2005 · 资料书（用于增强玩法的规则/选项）
Top Secret Serums
This supplement presents 110 fast-acting serums produced in Nazi Germany, the Soviet Union, and Japan in 1948. Injected by hypodermic needle, the serums grant temporary superhuman abilities while causing physical changes in their subjects. Player characters and adversaries can become mutant mega-men, hybrid beast-men, or enhanced super soldiers, adding biochemical powers and transformations to a 1948 science-fiction setting.
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 Top Secret Serums
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。