.
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Episode 2
Aired Jul 2, 2005
Haven
With the help of their human friends, the Autobots construct a new HQ on Earth.
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Episode 3
Aired Jul 9, 2005
Landmine
Landmine feels useless now that he has broken down; as he recovers, he vows to help the others in their mission, even if he isn't physically ready.
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Episode 4
Aired Jul 16, 2005
Space
The Decepticons try to capture Vector Prime; Scattershot takes Bud into space, but the two get attacked in the process.
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Episode 5
Aired Jul 23, 2005
Rush
Despite being told not to interfere by Optimus Prime, Hotshot interferes with a battle on an alien planet; the interaction threatens to ruin the culture of the planet.
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Episode 6
Aired Jul 30, 2005
Speed
The Decepticons set a trap for the Autobots that may reveal that transformers exist to humans.
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Episode 7
Aired Aug 6, 2005
Collapse
Megatron searches for the Cyber Planet Key with extreme force; the Autobots try to stop the massive earthquakes that are threatening the city.
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Episode 8
Aired Aug 13, 2005
Time
Red Alert gets concerned when Hot Shot takes desperate measures to beat Override; Vector Prime and the kids travel to the Sahara in search of the Omega Lock.
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Episode 9
Aired Aug 20, 2005
Search
The Autobots join Vector Prime to search for the Omega Lock; Megatron and Starscream attack Overhaul.
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Episode 10
Aired Aug 27, 2005
Deep
Overhaul and Megatron try to convince inhabitants of the Jungle Planet of their "good" intentions; the Autobots investigate the appearance of a new Atlantean symbol.
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Episode 11
Aired Sep 3, 2005
Ship
Optimus Prime and Megatron head to the moon after the Atlantis ship disappears; Vector Prime and the kids locate the Omega Lock.
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Episode 12
Aired Sep 10, 2005
Hero
Optimus discovers that Hot Shot has disobeyed his orders while Red Alert has covered for him; he is forced to put his trust in Hot Shot to win the Cyber Key from Override.
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Episode 13
Aired Sep 17, 2005
Race
Hot Shot and the Autobots battle Ransack and Crumplezone in the first round; Starscream continues to build his forces; Lori and Bud uncover information on the Ancients' prehistoric visit to Earth.
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Episode 14
Aired Sep 19, 2005
Fallen
When Cybertron is threatened by a colossal black hole, Optimus Prime and the Autobots give the order to evacuate the planet; a mysterious stranger holds one last hope.
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Episode 15
Aired Oct 7, 2005
Detour
Hot Shot teaches Override about the Autoboy honor code; Overhaul faces Scourge.
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Episode 16
Aired Oct 13, 2005
Ice
Bud, Lori and Coby encounter government scientist Professor Suzuki while investigating strange phenomena at the North Pole; Starscream plans a new attack.
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Episode 17
Aired Oct 14, 2005
Honor
Leobreaker disobeys Optimus' direct orders by attacking Scourge; as he starts respecting Leobreaker, this creates a rift between him and Optimus.
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Episode 18
Aired Oct 14, 2005
Savage
Optimus and Vector Prime answer a distress signal as Hot Shot trains for the big race.
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Episode 19
Aired Oct 17, 2005
Primal
The Autobots arrive on the Jungle Planet for the final confrontation between Scourge and Optimus Prime, with Override representing the Speed Planet and Lori representing Earth.
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Episode 20
Aired Oct 18, 2005
Trust
Optimus gives each Autobot a copy of the Cyber Planet Key so that the Decepticons do not know who has the real key; at the North Pole, Professor Suzuki makes an astonishing discovery.
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Episode 21
Aired Oct 19, 2005
Trap
The secret history of Earth and Cybertron is revealed with the awakening of monster-hunting Autobot Smokescreen; the Autobots are drawn into a cavern filled with ancient Decepticons.
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Episode 22
Aired Oct 20, 2005
Invasion
Starscream unleashes the ancient Decepticons in an attempt to find Earth's Cyber Planet Key; Optimus leads the Autobots in battle.
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Episode 23
Aired Oct 21, 2005
Retreat
The Minicons rescue the kids while Sideways learns the location of the Autobots' Earth base, leading the Decepticons to Coby's hometown.
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Episode 24
Aired Oct 21, 2005
Sand
The Speed Planet Cup goes to a desert world for a race.
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Episode 25
Aired Oct 24, 2005
Revelations
Scourge frees Megatron from Starscream's trap and heads toward Earth; the Autobots have to deal with Megatron and try to locate Starscream.
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Episode 26
Aired Oct 28, 2005
Champions
Coby must drive a damaged Hot Shot to finish the championship.
