Insidium

Warden and security team. (Insidium publicity photo, circa 1978.)

The Insidium is a transdimensional prison for demons (nonfiction) and monsters (nonfiction).

Fiction cross-reference

• Gnomon algorithm
• Gnomon Chronicles
• Malvoleum
• The Eel

Nonfiction cross-reference

• Demon (nonfiction)
• Monster (nonfiction)

External links

Fiction (nonfiction) Evil (nonfiction)