The Seal of de Certo was an item that appeared in at least one episode, The Coffinmaker, a level of Alone in the Dark: Illumination. The image on the seal resembles a Cthulhu-like icon.
Trivia[]
- Its name was taken from Judas de Certo, a character from The New Nightmare.
- The Seal of De Certo is the first mention of a character from The New Nightmare in the original canon, although it more likely just a reference.