1974 · 资料书（用于增强玩法的规则/选项）
Bio One
A rules supplement for gunpowder-period man-to-man combat games. It provides procedures for determining the exact location of firearm hits and resolving their effects, adding a detailed damage system to rules that include gunfire.
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。