Cosmic Rust

December 25, 1985

40.0%

The Transformers - S2 - E45

Megatron causes his fellow Decepticons to be infected with the deadly Cosmic Rust. Perceptor is captured to find a cure and he does, learning that element X will do the job. The Decepticons are cured, but then they use Perceptor to spread the Cosmic Rust to the Autobots and element X is in short supply.

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The Transformers: Season 2 - 49 Episode s

2x1 - Autobot Spike
September 23, 1985
Spike is severely hurt during a battle. His mind is placed into Sparkplug's recent creation, Autobot X, until his body can be saved by an operation. But the Autobot X body was unstable to begin with and Spike soon ends up betraying his friends.
2x2 - The Immobilizer
September 24, 1985
Wheeljack's new invention, the Immobilizer, is capable of rendering any Transformer hit immobile for a short time. Once the Decepticons get their hands on it, however, they modify it and begin leaving many Autobots immobile.
2x3 - Dinobot Island (1)
September 24, 1985
Proving to be a danger even to their own allies, the Dinobots are sent away to train on a recently discovered island in the hopes that they will learn how to effectively work together. The island, however, is far from ordinary as it is populated by dinosaurs. Meanwhile, the Decepticons make advances toward the island so they can acquire it's natural resources.
2x4 - Dinobot Island (2)
September 26, 1985
The Decepticons' tampering on the island creates openings to other times, allowing all sorts of things from various times to arrive in the present. The Autobots race to reverse this before it's too late and to stop the Decepticon plot. But in the end, their best hope may be the Dinobots.
2x5 - Traitor
September 27, 1985
Failing to cause a divide between the Decepticons and Insecticons, Mirage's mind suddenly becomes enslaved and he is used by them in a plot against the Autobots.
2x6 - Enter the Nightbird
September 29, 1985
The Decepticons send the recently stolen Nightbird on a mission to steal an informative chip from the Autobots.
2x7 - Changing Gears
September 30, 1985
The Decepticons plans to take energy from the center of the sun using a circuit from one of their enemies, Gears. The Autobots must defeat the Decepticons and rescue their compatriot.
2x8 - A Prime Problem
October 1, 1985
The latest Decepticon plot to destroy the Autobots involves the creation of a Optimus Prime duplicate. They hope this duplicate will be able to convince the other Autobots he is the genuine article and will lead them into a chasm that will destroy them.
2x9 - Atlantis, Arise!
October 2, 1985
The legendary Atlantis is proven to be real and it's residents aren't exactly peaceful.
2x10 - Attack of the Autobots
October 3, 1985
Jazz, Bumblebee and Sparkplug are up against insurmountable odds when Megatron manages to turn the recharging Autobots evil.
2x11 - Microbots
October 6, 1985
The Decepticon ship that shot down the Ark has been found and Megatron manages to find a component containing great power. With this power a danger to everyone, Perceptor, Bumblebee and Brawn shrink down and journey through Megatron's body to get it away from the Decepticon leader.
2x12 - The Master Builders
October 7, 1985
The Constructicons trick Grapple and Hoist with claims of having left Megatron. They construct a tower Grapple thought up to absorb solar energy, which Optimus Prime did not want to be built for fear of The Decepticons getting their hands on it. Not surprisingly, The Constructicons betray them.
2x13 - The Insecticon Syndrome
October 8, 1985
The Insecticons become extremely powerful after they consume an energy source. They enslave every Decepticon except for Megatron. The Decepticon leader and the Autobots will have to team up to return the Insecticons to normal.
2x14 - Day of the Machines
October 9, 1985
Megatron seizes control of the Torq III computer, enabling him to control the flow of oil.
2x15 - Megatron's Master Plan (1)
October 13, 1985
Megatron and a politician team up to slander the image of the Autobots.
2x16 - Megatron's Master Plan (2)
October 14, 1985
While Megatron and Shawn Berger enjoy Decepticon Day in Central City, Spike tries to find video evidence that proves the Autobots are innocent!
2x17 - Auto Berserk
October 15, 1985
Red Alert is damaged during a battle, making him rather paranoid. This causes him to join forces with Starscream, who wants to get a hold of the Negavator.
2x18 - City of Steel
October 16, 1985
The Decepticons plan to take New York and turn it into their new home base, disassembling Optimus Prime in the process. The rest of the Autobots must save Optimus and New York City without their leader.
2x19 - Desertion of the Dinobots (1)
October 20, 1985
Both Autobots and Decepticons are facing tough times as they are in need of the element called Cybertonium. The Decepticons quickly get as much as they need, but the only way for the Autobots to get it is to rely on The Dinobots, who have been unaffected by all this. However, the Dinobots have been getting annoyed with The Autobots lately and leave them.
2x20 - Desertion of the Dinobots (2)
October 21, 1985
Both Autobots and Decepticons are facing tough times as they are in need of the element called Cybertonium. The Decepticons quickly get as much as they need, but the only way for the Autobots to get it is to rely on the Dinobots, who have been unaffected by all this. However, the Dinobots have been getting annoyed with the Autobots lately and leave them.
2x21 - Blaster Blues
October 22, 1985
From the moon, Megatron manages to interfere with the radio transmissions on Earth. Blaster and Cosmos go to put an end to his plot as the other Autobots work to help those affected by the loss of radio transmissions.
2x22 - A Decepticon Raider in King Arthur's Court
October 23, 1985
Spike, Hoist and Warpath find their battle with a group of Decepticons interrupted when they all get sent back in time to the middle ages.
2x23 - The God Gambit
October 27, 1985
Astrotrain tricks a race living on one of Saturn's moons, Titan, into thinking he is a god and gets them to do his bidding, which includes getting a hold of a newly discovered power.
2x24 - The Core
October 28, 1985
Megatron plans to drill his way to Earth's core in hopes of getting large amounts of energy. The Autobots try to stop him and initiate their new plan to take control over Devastator. When both sides battle for controlling Devastator, though, it causes disaster.
2x25 - Make Tracks
October 29, 1985
