2013 · 资料书（用于增强玩法的规则/选项）
Trapdoors
A dungeon-master reference for adding detail and variety to trapdoors in fantasy dungeons. One table describes a trapdoor’s characteristics, while another provides additional features such as contents, hidden treasures, and magical properties. Several trapdoor-based traps, ranging from challenge ratings 3 to 8, support preparation and use during play.
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 Trapdoors
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。