An archival reference and design artbook compiling every Knightmare Frame and mecha featured across the Code Geass franchise—including the TV anime series, OVAs, manga, side-story light novels, and games.

Focuses on detailed unit profiles, mechanical setting drafts, and production materials, alongside an extensive long-form interview with director Goro Taniguchi delving into the origins and design evolution of the Knightmare Frames.