2012 · 资料书（用于增强玩法的规则/选项）
Indigo Ice
A fantasy roleplaying sourcebook focused on the frozen lands above and below the ice. It expands the Cerulean Seas setting with aquatic adventures in a realm inhabited by seals, walruses, penguins, and other resilient wildlife. Players explore icy environments, face exotic dangers, and take part in survival-focused journeys beneath the frozen surface.
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 Indigo Ice
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。