n the decades since the beloved campaign Masks of Nyarlathotep captured imaginations, it's been played countless times. Year after year, investigators discover the world-spanning conspiracy that threatens to engulf the world, and race to avert a cataclysm from beyond our stars.
In the new edition, the adventure is expanded and deepened with new challenges and foes. With clearer navigation and informative guidance, the new edition is easier for Keepers, old and new alike, to weave together and run this definitive campaign for their investigators. Reimagined and updated, with comprehensive appendices, here is everything needed to run the campaign in 7th edition, for Call of Cthulhu or Pulp Cthulhu.