Sandy Petersen
Sandy Petersen has written at least 22 books. Their most popular book is Call of Cthulhu: Horror Roleplaying with 6 saves with an average rating of 4⭐.
Sandy Petersen has written at least 22 books. Their most popular book is Call of Cthulhu: Horror Roleplaying with 6 saves with an average rating of 4⭐.
1 Call of Cthulhu RPG
1988 • 3 Readers
#1 of 2 in Guide to Glorantha
2014 • 2 Readers • 400 pages • 5
#2 of 2 in Guide to Glorantha
2014 • 2 Readers • 400 pages • 5
1 Call of Cthulhu RPG
1981 • 1 Reader • 2
1 Reader • 448 pages
2018 • 1 Reader • 220 pages • 4
1993 • 1 Reader
1 Call of Cthulhu RPG
2016 • 1 Reader • 140 pages
1 Call of Cthulhu RPG
2016 • 1 Reader
1 Call of Cthulhu RPG
1989 • 1 Reader
1982 • 1 Reader
1 Reader • 170 pages
1 Reader
RuneQuest 3rd Edition
1985 • 1 Reader • 135 pages
1988 • 1 Reader
RuneQuest 3rd Edition
1987 • 1 Reader • 144 pages
1994 • 1 Reader
2019 • 152 pages
2021