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Episode 27
Aired Jan 23, 2006
Critical
Primus' light shines down on the fallen Autobot warriors Scattershot, Red Alert and Hot Shot, resurrecting them.
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Episode 28
Aired Jan 24, 2006
Assault
A three-way battle unfolds between the Decepticons, the Autobots and Starscream's forces; an Autobot warrior named Wing Saber appears.
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Episode 29
Aired Jan 25, 2006
Starscream
Starscream unleashes the Omega Lock's power and grows to an enormous size as the Autobots come closer.
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Episode 30
Aired Jan 26, 2006
United
Override, Evac and Leobreaker are sent to help the Cybertron Defense team on Cybertron; Megatron's Decepticons follow as well as Thunderblast joins.
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Episode 31
Aired Jan 30, 2006
Cybertron
The Autobots destroy Megatron; they then try to revive Cybertron using the Omega Lock, triggering a reaction that seemingly begins to destroy the planet.
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Episode 32
Aired Jan 31, 2006
Balance
Planet Cybertron's true form is revealed; Jolt is used as the device to connect and relay the messages of Primus, who begins to speak of things that have passed.
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Episode 33
Aired Feb 1, 2006
Darkness
The Autobots search for Jolt and the kids abducted by Sideways and Starscream; Megatron discovers new information regarding Unicron's dark power that could alter the effects of the war.
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Episode 34
Aired Feb 2, 2006
Memory
Coby, Bud and Lori resort to trickery to keep Sideways from erasing Jolt's memory.
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Episode 35
Aired Feb 6, 2006
Escape
Jolt and the kids get off a distress call while Megatron refuses to let Optimus out of battle, forcing Vector Prime to lead the rescue team.
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Episode 36
Aired Feb 7, 2006
Family
Coby decides to go to Giant Planet to rescue his brother and tries to tell his parents about the Transformers before leaving.
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Episode 37
Aired Feb 8, 2006
Titans
Starscream grows to planet size when he interferes with Primus using his spark energy to stop the black hole; he then decides to take on Primus.
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Episode 38
Aired Feb 9, 2006
Warp
The Autobots travel to the Giant Planet in an old Atlantian ship, Ogygia; on the space bridge, they have to face off with the very mind of Atlantis.
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Episode 39
Aired Feb 13, 2006
Giant
The Autobots convince giant Transformers who are only interested in building new buildings to assist them in their search for the Cyber Planet Key.
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Episode 40
Aired Feb 14, 2006
Fury
The Autobots begin the search for the missing Cyber Planet Key; Megatron is resurrected into the Galvatron.
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Episode 41
Aired Feb 15, 2006
City
Optimus and company rescue Bud and the Minicons while Ransack and Crumplezone try to prevent them from finding the Cyber Planet Key.
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Episode 42
Aired Feb 16, 2006
Ambush
The Autobots divide into teams and journey to the depths of Giant Planet; however, they face a difficult battle against an attack from Decepticon.
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Episode 43
Aired Feb 20, 2006
Challenge
The black hole expands even further, and the crisis approaches Jungle Planet; Leobreaker and Snarl wager the leader's throne, challenging Scourge.
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Episode 44
Aired Feb 21, 2006
Scourge
Although Scourge is the winner of the fight, his emotions cause him to hesitate; Scourge encounters Bud, who has formed the Mini-Con Recon Team.
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Episode 45
Aired Feb 22, 2006
Optimus
The Autobots and Decepticons finally reach the lowest depths of Giant Planet; Coby and Landmine head to the spaceship Lemuria where the Planet Key is located.
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Episode 46
Aired Feb 23, 2006
Showdown
Starscream and Galvatron battle for possession of the Omega Lock and the four Planet Keys; the Autobots try to intervene.
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Episode 47
Aired Feb 27, 2006
Guardian
Wing Saber hurries to the space bridge in the sky; however, the space bridge begins to fall apart.
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Episode 48
Aired Feb 28, 2006
Homecoming
Galvatron pulls the Earth, the Speed Planet, and the Jungle Planet through space bridges.
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Episode 49
Aired Mar 1, 2006
End
Optimus approaches Galvatron to take the Omega Lock and Planet Keys; however, Galvatron is drawing out the power of the Planet Keys.
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Episode 50
Aired Mar 2, 2006
Unfinished
Galvatron wanders through the universe, before something shining catches his eye.
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Episode 51
Aired Sep 29, 2006
Beginning
Representatives of each planet have successively gathered together on Cybertron; the first Space Peace Conference opens with Optimus Prime.
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Episode 52
Aired Oct 2, 2006
Inferno
Peace settles on Earth; the reasons for Landmine's arrival on Earth and Scattershot's unusual reading are unclear.
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