2003 · ソースブック（プレイを拡張するルール／オプション）
Secrets of the Scorpion
This dual-system sourcebook explores the Scorpion Clan of Rokugan, covering its provinces, customs, history, families, holdings, and important figures. It updates the setting through the Legend of the Five Rings Second Edition timeline and includes new fiction and background material. Primarily intended as a Game Master resource, it presents adventure material and hidden information alongside player options for character creation. It details secret orders such as the Yogo ward masters and Shadowed Tower, the enigmatic Ashalan, and the Compound, while expanding the clan’s darkest mysteries. Rules are provided for both the traditional Legend of the Five Rings system and d20 campaigns.
ゲーム情報（人数、プレイ時間、対象年齢、クレジット）の出典：BoardGameGeek。