The Two-Headed Serpent (CHA23125) 2017
Publisher: Chaosium
Systems: Call of Cthulhu (Classic)
Authors: Paul Fricker, Scott Dorward, Matthew Sanderson
Contents
| Title | Pages | Author | System | |
|---|
 Bolivia | 18-43 | Paul Fricker, Scott Dorward, Matthew Sanderson | Call of Cthulhu (Classic) |  Yog-Sothoth Bolivia; March; 1933; Serpentman; Formless Spawn of Tsathoggua |
| New York City | 44-75 | Paul Fricker, Scott Dorward, Matthew Sanderson | Call of Cthulhu (Classic) | Yog-Sothoth New York; 1933; Serpentman |
| North Borneo | 76-103 | Paul Fricker, Scott Dorward, Matthew Sanderson | Call of Cthulhu (Classic) | Yog-Sothoth Borneo; 1933; Dhole; Ghoul; Gug; Leng Spider; Serpentman; Zoog; Buopoth |
| Oklahoma | 104-125 | Paul Fricker, Scott Dorward, Matthew Sanderson | Call of Cthulhu (Classic) | Oklahoma; 1930s |
| Iceland | 126-151 | Paul Fricker, Scott Dorward, Matthew Sanderson | Call of Cthulhu (Classic) | Yog-Sothoth Iceland; 1930s; Voormis; Serpentman |
| Belgian Congo | 152-183 | Paul Fricker, Scott Dorward, Matthew Sanderson | Call of Cthulhu (Classic) | Yog-Sothoth Democratic Republic of the Congo; 1930s; Serpentman |
| Calcutta | 184-205 | Paul Fricker, Scott Dorward, Matthew Sanderson | Call of Cthulhu (Classic) | Yog-Sothoth India; 1930s; Lloigor; Serpentman |
| Snake Island | 206-221 | Paul Fricker, Scott Dorward, Matthew Sanderson | Call of Cthulhu (Classic) | Yog-Sothoth Brazil; 1930s; Serpentman |
| Mu | 222-239 | Paul Fricker, Scott Dorward, Matthew Sanderson | Call of Cthulhu (Classic) | Yog-Sothoth Pacific Ocean; 1930s; Yig; Serpentman |
Links: 
Drive Thru RPG, 
RPG Geek, 
RPG.net, Yog-Sothoth
