Batfink says that he knows who has stolen a huge pearl from the museum, but he refuses to tell who did it; this leads everyone, including the thieves, to believe that he has turned crooked.

Hugo A-Go-Go is using his short-circuit device to make trains and traffic signals go wild.

Hugo and Ebenezer the Freezer plan to freeze the entire city, using a missile loaded with freezing gas.

Mr. Boomer, the owner of Boomer Glass Works, is using a jet plane to create window-shattering sonic booms in order to increase business.

Big Ears Ernie is a burglar whose super-sensitive hearing allows him to break into safes and avoid capture.

Hugo has stolen all the water from Niagara Falls, and is selling it for five cents a glass.

Manhole Manny reaches up through manholes to steal things, such as a valuable painting and the wheels off of police cars.

Mr. M. Flick, the Mad Movie Maker, uses a projected image of a meteor to scare everyone out of the city, leaving him free to loot it.

Hugo is sending out robotic knights to commit robberies for him.

Skinny Minnie and her gang of rail-thin thugs use their ability to squeeze through tight spaces to commit robberies and hide from the police.

Someone is stealing valuables from fat men's clubs, so Batfink dons an inflatable "fat suit" to find him.

Hugo uses his latest invention, a tickle stick, to render people helpless with laughter.

Hugo is using a special submarine to cut through the hulls of ships, so he can rob them and then sink them.

Gluey Louie, who immobilizes people with puddles of glue, steals Benjamin Franklin's kite just as it is being donated to a university.

Brother Goose is a crook whose crimes and traps are patterned after nursery rhymes.

Two crooks have lost a stolen diamond in a candy factory, so now they're trying to find it by stealing chocolate bars all over town.

Hugo is teaching his students how to commit crimes and avoid capture, with the help of a heavily armed school bus.

Myron the Magician, who uses magic tricks to commit crimes, steals a valuable painting from a museum and hides out in his specially-gimmicked house.

Hugo steals a factory's payroll with the help of an instant brainwashing solution that turns people into his willing slaves.

Hugo, using his newly invented Millisecond Photo Flash Temporary Blinding Ray Monocle, has stolen a set of secret plans from a diplomatic courier.

Hugo has invented a pair of flying gloves that steal for him; because they look like Batfink's gloves, Batfink is now wanted by the police.

Sporty Morty, who uses sporting equipment to steal things, wants to hunt Batfink and have his head for a trophy.

Hugo uses a cap that shoots lightning bolts to steal a gold idol.

The Ringading Brothers use acrobatic skills to steal valuable rings from people's homes.

Hugo invents a spotlight that projects colorful spots to temporarily blind people; he first uses it to steal a valuable dagger, later to trap Batfink.

Hugo has built a grenade-throwing robotic baby to help him commit crimes.

Brother Goose is back, and committing more crimes based on nursery rhymes.

Stupidman, who commits crimes that no sensible person would try, has stolen a two-million-dollar scimitar; the police are unable to act because he is the Chief's brother-in-law.

Hugo has built a mechanical Batfink lookalike, and Karate must determine who is who in order to save Batfink's life.

Hugo's mechanical soldiers have declared war on law and order.

Professor Vibrato has broken out of jail using his ultrasonic cello and Batfink pursues him to his mountaintop hideout.

A junk dealer is using a machine to create artificial tornadoes, which steal money and junk for him.

Greasy Gus, who uses puddles of grease to trip people up, has stolen the police payroll.

Plus A. Minus, alias Zero, has stolen an original manuscript for The Three Musketeers.

Snake charmer Swami Salami uses the Indian rope trick to rob penthouses.

A contortionist called the Human Pretzel has stolen a box of diamonds and is hiding out at a carnival.

Professor Hopper, owner of a flea circus, uses his trained fleas to steal jewelry.

Roz the Schnozz uses her bloodhound-like nose to sniff out valuables and to avoid the police.

Someone impersonating Karate has stolen the Gold Hand of Kara-Tay from a museum; Karate, determined to clear his name, insists on taking charge of this case.

Lucky Chuck, the luckiest crook in town, has stolen a dinosaur wishbone.

Marked money from a bank robbery is planted on the Chief and the Mayor as part of Hugo's plan to get himself elected mayor.

Hugo is using an Indian motif for his latest crime spree.

Hugo's latest invention makes people behave like animals and he is using it to turn Batfink into a chicken.

Hugo is using a "goldstinger" - a wand that instantly encases people and things in gold plate - to turn the heroes into immobile statues.

Hugo's machine has brought his shadow to life, so that it can commit crimes and fight Batfink for him.

Party Marty, who uses party favors to commit crimes, steals Cleopatra's love letters from a library.

Hugo's newest machine has brainwashed Batfink's BEEP into leading the heroes into one trap after another.

