2018 · 资料书（用于增强玩法的规则/选项）
In The Company of Fiends
This roleplaying supplement introduces fiendish player characters who have passed through Hell’s bureaucracy and become spirit made flesh. It includes four racial archetypes, more than a dozen racial feats, the Fiendish Exemplar paragon class, and ten new magic items, drawing on creatures such as asuras, kytons, demodands, and quippoths.
技能型（购买或获得技能）基于属性/数值（STR、CON、PER 等）等级制（获得经验值并升级）
免费，支持网页、Android 和 iOS
用 Ludoya 玩 In The Company of Fiends
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。