2020 · 资料书（用于增强玩法的规则/选项）
Book of the Underworld
This campaign setting expands the world below the Dragon Empire, introducing the kingdoms, gods, cities, and dangers of the underworld. It details the Domain of the Silver Folk, the warring Kingdoms of the Mechanical Sun, the dwarven city of Forge, forgotten gods, a gnomish academy, monsters, and magical treasures. The book also provides rules for underworld travel, including more hazardous travel montages, along with guidance for Game Masters creating adventures and campaigns in the Hollow Realms and the Deeps.
基于点数（分配点数以获得技能、能力等）基于特质/面向（个性影响游戏玩法）基于属性/数值（STR、CON、PER 等）
在哪里买
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免费，支持网页、Android 和 iOS
用 Ludoya 玩 Book of the Underworld
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。