资料书（用于增强玩法的规则/选项）
Polska anno domini 2020
A role-playing sourcebook set in Poland in 2020. It includes a short story, background information, guidance for playing in the setting, descriptions of Warsaw, Kraków and the Tri-City area, an adventure scenario, Polish equipment, and a new character sheet. The book also contains dozens of illustrations.
技能型（购买或获得技能）基于点数（分配点数以获得技能、能力等）基于属性/数值（STR、CON、PER 等）
免费，支持网页、Android 和 iOS
用 Ludoya 玩 Polska anno domini 2020
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。