2003 · 资料书（用于增强玩法的规则/选项）
Bastards & Bloodlines: A Guidebook to Half-Breeds
This d20 supplement expands character options with 28 crossbreed races, eight subraces, and 12 templates for combinations involving humanoids, monsters, fiends, and other fantastic creatures. It also includes more than 30 feats, four prestige classes, new magic items, and blood spells tied to dragon, dwarf, elf, gnome, halfling, and orc ancestry. Guidance covers creating custom half-breed templates, introducing unusual ancestries into a campaign, and running campaigns centered on crossbreeds.
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 Bastards & Bloodlines: A Guidebook to Half-Breeds
游戏信息（人数、游戏时长、年龄、制作人员）来自 BoardGameGeek。