2015 · 资料书（用于增强玩法的规则/选项）
A Subtle Change
A roleplaying supplement exploring doppelganger ponies, mysterious beings who can pass unnoticed among others and are often feared for their supposed cruelty. It adds new feats, spells, alchemical discoveries, and lore for characters connected to the subtle path.
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 A Subtle Change
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。