| Glossary

- Guardian
- Nasty

Guardian
An inhabitant of a cavern that continuously moves left and right (horizontal guardian) or up and down (vertical guardian) in a straight line. Contact with a guardian is fatal.
Nasty
An immobile object drawn in a single cell as part of a cavern along with the background, walls, floors and conveyor. Contact with a nasty is fatal. Some examples are:

The Menagerie |
The Vat |
The Endorian Forest |