After someone steals him, Tracks is briefly unable to transform or talk. This isn't so bad, however, as it leads to the discovery that Decepticons are planning to turn stolen cars into weapons.
2x26 - The Autobot Run
October 30, 1985
Most of the Autobots lose their ability transform to robot mode after the Decepticons use a device on them. A handful of Autobots still capable of transforming are their only hope.
2x27 - The Golden Lagoon
November 3, 1985
A lagoon within a forest is discovered and found to contain a substance called electrum, which can make anyone invincible. The bad news is that the Decepticons manage to use it on themselves first.
2x28 - Quest for Survival
November 4, 1985
On the way to Earth with a type of insecticide to use against the Insecticons, Spike, Bumblebee and Cosmos encounter Morphobots. They get away just fine, but they inadvertently take Morphobots along for the ride.
2x29 - The Secret of Omega Supreme
November 5, 1985
Omega Supreme reveals his past to Optimus Prime, which involves a city's destruction, Megatron and Constructicons.
2x30 - Child's Play
November 6, 1985
The space bridge accidentally sends several Autobots and Decepticons to a strange world in which they are no bigger than toys.
2x31 - The Gambler
November 10, 1985
With the others rendered powerless, Smokescreen has to enter the gambling world to get the Energon needed to revive them.
2x32 - The Search for Alpha Trion
November 11, 1985
Elita-1, leader of a group of female Autobots causing trouble for the Decepticons, is captured and used as bait to lure Optimus Prime into a deadly trap. However, Elita-1's strange time manipulation technique saves him, but leaves her close to death. Her only chance for survival lies in Alpha Trion.
2x33 - Auto-Bop
November 12, 1985
Innocent people fall under Megatron's control through music being played at a club.
2x34 - Prime Target
November 13, 1985
A hunter sets his sights on Optimus Prime and uses several captured Autobots to force him into a confrontation.
2x35 - The Girl Who Loved Powerglide
November 17, 1985
The Decepticons are trying to learn the secret surrounding a man's invention and go after his teenage daughter. Powerglide intervenes to rescue her, but this causes her to fall in love with him.
2x36 - Triple TakeOver
November 18, 1985
Astrotrain and Blitzwing leave The Decepticons to do things their way, which includes capturing Megatron and Starscream and seizing control of a stadium.
2x37 - Sea Change
November 19, 1985
Seaspray falls in love, but the object of his affection is part of a rebel movement on another world.
2x38 - Hoist Goes Hollywood
November 20, 1985
Hoist gets a big break into show business after rescuing stuntmen. Sunstreaker, Powerglide, Warpath and Tracks are along for the ride as well. On the road to a movie career, however, they learn Dirge has stolen a device from Wheeljack's lab.
2x39 - The Key to Vector Sigma (1)
November 24, 1985
The Decepticons acquire the Key that will give them access to Vector Sigma. After using Vector Sigma, they find the Key is also capable of making organics turn into machines. Megatron prepares to use it against Earth and The Autobots will need new allies in this battle, but their creation will come at a high price.
2x40 - The Key to Vector Sigma (2)
November 25, 1985
The Decepticons acquire the Key that will give them access to Vector Sigma. After using Vector Sigma, they find the Key is also capable of making organics turn into machines. Megatron prepares to use it against Earth and The Autobots will need new allies in this battle, but their creation will come at a high price.
2x41 - Aerial Assault
December 9, 1985
The Decepticons work with a smuggler to take over a Mideast palace and begin acquiring plane parts for the construction of a air fortress. The Aerialbots head to the scene, but Slingshot and Sky Dive get into trouble. But a young man known as Hassan comes to their aid to help save the day.
2x42 - Masquerade
December 15, 1985
The Autobots capture the Stunticons during one of their thefts. With the Stunticons now imprisoned, Wheeljack presents a way to disguise Autobots as them. Going undercover, Optimus Prime, Jazz, Mirage, Sideswipe and Windcharger infiltrate the Decepticons and learn the Stunticons were trying to steal a part for a laser. However, the plan hits a snag after the real Stunticons escape.
2x43 - Trans-Europe Express
December 22, 1985
Some Autobots take part in a charity race in Europe, but it's all a Decepticon ploy to obtain metal from Augie Canay's car in order to house the Pearl of Bahoudin. With their teammates damaged by the Stunticons, it will be up to Bumblebee, Bluestreak and Tracks to stop the Decepticon plot.
2x44 - War Dawn
December 24, 1985
Some Aerialbots start to have doubts about their cause, some have started to admire Megatron, and are thinking of switching sides. They get pulled into a time warp, and end up on Cybertron, before the current war began. They'll discover more about Megatron, and the origin of one of their own.
2x45 - Cosmic Rust
December 25, 1985
Megatron causes his fellow Decepticons to be infected with the deadly Cosmic Rust. Perceptor is captured to find a cure and he does, learning that element X will do the job. The Decepticons are cured, but then they use Perceptor to spread the Cosmic Rust to the Autobots and element X is in short supply.
2x46 - Kremzeek!
December 26, 1985
A creature made out of energy, Kremzeek, gets made and causes trouble for the Autobots, Decepticons and Japan.
2x47 - Starscream's Brigade
January 6, 1986
Failing to topple Megatron, an exiled Starscream plans his revenge. He uses World War II era machines and five personality components to create the Combaticons, which prove very powerful in their Bruticus form.
2x48 - The Revenge of Bruticus
January 7, 1986
Seeking revenge against Autobot and Decepticon alike, the Combaticons hijack the Space Bridge and use it to alter Earth's orbit, putting it on a collision course with the Sun. With the only means to get off-world damaged in battle, Optimus Prime and Megatron must race against time to stop the Combaticons before the Earth is destroyed.
2x49 - B.O.T.
January 8, 1986
During a battle, the Protectobots finish off the Combaticons, with the exception of Swindle. Megatron orders Swindle to reconstruct his destroyed comrades or else a bomb in his head will go off, destroying him. As Swindle works to complete this task in time, three students get a hold of Brawl's personality component and use it for their science project, B.O.T., with disastrous results.

