2018 · 核心规则（开始对局的最低要求）
Ктулху
A tabletop roleplaying game of investigating occult mysteries in the nightmare-filled world of H.P. Lovecraft. Players create investigators, choose their occupations and motives, gather clues, and uncover secrets while confronting monsters, forbidden spells, and the threat of cosmic horror. The rules support detective-focused adventures in either an intellectual horror or pulp adventure style. They include skills, equipment, detailed rules for sanity and self-control, guidance for the game moderator, information about the 1930s, an introductory scenario, and optional combat rules.
资料书（用于增强玩法的规则/选项）技能型（购买或获得技能）基于点数（分配点数以获得技能、能力等）骰子（主要为 d6）
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。