2013 · 资料书（用于增强玩法的规则/选项）
Roll XX: Double Damage
A book of random tables for fantasy role-playing games, covering adventure seeds, dungeon encounters, NPCs, magic items, treasure, and locations. Twenty questions provide 450 possible answers for developing characters, settings, and scenarios. A monster generator adds over 10 billion combinations for creating unusual and dangerous creatures.
免费，支持网页、Android 和 iOS
用 Ludoya 玩 Roll XX: Double Damage
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。