2007 · 资料书（用于增强玩法的规则/选项）
Cooper's Corrected Creature Codex
A reference resource for d20 fantasy roleplaying games, it reviews and corrects core monster stat blocks. Each entry includes notes explaining the changes, with additional prompts to check for skill-related synergy bonuses and other omitted details. The PDFs are bookmarked and formatted for printing, supporting use by game masters and d20 publishers.
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 Cooper's Corrected Creature Codex
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。