2006 · 核心规则（开始对局的最低要求）
Hollow Earth Expedition
A roleplaying game of 1930s adventure, exploration, and pulp discovery. Players portray adventurers, academics, and journalists who investigate the Hollow Earth, a savage subterranean world of dinosaurs, lost civilizations, and dangerous tribes, while surface powers and secret societies compete for control of its secrets. The Ubiquity system supports fast-moving, cinematic action and collaborative storytelling as characters explore, uncover mysteries, and face the dangers beneath the Earth.
- 人数
- 0
- 复杂性
- 2.7 / 5
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）技能型（购买或获得技能）
免费，支持网页、Android 和 iOS
用 Ludoya 玩 Hollow Earth Expedition
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。