Colonel Muckbar buys the BOOM disk from Lazlo Gigahertz and threatens to blow up the Hoover Dam unless he gets two billion dollars.

Von Trapp steals the BOOM disc from Jarlsburg and plans to hold the world hostage.

Mister X buys stolen Russian warheads and plans to blow up Mount Vicemore at the unveiling ceremony.

Castrato steals a nuclear missile and detonator, and plans to use it unless he receives 50 billion dollars and the New York Yankees.

Cy Cologne plans to melt the world's icebergs, which will cause an enormous tidal wave that will destroy half the world.

Dr. Moonbeam steals DOGSLED defense weapons and threatens to destroy national landmarks.

Lazlo Gigahertz kidnaps several European leaders and uses Bruno to replace them with robots.

Ramon shoots down the GLOBE satellite and steals the chip inside, which will enable him to control all electronic communications in the world.

Von Trapp kidnaps Profession Wisensteain, creator of a mind-reading machine, and builds one of his own. He plans to use it on Swiss bankers to get the combinations to their vaults.

Former chess champion Booby Vicious builds a device to take out radar systems. Bruno must win a game of riddles within 24 hours, or he'll destroy the major cities of the world.

Mister X kidnaps world leaders, and the ransom is the uranium he needs for his atomic warhead detonator device.

Lady Di Archer steals a ceremonial scepter so that war between Jumai and Bakare will continue and diamonds can't be mined.

Dr. Benny Butterfinger steals the Thelma – a silent, undetectable plane – and will start bombing world capitals unless he receives three billion dollars.

Armand Geddon steals the explosive Ultra-Blastite, to be triggered by Slather's high notes at the upcoming "Peaceapalooza" concert.

Hollywood director Stuart Pede puts subliminal messages in a movie that will make teenagers kill world leaders and do whatever else he tells them.

Von Trapp has built a large "Grosse Gun" and will bombard oil fields unless OPEC gives him all of its oil. He uses a "kinder-spy" of his own to anticipate Bruno's every move.

Lazlo Gigahertz creates an earthquake-causing machine, with which he plans to destroy the world's largest cities.

Ho Don Po develops a plastic explosive that allows him to set off dormant volcanoes; the lava flow will turn the ocean property he owns in Hawaii into beachfront property.

Sunblock manufacturer Chick E. Love steals CFCs in order to eliminate the ozone layer and sell more sunblock.

Ann T. Mayhem and sons hijack plans and steal their parts to build a superplane. They then threaten to bomb countries unless they receive a ransom.

Lazlo Gigahertz gains control over the dogs of the world, and plans to sic them on their masters unless he receives a billion dollars.

Mad inventor Leonardo Linguini builds a "Cosmic Hole Puncher" which he will use to punch the atmosphere so meteorites can reach the earth's surface. He will destroy every major world capital unless he receives a billion dollars.

The bad guys, with Von Trapp as president, get together to take over the world. Their first step is stealing a new secret radar system. Jarlsburg loses his confidence and retires from GLOBE, leaving Bruno to deal with a new partner.

Von Trapp uses DNA samples to create an army of clones of infamous people throughout history, who will help him take over the world.

Dr. Nick Knock develops a "Weather Anomalizer" that can alter the weather. He plans to use it to extract his revenge on the scientific community at a reception for Nobel Prize Winners.

Vorga Lopez plans to overthrow her brother's government in Brazuela. She holds his son hostage at an amusement park, with the entire Brazuelan treasury as ransom.

Koos Koos manufactures a soft drink that contains a violence-inducing chemical. He plans to capitalize on arms sales when he starts an unstoppable world war.

Mad toy inventor Klaus Von Claus puts computer chips inside a popular type of doll, allowing him to bring them to life. He plans to use them to destroy the world on Christmas Eve at midnight.

Eugenie Scuzzybus uses Lazlo Gigahertz's technology to send a hypnotic signal through electrical wiring, making a zombie of anyone who looks at a monitor or TV screen. Lazlo joins Bruno and Jarlsburg on their journey to stop Scuzzybus.

Continued from Part One.

Continued from Part Two.

A man calling himself "The Engineer" takes over a new computerized rail system and threatens to derail every train on the planet.

Melbourne and Sydney G'Day plan to infect the world with a deadly virus, then sell the antidote and rake in the money.

Castrato brings down the GLOBE jet, equipped with a computer full of secret GLOBE information. Bruno retrieves the computer, but must take it back so Castrato can download a virus that will erase all the secret information he's learned.

Medusa has a "Molecular Reorganizer" which can turn water into gold and vice versa. She plans to steal the world's supply of gold in order to control the world. Leecy sneaks along on this mission and finds out about Bruno's secret life.