Hugo's electronic jamming device is turning all the machines in the Split-Level Cave against the heroes, including a trap of Batfink's devising that even Batfink cannot escape from.

Hugo has invented a mechanical bride to help him commit crimes.

Professor Flippo's invention turns people and things upside-down.

The Rotten Rainmaker's weather-controlling device is raining out a planned rocket launch and he demands 1 million dollars to make it stop.

Gypsy James is a crooked fortune teller who steals parking meters.

The Chameleon is an art thief from France who uses portable camouflage screens to hide from his pursuers.

Beanstalk Jack is a farmer who uses instant giant beanstalks to commit crimes.

Hugo's latest device can stop time itself for everyone but him, and he uses it to rob a bank.

Hugo has built a robotic kangaroo that can leap tall buildings, provide Hugo with a quick getaway, and fight.

Hugo is spraying the entire city with Presto-Chango, a chemical that causes people to swap personalities.

Curly the Human Cannonball is using his routine to break into jewelry stores so he can rob them.

Robber Hood uses his archery skills to rob money from banks, so he can give it to himself.

Hugo's latest device can change the speed of whomever it is aimed at.

Sandman Sam is committing crimes with the help of his "slumber sand," which can put anyone to sleep.

Hugo has a yo-yo which is designed to place a stick of dynamite wherever he wants.

Hugo has blanketed the city with "Hoke" - hate-inducing smoke - causing everyone to be distracted from Hugo's crimes by their own constant bickering.

Hugo's latest device makes people and things go backwards.

The Great Escapo escapes from prison and seals Batfink inside four famous traps at the same time

Hugo has an Aladdin-style lamp, which produces a thick black smoke that obeys Hugo's commands.

Daniel Boom uses explosives to commit crimes and to trap the heroes.

Queenie Bee's trained bees scare away a museum guard so that she can steal a valuable painting.

Sabubu, the Thief from Baghdad, steals a priceless gem from a museum and makes his getaway on a flying carpet.

The Mean Green Midget creates special plants and vegetables to help him commit crimes, such as a flower that sneaks money out of a bank.

Hugo claims that an impersonator of him is going to rob the bank and that he himself is innocent.

Hugo fools people into thinking that everyday objects are actually powerful weapons.

Napoleon Blownapart is using hand grenades to blow up statues in the park.

Hugo pretends to surrender in order to lure Batfink into a seemingly inescapable trap he calls the Atom Boom.

Magneto the Magnificent is a crook whose magnetic gauntlets help him to steal things.

Hugo gains a reputation as a costumed crime fighter in order to put Batfink out of business.

Hugo's new vehicle is a heavily armed "Trojan Horse" that can tear into vaults.

On Batfink's birthday Hugo tries a number of ways to destroy him.

Buster the Ruster uses a spray gun loaded with "rust dust" to disintegrate safes and policemen's guns.

On his day off, Karate is fooled by two crooks into believing that Batfink is their hostage and is forced to help them steal.

Mike the Mimic uses his impersonation skills to trap Batfink and take his place.

The Chief's new cleaning lady has stolen the police payroll and accidentally left one of her shoes behind.

Mr. Bouncey, a former bouncer, uses a chemical spray to turn the bridge into rubber and he demands 1 million dollars to "derubberize" it.

Hugo has built a giant mechanical pigeon that drops explosive eggs.

Using mechanical steel wings, Hugo impersonates Batfink while stealing the city payroll.

Old King Cruel steals money from a charity and candy from a baby.

Victor the Predictor publicly predicts that a valuable gem will disappear and Batfink will be destroyed.

Goldyunlocks robs the bank with the aid of her henchmen, the three Baer brothers

Hugo's machine has given him superhuman strength, which he uses to commit crimes under the name "Jerkules".

Hugo's new "here-and-there belt" lets him teleport into and out of bank vaults.

Ex-champion bowler Bowl Brummel uses an exploding bowling ball to rob several jewelry stores at once.

Operatic understudy Harold Hamboné uses a special powder to make the star lose his voice.

Green-skinned Mr. Blankenstein has a gun that shoots "blanks" that blank out people's memories.

When he is not napping, Whip Van Winkle uses whips to rob people.

Tough Macduff, Batfink's oldest enemy, has gathered together all of Batfink's foes and is giving the hero an ultimatum: get out of town, or be destroyed.

Martial artist Judy Jitsu steals a valuable set of jewelry.

Hugo has sprayed Batfink with a chemical called Ego A-Go-Go that has turned him into a narcissist, thus making him easier to fight.

Father Time Bomb informs the Chief that he has planted a time bomb somewhere in the city.

Trapped in a seemingly inescapable death trap by Hugo, Batfink sees his life flash before his eyes, and we see how he first became a steel-winged crime fighter.