2003 · 资料书（用于增强玩法的规则/选项）
Secrets of the Unicorn
A dual-system sourcebook for the Legend of the Five Rings role-playing game and its d20 counterpart, focused on the Unicorn Clan of Rokugan. It details the clan’s history, traditions, holdings, families, customs, and travels beyond the Empire, with maps and background for locations such as Outsider Keep. Players gain new schools, techniques, feats, and abilities for Unicorn characters, including the Khan’s Three Armies. Primarily intended as a Game Master resource, it includes adventure material, new fiction, metaplot updates, and secrets concerning the clan’s mysteries and conspiracies.
战役设定（游戏世界）等级制（获得经验值并升级）骰子（主要为 d20）基于网格（使用方格地形进行移动/战斗）
免费，支持网页、Android 和 iOS
用 Ludoya 玩 Secrets of the Unicorn
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。