O'Reilly, Sean

When he discovers a magic lamp with a wish-granting genie inside, Talbot the werewolf sees a chance to get out of summer school and his homework assignment.

Only one monster can actually keep the science fair trophy, but in order to win the prize the Mighty Mighty Monsters must put aside individual competition and create a winning team.

Being new in school is never easy for monsters, except in Transylmania where all the school children are monsters too. When Kitsune the fox girl joins their class, evening up the balance of boys and girls, the Mighty Mighty Monsters decide a battle of the sexes monstering competition is called for.

The monsters take a field trip to the museum, where they befriend the mummy of King Tut.

Vlad the vampire is having a really bad day, and it looks like Alexander the gremlin may have accidentally cursed him by following him around, but gremlins can bring good luck as well as bad.

Vlad the vampire is having a really bad day, and it looks like Alexander the gremlin may have accidentally cursed him by following him around, but gremlins can bring good luck as well as bad. Written in graphic-novel format.

Two young monsters named Mary and Frankie blame each other when their toys disappear, but who is the real toy snatcher?.

The thirteenth annual Scarefest fair in Transylmania is not attracting many visitors, but the monster friends--Vlad, Milton, Talbot, Mary, Frankie, and Igor--have a plan to save it.

The Mighty Mighty Monsters make a new friend at the beach named Gil and help him overcome his fear of the water.

When they get lost in the Black Forest, the Mighty Mighty Monsters discover that even the scary Frankenstein can get spooked.