2008 · 核心规则（开始对局的最低要求）
Underworld and Metropolis Adventures
A tabletop roleplaying game based on classic fantasy roleplaying rules, with swords-and-sorcery elements replaced by the Golden Age superhero genre of the late 1930s. Players create and play costumed heroes in adventures involving secret hideouts, criminal underworlds, and metropolitan dangers. This volume is the third book in the core rules series.
基于属性/数值（STR、CON、PER 等）等级制（获得经验值并升级）职业制（飞行员、巫师、科学家等）
免费，支持网页、Android 和 iOS
用 Ludoya 玩 Underworld and Metropolis Adventures
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。