Rise of Cthulhu: Dark Secrets Expansion (2016)

Contains:

6 Artifact Cards (2 Necronomicon, 2 Dagger of R’yleh, 2 Musicbox of Kadath), 4 Monster Cards (Dhole, Gug, Leng Spider, Serpent People), 4 Investigator Cards (Artist, Explorer, Professor, Scientist), 2 Old One Cards (Dagon, Tsathoggua), 1 Player Aid Card, 1 Wooden Investigator Token, Rulesheet.