Ghosts can float through solid things, but they usually respect a closed door. They can change appearance, but it takes a lot of energy.

• Spirits

• Phantoms

• Poltergeists

Reanimated physical dead things, with many crossovers to other classifications. 

• Vampire

• Zombie

• Skeleton

• Mummy

Mystic encounters are those that take place in the mind, in dreams, or as a personal experience. Not tangible in your reality!

• Psychics

• Dream Creatures

• Shadow Beings

• Imaginary Entities

• Clowns?

Horns and fangs and wings and bolts, monsters are often unique or rare beings.

• Bigfoot

• Beach Creatures

• Flyball

Some beings use magic, others are magic themselves (Includes curses!).

• Wizards and Witches

• Trolls

• Animated Objects

• Werewolves

Some beings are changed by experiments or technology. It's like magic, but with math.

• Created Creatures

• Shape Shifters

• Invisible Individuals

Your world is often visited by beings from other planets, dimensions, or times. Sometimes they're tourists, sometimes they're looking to stay.

• Aliens

• Time Travellers

• William Wisp

• Spime Jaunters

Some creeptures belong to multiple classes at the same time while others belong to one or another as variants. For example, a Creeping Vine could be Magic, Mystic, or Mad Science, while a Troll could be Magic, Monster, and Visitor.