2x1 - Autobot Spike

2x2 - The Immobilizer

2x3 - Dinobot Island (1)

2x4 - Dinobot Island (2)

2x5 - Traitor

2x6 - Enter the Nightbird

2x7 - Changing Gears

2x8 - A Prime Problem

2x9 - Atlantis, Arise!

2x10 - Attack of the Autobots

2x11 - Microbots

2x12 - The Master Builders

2x13 - The Insecticon Syndrome

2x14 - Day of the Machines

2x15 - Megatron's Master Plan (1)

2x16 - Megatron's Master Plan (2)

2x17 - Auto Berserk

2x18 - City of Steel

2x19 - Desertion of the Dinobots (1)

2x20 - Desertion of the Dinobots (2)

2x21 - Blaster Blues

2x22 - A Decepticon Raider in King Arthur's Court

2x23 - The God Gambit

2x24 - The Core

2x25 - Make Tracks

2x26 - The Autobot Run

2x27 - The Golden Lagoon

2x28 - Quest for Survival

2x29 - The Secret of Omega Supreme

2x30 - Child's Play

2x31 - The Gambler

2x32 - The Search for Alpha Trion

2x33 - Auto-Bop

2x34 - Prime Target

2x35 - The Girl Who Loved Powerglide

2x36 - Triple TakeOver

2x37 - Sea Change

2x38 - Hoist Goes Hollywood

2x39 - The Key to Vector Sigma (1)

2x40 - The Key to Vector Sigma (2)

2x41 - Aerial Assault

2x42 - Masquerade

2x43 - Trans-Europe Express

2x44 - War Dawn

2x45 - Cosmic Rust

2x46 - Kremzeek!

2x47 - Starscream's Brigade

2x48 - The Revenge of Bruticus

2x49 - B.O.T.

S0: Specials

S1: Season 1

S2: Season 2

S3: Season 3

S4: Season 4