2004 · 资料书（用于增强玩法的规则/选项）
Advanced Class: Mastermind
A d20 Modern advanced class for pulp-genre campaigns, the Mastermind represents a Napoleon of Crime who directs an underworld empire from the shadows. Designed for villainous characters, the class provides a counterpart to the heroes who oppose them.
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: Mastermind
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。