| Title | Pages | Publication | Code | Date | Publisher | System (Setting) |
|---|
 Adventure Seeds | 265-270 |  Keeper's Guide to the Secret War | MPS01032CS | 2013 | Modiphius Entertainment | Savage Worlds (Achtung!), Call of Cthulhu (Achtung!) | |
 Allies and Nemeses | 244-264 | Keeper's Guide to the Secret War | MPS01032CS | 2013 | Modiphius Entertainment | Call of Cthulhu (Achtung!), Savage Worlds (Achtung!) | |
 Artefacts and Tomes | 184-192 | Keeper's Guide to the Secret War | MPS01032CS | 2013 | Modiphius Entertainment | Savage Worlds (Achtung!), Call of Cthulhu (Achtung!) | |
| The Ballad of Jon Tomes | |  hyperwerx.net | | | Self Published | Call of Cthulhu (Classic) | England |
| Deadly Illusions and Cursed Knowledge | 193-215 | Keeper's Guide to the Secret War | MPS01032CS | 2013 | Modiphius Entertainment | Call of Cthulhu (Achtung!), Savage Worlds (Achtung!) | |
| From the Shadows | 3-14 | Keeper's Guide to the Secret War | MPS01032CS | 2013 | Modiphius Entertainment | Savage Worlds (Achtung!), Call of Cthulhu (Achtung!) | |
| Horrors and Monstrosities | 216-243 | Keeper's Guide to the Secret War | MPS01032CS | 2013 | Modiphius Entertainment | Savage Worlds (Achtung!), Call of Cthulhu (Achtung!) | |
| Inside the Reich | 15-21 | Keeper's Guide to the Secret War | MPS01032CS | 2013 | Modiphius Entertainment | Call of Cthulhu (Achtung!), Savage Worlds (Achtung!) | |
| Into the Fray | 159-170 | Keeper's Guide to the Secret War | MPS01032CS | 2013 | Modiphius Entertainment | Savage Worlds (Achtung!), Call of Cthulhu (Achtung!) | |
| Might Makes Right? | 22-48 | Keeper's Guide to the Secret War | MPS01032CS | 2013 | Modiphius Entertainment | Savage Worlds (Achtung!), Call of Cthulhu (Achtung!) | |
| The Other Secret War | 49-59 | Keeper's Guide to the Secret War | MPS01032CS | 2013 | Modiphius Entertainment | Call of Cthulhu (Achtung!), Savage Worlds (Achtung!) | |
| Planes, Trains, and Things That Go Bang | 111-158 | Keeper's Guide to the Secret War | MPS01032CS | 2013 | Modiphius Entertainment | Call of Cthulhu (Achtung!), Savage Worlds (Achtung!) | |
| Quick Play Guide | 271-276 | Keeper's Guide to the Secret War | MPS01032CS | 2013 | Modiphius Entertainment | Call of Cthulhu (Achtung!), Savage Worlds (Achtung!) | |
| The Rules of Savage Engagement | 171-183 | Keeper's Guide to the Secret War | MPS01032CS | 2013 | Modiphius Entertainment | Call of Cthulhu (Achtung!), Savage Worlds (Achtung!) | |
| Secret and Occult Societies | 60-110 | Keeper's Guide to the Secret War | MPS01032CS | 2013 | Modiphius Entertainment | Savage Worlds (Achtung!), Call of Cthulhu (Achtung!) | |
Keeper's Guide to the Secret War *