2005 · 资料书（用于增强玩法的规则/选项）
Advanced Class: Gumshoe
A d20 Modern advanced class for pulp-genre campaigns, centered on the hard-boiled private investigator. It supports characters who work cases, pursue suspects, and build a reputation through deduction, investigation, and persistence, whether operating from a worn desk or following leads through dangerous streets.
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 Advanced Class: Gumshoe
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。