2006 · 资料书（用于增强玩法的规则/选项）
Fiendish Aspects
A combined digital collection of Fiendish Aspects I, II, and III for Fiendish Codex I: Hordes of the Abyss. The PDF expands the sourcebook with additional material for campaigns involving the Abyss and its fiendish inhabitants. It remains available as a download from the publisher’s website.
基于属性/数值（STR、CON、PER 等）职业制（飞行员、巫师、科学家等）技能型（购买或获得技能）
免费，支持网页、Android 和 iOS
用 Ludoya 玩 Fiendish Aspects
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。