2009 · 资料书（用于增强玩法的规则/选项）
Through the Open Door
Explore the Twilight Sector, a remote region at the edge of human space where scattered settlements surround Terra/Sol, an exact copy of Earth. Beyond the known frontier lie uncharted worlds, abundant life, and stories of dragons, scouts, and pirates. Players choose the kind of character they want to portray and seek adventure across the duplicate Earth and the surrounding reaches of space.
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）骰子（主要为 d6）
免费，支持网页、Android 和 iOS
用 Ludoya 玩 Through the Open Door
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。