2020 · 资料书（用于增强玩法的规则/选项）
Bestiary of Cryptofauna (OSE)
A bestiary for fantasy role-playing games featuring 41 creatures, including expansions of classic monsters, beings drawn from lesser-known mythologies, and extinct megafauna. The entries include benign, malicious, and neutral creatures for use in adventures.
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 Bestiary of Cryptofauna (OSE)
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。