MGS / HYPB-1
New options to expand your old-school roleplaying game!
Plumb the rich depths of Lovecraftian horror with new races like Deep One hybrids and Degenerates, new classes like the cultist and the scholar, new skills, complete insanity rules, the Dreamlands, the Old Ones and Outer Gods, and much more. For both players and game masters.
Written for the First Edition of the world's most popular RPG, this book will also be useful to anyone running a game using old-school rules.