2017 · 资料书（用于增强玩法的规则/选项）
Underworld Kingdom Volume Two: Dark Gods, Dark Magic
A campaign supplement introducing thirteen gods, with descriptions of their cults and spells unique to their followers. It adds over 50 new spells, more than 300 alternate spell names, and information on the Great Old Ones and other Lovecraftian deities.
基于属性/数值（STR、CON、PER 等）等级制（获得经验值并升级）职业制（飞行员、巫师、科学家等）
免费，支持网页、Android 和 iOS
用 Ludoya 玩 Underworld Kingdom Volume Two: Dark Gods, Dark Magic
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。