Main Collections:
* New Ghoul @ School: The first collection, featuring the core characters like Frankie Stein, Draculaura, Clawdeen Wolf, Lagoona Blue, Cleo de Nile, and Ghoulia Yelps.
* Freak du Chic: A fashion-focused collection with glam outfits and accessories.
* Boo York, Boo York: This collection was inspired by New York City and featured the ghouls in glamorous outfits.
* 13 Wishes: A fantasy-themed collection where the ghouls explore the idea of wishes and magical possibilities.
* New Scaremester: A collection focused on school life and extracurricular activities.
* Scaris: A collection set in a Parisian-inspired city with Parisian-inspired outfits.
Other Notable Collections:
* Monster High Skelita Calaveras: A collection featuring Skelita Calaveras, a skeleton ghoul.
* Monster High Rochelle Goyle: A collection featuring Rochelle Goyle, a gargoyle ghoul.
* Monster High Twyla: A collection featuring Twyla, a ghost ghoul.
* Monster High Spectra Vondergeist: A collection featuring Spectra Vondergeist, a ghost ghoul.
* Monster High Operetta: A collection featuring Operetta, a phantom ghoul.
* Monster High Abbey Bominable: A collection featuring Abbey Bominable, a yeti ghoul.
* Monster High Jinafire Long: A collection featuring Jinafire Long, a dragon ghoul.
Special Collections:
* Monster High Freaky Fusion: A collection where the ghouls' bodies were swapped.
* Monster High Electrified: A collection with an electric theme.
* Monster High Fright On! A collection with a Halloween theme.
Beyond those, there were also:
* Many different themed collections, such as "Sweet 16" or "Haunted" collections.
* Collections with special releases like "Doll of the Year" or "Limited Edition" versions.
* Different sub-collections with specific characters, storylines, or themes.
To find more specific information about Monster High doll collections, try searching online:
* Monster High Wiki: It is a good resource for information about different collections and dolls.
* eBay or Etsy: You can often find information about collections by searching for specific dolls or keywords.
* Facebook Groups: There are many Monster High fan groups on Facebook where you can ask questions and find information.
I hope this helps! Let me know if you have any other questions about Monster High dolls.