From TFormers, below is the episode synopsis for the first season of Transformers: Animated. The season debuts in the US on December 26, 2007 at 8PM EST.
Episodes 1-3: Transform & Roll Out!Optimus Prime & his small crew of Autobots come into possession of the AllSpark, a powerful Cybertronian artifact that attracts the attention of their long-forgotten enemies the Decepticons and sends them crashing to a strange & distant planet known as Earth. A three minute sneak peek can be found
here.
Episode 4: Home is Where the Spark is The Autobots settle into their new home base - an abandoned automobile manufacturing plant but the ancient assembly line machinery seems to have developed a mind of its own.
Episode 5: Total Meltdown A bio-engineering genius experiments with some of Bumblebee's hydraulic fluid & accidentally transformers himself into Meltdown, whose corrosive touch can melt anything - including Autobots!
Episode 6: Blast From the Past Professor Sumdac Upgrades a trio of animatronic dinosaurs from a local theme park, but the creatures develop minds of their own & become rampaging Dinobots, bent on destroying the Autobots.
Episode 7: Thrill of the Hunt While Autobots encounter a mysterious muscle car creating havoc in Detroit, Ratchet keeps flashing back to his "tour of duty" in the Great Autobot-Decepticon Wars.
Episode 8: Nanosec Bumblebee's self-proclaimed title as "fastest thing on wheels" is threatened by Nanosec, a super speedster crook on a deadly mission that could destroy all of Detroit.
Episode 9: Along Came a Spider Bumblebee & Bulkhead's first Halloween turns even spookier when they encounter a giant spider that turns out to be the deadly Decepticon Blackarachnia.
Episode 10: Sound & Fury Sari's new toy musical robot seems to have an evil streak - and the ability to control other machines - but Bulkhead is the only on who sees it.
Episode 11: Lost & Found The Autobots clash with Decepticons Lugnut & Blitzwing, who come to Earth searching for their missing leader Megatron.
Episode 12: Survival of the Fittest Sari is kidnapped & the evidence points to the Dinotbots. So Prowl & Bulkhead head to a mysterious island to investigate - with a highly suspicious Captain Fanzone on their tail.
Episode 13: Headmaster A disgruntled Sumda employee seeks revenge & profit by taking control of one of the Autobots & sending him on a rampage.
Episode 14: Nature Calls Prowl, Bumblebee and Sari get more than they bargained for when they head out to the remote woods to investigate a mysterious energy signal.
Episode 15: Megatron Rising, Part One Prime begins to doubt his leadership abilities as the Decepticons mobilize for a big invasion of Earth.
Episode 16: Megatron Rising, Part Two The Autobots are decimated by the Decepticon invasion, but still must rally to prevent the AllSpark from falling into their clutches.
Episode 17: The Elite GuardThe Cybertron Elite Guard arrives on Earth to retrieve the AllSpark & relieve Prime & his crew of their post, but they prove less than adept at blending in with the human world.
Episode 18: Return of the Headmaster Optimus Prime is forced to team up with his rival Sentinel Prime after Sentinel has a humiliating - & potentially fatal - encounter with the Headmaster.
Episode 19: Mission Accomplished Convince there are no Decepticons left on Earth, the Elite Guard prepares to take Optimus Prime & his crew back to Cybertron - unaware of the increasing Decepticon activity taking place under their very noses.
Episode 20: Garbage In, Garbage Out AllSpark energy turns junk pile into a sentient robot who tries to help the Autobots, but ends up doing more harm than good.
Episode 21: Velocity Investigating a mysterious race car, Bumblebee gets involved with an illegal underground street racing circuit, which also captures the attention of the Decepticons.
Episode 22: Rise of the Constructicons Bulkhead befriends a pair of construction vehicles brought to life by AllSpark energy. But the Decepticons have their scanners set on the duo for their latest construction project.
Episode 23: A Fistfull of Energon Prowl goes off on his own to capture the fugitive Starscream, but finds some competitions in the form of a Decepticon bounty hunter. Aided by a mysterious benefactor, Detroit's B-level villains team up to take down the Autobots once & for all.
Episode 25: Autobot CampOn the trail of an escaped Autobot traitor, Bumblebee flashes back to a previous encounter with the traitor when he first met Bulkhead in Autobot Boot Camp.
Episode 26: Black FridayBlackarachnia enlists Prometheus Black - aka Meltdown - to aid her with a dangerous experiment, while Prime & Dinobot Grimlock are force to team up to stop them.
Episode 27: Sari, No One's HomeLeft along in the Autobots' home base, Sari must defend it against an intrusion by the Constructicons.
Episode 28: A Bridge Too Close, Part OneThe Decepticons kidnap Bulkhead to aid in Megatron's ultimate plan to take over Cybertron.
Episode 29: A Bridge Too Close, Part TwoThe fates of Cybertron & Earth lie in the balance as Optimus Prime & his Autobots battle Megatron & his Decepticons in a fight to the finish.