Martin, Diana & Java are sent to investigate a town being attacked by a Siren. They soon realize that a sailor had a special relationship with the siren which didn't last long.

Two scuba divers off the coast of Monte Carlo find an old treasure chest then something attacks and grabs one of them.

In the basement of Nadini College—a private girls-only school in Cap Ferrat, France—three girls are fooling around in the with a beginners guide to magic spells and accidently awaken something.

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

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.

In a small town in Alberta a boy named Wilbur poking around an antiques store finds an old puzzle box which magically unseals itself. At Torrington Academy Diana teases Martin about his insect phobias and being a scardey-cat. They're called to The Centre and sent with Java to investigate a wave of odd occurances in the Alberta town. Wilbur now looks to be half goat and his condition is progressing. Also a farmhouse was destroyed by a storm that appeared and disappeared almost immediately. They find an odd symbol burned into the ground at the farmhouse then things get dangerous when the local sawmill starts running without anyone in it and a giant saw blade breaks free and chases Martin, Diana & Java's car. Martin decoys the blade into embedding itself in a rock then uses the Legendex to identify the symbol as an ancient Arabian symbol meaning Chaos.

At a Vancouver University a sleep researcher is studying a patient's nightmare when something emerges from his monitor. At Torringtom a hyper Diana reveals to Martin her secret to how she aced the midterms is candy. With the sugar high she doesn't need to sleep and she had plenty of energy to study. Martin points out that now midterms are over she can cut back on the sweet stuff but Diana's not interested. Martin accuses her of being addicted and bets that she can't go without sweets for 24 hours. If she loses she does his algebra homework for a month and if she wins Martin forgoes his horror movie marathons for a month. They're called to Centre where Diana faces her first sugary temptations then after a look at MOM's trials of the prototype flying suit it's off to Vancouver where a student at the university has been asleep for three days despite all attempts to wake her. When Martin does a bioscan he finds that her eyes appear totally white while Java finds sand in her room.

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.

An evil druid wants to have his revenge on the people of a town in Nova Scotia by turning them into trees.

An archaeologist accidentally releases an ancient civilization of aliens that have been living underneath the Nasca Lines.

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.

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.

When an ancient ice monster is threatening a mountain resort, Martin, Diana and Java must find a way to stop it.

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.

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

Martin got two days of detention for dropping the frogs out of the cage. Diana has to help him to catch frogs. Diana and Martin remember how they first met Java. An evil paleontologist recreates mutant dinosaurs to take over the Earth.

A French school student falls victim to an illegal experiment and is transformed into the Mothman.

Martin, Diana & Java are sent to a summer camp to destroy a lizard alien that is feeding on the life force of the campers.

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

Martin and Diana take some time off from their work at the Center to join their archaeologist father for a weekend in the woods. They encounter a “Synth” that’s determined on reclaiming its territory from local loggers.

When various plants and animals wash up on the shores of the Amazon River, Martin & Diana are sent in to investigate. They uncover that digging by a hydroelectric company has released a strange green mist. Along the way they bump into Martin’s nemesis, Marvin.

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