2007 · 资料书（用于增强玩法的规则/选项）
Ring of X-Ray Vision
This fantasy roleplaying supplement explores a magical ring that allows its wearer to see through darkness, doors, chests, clothing, and other obstructions. It presents the ring’s creator and history, along with a new spell, Xargahl’s Penetrating Ray; the new material xargahlium; a xargahlic creature template; and variant rules for granting bonuses to skill checks.
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 Ring of X-Ray Vision
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。