2005 · 资料书（用于增强玩法的规则/选项）
The Ultimate Metamorph
A HERO System sourcebook for creating and playing shape-changing characters across superhero, horror, science fiction, and fantasy settings. It covers metamorphic character types and provides expanded rules for powers such as Duplication, Density Increase, Multiform, Shape Shift, and Shrinking. The book includes nearly 300 customizable metamorphic abilities, genre-based sample characters, plot hooks, a bestiary of shapeshifting creatures, and rules for adventures in the microscopic Microverse and gigantic Macroverse.
技能型（购买或获得技能）基于点数（分配点数以获得技能、能力等）骰子（主要为 d6）
免费，支持网页、Android 和 iOS
用 Ludoya 玩 The Ultimate Metamorph
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。