Articles (1)
| Title | Pages | Publication | Code | Date | Publisher | System (Setting) | |
|---|---|---|---|---|---|---|---|
 Techtych: Blood Test: Porphyria: The Vampire Disease? | 31-32 |  Cryptych | 2 | Sep 1993 | ILM International | Call of Cthulhu (Classic) |
| Title | Pages | Publication | Code | Date | Publisher | System (Setting) | |
|---|---|---|---|---|---|---|---|
| Techtych: Blood Test: Porphyria: The Vampire Disease? | 31-32 | Cryptych | 2 | Sep 1993 | ILM International | Call of Cthulhu (Classic) |