| Title | Pages | Publication | Code | Date | Publisher | System (Setting) |
|---|
 Artifacts | 123-132 |  H P Lovecraft's Book of Yog-Sothery | cr5061 | 2023 | Cthulhu Reborn | APOCTHULHU, Cthulhu Eternal, Fhtagn | |
| Cults | 67-80 | H P Lovecraft's Book of Yog-Sothery | cr5061 | 2023 | Cthulhu Reborn | APOCTHULHU, Cthulhu Eternal, Fhtagn | |
| Cults with Mythos Associations | 55-64 | The Open Cthulhu Mythos | cr5007 | 2023 | Cthulhu Reborn | Cthulhu Eternal, Fhtagn, APOCTHULHU | |
| Introduction | 1-4 | H P Lovecraft's Book of Yog-Sothery | cr5061 | 2023 | Cthulhu Reborn | Cthulhu Eternal, Fhtagn, APOCTHULHU | |
 Rituals Based on Lovecraft's Fiction | 6-28 | The Open Cthulhu Mythos | cr5007 | 2023 | Cthulhu Reborn | Fhtagn, APOCTHULHU, Cthulhu Eternal | |
| Tomes | 103-122 | H P Lovecraft's Book of Yog-Sothery | cr5061 | 2023 | Cthulhu Reborn | Fhtagn, APOCTHULHU, Cthulhu Eternal | |
| Tomes of Arcane Lore | 38-54 | The Open Cthulhu Mythos | cr5007 | 2023 | Cthulhu Reborn | APOCTHULHU, Cthulhu Eternal, Fhtagn | |
| Unnatural Artifacts | 29-37 | The Open Cthulhu Mythos | cr5007 | 2023 | Cthulhu Reborn | APOCTHULHU, Cthulhu Eternal, Fhtagn | |
| Unnatural Entities | 5-66 | H P Lovecraft's Book of Yog-Sothery | cr5061 | 2023 | Cthulhu Reborn | APOCTHULHU, Cthulhu Eternal, Fhtagn | |
| Unnatural Entities from Lovecraft's Fiction | 65-127 | The Open Cthulhu Mythos | cr5007 | 2023 | Cthulhu Reborn | Fhtagn, APOCTHULHU, Cthulhu Eternal | |
| Unnatural Places | 133-159 | H P Lovecraft's Book of Yog-Sothery | cr5061 | 2023 | Cthulhu Reborn | APOCTHULHU, Cthulhu Eternal, Fhtagn | |
| Unnatural Rituals | 81-102 | H P Lovecraft's Book of Yog-Sothery | cr5061 | 2023 | Cthulhu Reborn | Cthulhu Eternal, Fhtagn, APOCTHULHU | |
