6 books in series

L'Appel de Cthulhu

L'Appel de Cthulhu is a 6-book series first released in 1981 with contributions by Sandy Petersen, Yurek Chodak, and 11 others.

Delta Green

1997 • 3 Readers • 298 pages 4.5

Delta Green: Countdown

1999 • 2 Readers • 426 pages 4

Delta Green: Eyes Only
Delta Green: Eyes Only

2007 • 2 Readers 5