On Christmas Eve in the Laurentian Mountains, an unlucky guy named Clifford is getting ready for Christmas. He's wishing for a perfect Christmas when he drops the lucky snowglobe he bought which is supposed to grant a wish on Christmas Eve. When it cracks Clifford disappears in a flash of red light.

A lonely girl at Torrington finds a mirror that makes her pretty "like the Jenni's of the world" but every boy she touches turns into a monster.

Martin releases an evil warlock in order to win a competition.

When an entire train disappears MD&J discover that it has gone through a space-time portal and ended up in a paradise world – a world inhabited by a seemingly perfect 1960s family named the Appleby’s who have made a deal with Zook, an evil “lava monster” that feeds off the life-force of humans.

When a young woman discovers an ancient Celtic necklace, strange things begin to happen. Martin, Diana & Java investigate and discover that an evil female spirit has inhabited the young woman so she can give out evil candy, which causes people to literally become their costumes.

A research facility custodian is exposed to a dangerous chemical, transforming him into the Ratman.

Kaitlin has fallen victim to her shadow, and as usual, it's up to Martin and Billy to save the day. They've found out that since the people who were safe slept in the light, that's the thing the shadow creatures are afraid of. With the help of the Legendex, they realize that the shadow creatures' leader, Barock the Faceless, wants to take over Earth, but needs all the humans in his realm before he can crossover—and when he does, the gateway will forever close. When Billy's gone too and Martin is the last being on Earth, the showdown begins.

An ancient Chinese servant tries to revive an ancient emperor and his warriors in order to revive the dynasty.

A boy in a town, discovers a mystery website who has trapped an evil alien that uses the energy of others to get out of his web prison.

A boy decides to raise sea monkeys, but when the sea monkeys do not appear he flushes the packet down the toilet, where they reach polluted water and become sea mutants.

go with M.O.M on a six-day corporate retreat, a bad storm comes and they are forced to take shelter in a creepy old abandoned house. What they don't know is that the man who built the house is a spurned lover who still hasn't left...and doesn't want to let them leave.

Martin and schoolmate Jerry are chosen to join a secret society, The Bones, where membership entails cool powers like telekenesis and free stuff like extra dessert and sports cars. Both are thrilled until they find what awaits them in their "entrance test"...

Martin and Diana are stuck at school for Christmas until MOM invites them to the Center's Christmas party. All goes well, until an Evil Elf intends on ruining everyone's Christmas by twisting their Christmas wishes.

The ghost of a former lodge owner begins to haunt his own lodge and Martin Diana and Java must find a way to vanquish him when Diana gets possessed by the spirit.

A woman expels her Doppelganger and it starts going on a rampage, stealing any other woman's face that looks like her.

Martin is reunited with his first crush, Vivian Michelle, who embarrassed him during the grade school times. Martin tries to avoid her, but when he finds out that Vivian has changed, he changes his mind about her. Diana suspects that Vivian is different due to her strange skin. Vivian is actually Venoso, a mutated chameleon who was the first monster Martin ever caught, out for revenge.

Martin has to stop mysterious insects that are attacking a remote town in the Alberta Badlands with the aid of an acid-spewing queen and a radioactive meteorite from the Andromeda Galaxy.

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A slug monster named Gastromo makes Martin, Java and M.O.M its hosts and Diana is the only one left who can save them.

Diana resigns from the center for not having a good evaluation and joins a rival paranormal organization called the CIHL and starts stealing Martin's monsters.

Marvin escapes from an angry leprechaun and calls Martin and Diana for help. It turns out that he was keeping a mystic, four-leaf clover that grants the holder limitless good luck. and that leprechaun wants to take it back.

Martin, Diana & Java are sent to France to stop a storybook creature named the Bogeyman from kidnapping naughty children and taking them to his storybook bog world.

A mysterious creature starts attacking an oil shack. When Martin and the gang are sent to investigate, they find themselves heading towards a small island. There they meet some very friendly islanders as well as a strange Shaman who has something to hide...

Workers on a building project go missing because of a local Native American turning into a werewolf and transporting them to a werewolf dimension.

Martin, Diana and Java are sent to an Indian temple to stop an evil scientist from retrieving the temple's treasure and spirit of darkness, Nadu.