Raiders of the Serpent Sea: GM Reference

A digital GM aid for a campaign set in the world of Grimnir, containing a four-panel GM screen and a 32-page companion PDF. Reference tables and campaign information support planning and event management during play. The bundle also includes two poster-sized world maps, four maps of important adventure areas, and sixteen location handouts to share with players.

资料书（用于增强玩法的规则/选项）战役设定（游戏世界）骰子（多种）职业制（飞行员、巫师、科学家等）基于属性/数值（STR、CON、PER 等）