Ghoul Island is the first 5e campaign adventure for Sandy Petersens Cthulhu Mythos and can be easily introduced into any fantasy setting. This first a...

Sandy Petersen is the undisputed authority on the Cthulhu Mythos in games as the author of the groundbreaking This is the most comprehensive guide to...

Our newest SAGA now has all 4 acts in one hardcover bound tome! In Skin Deep, the heroes defend the lands of humanity against the machinations of extr...

A cursed play from an infamous playwright sows disaster wherever it appears. It has surfaced in the ancient city of Tiarazan to spread its malignant i...

What is the deep one skeletal structure? How does the byakhee hune organ allow them to travel through interstellar space? What organs and biological m...

Tsathoggua’s rampage continues unchecked. Your heroes must delve deep into the caverns whence the Great Old One emerged. Here, you encounter ancient s...

You and your heroes now seek assistance from the mountain kingdom of Lorenz, but King Leo proves troublesome indeed. He demands your heroes lead an ex...