The Sludge Factor (2)
G.I. Joe: A Real American Hero - S4 - E8
The Eco Warriors race to stop Cobra Commander and Cesspool from taking control of the world from their volcano base...
G.I. Joe: A Real American Hero: Season 4 - 20 Episode s
4x1 - The Eliminator
September 23, 1991
Overkill recieves an upgrade and becomes The Eliminator, and sets out to destroy the Joes.
4x2 - Chunnel
September 24, 1991
At the unveiling of a new tunnel between England and France, Cobra Commander kidnaps the Queen of England and steals the crown jewels, proclaiming himself King...
4x3 - A is for Android
October 29, 1991
Cobra replaces General Hawk with an android replica...
4x4 - El Dorado, The Lost City Of Gold
September 30, 1991
Grunt and Cobra Commander by search for El Dorado, The Lost City of Gold.
4x5 - Long Live Rock & Roll (1)
October 2, 1991
Cobra plans to destroy New York city by using subliminal messages in Rock and Roll music.
4x6 - Long Live Rock & Roll (2)
October 3, 1991
The Joes race to stop Cobras Rock and Roll scheme...
4x7 - The Sludge Factor (1)
October 7, 1991
Cobra joins forces with the evil Cesspool to pollute the worlds food supplies, and the Joes form the Eco Warriors to combat this new threat...
4x8 - The Sludge Factor (2)
October 8, 1991
The Eco Warriors race to stop Cobra Commander and Cesspool from taking control of the world from their volcano base...
4x9 - Messenger from the Deep
October 21, 1991
Cobra Commander believes a hidden city under the sea will make him rich, but both the Joes and Cobra find out it holds a more dangerous secret...
4x10 - Infested Island
September 23, 1991
Cesspool and Cobra Commander attempt to take over the world with giant insects.
4x11 - The Greatest Evil (1)
October 29, 1991
Cobra and GI. Joe team up to fight a Drug dealer...
4x12 - The Greatest Evil (2)
October 7, 1991
While Duke and his younger brother Falcon have a conflict of their own, Cobra Commander plans to steal the Drug Lord Headmans money reserves.
4x13 - The Sword
September 25, 1991
Storm Shadow, Snake Eyes and Night Creeper leader all race for posession of the mythical sword of destiny...
4x14 - Keyboard Warriors
November 14, 1991
Destro creates a new computer system named the ASP which can control Cobra weapons around the world.
4x15 - Shadow of a Doubt
November 6, 1991
Cobra Commander attempts to lure Storm Shadow back into Cobra...
4x16 - Cobra World
October 28, 1991
Cobra Commander tries to convince the world he has gone straight and opens his own theme park...
4x17 - Kindergarten Commandos
November 19, 1991
Cobra takes control of a school in the hope of training new Cobra recruits from a young age.
4x18 - Metal Head's Reunion
November 19, 1991
Metal-Head goes to his high school reunion in an effort to get a secret armor formula for Cobra...
4x19 - Basic Training
January 7, 1992
In a clip show, General Hawk advises the audience what it takes to become a GI.Joe.
4x20 - The Legend of Metal Head
January 20, 1992
In another clip show episode, Metal Head relates his time in Cobra to the audience.