This book provides a series of transdisciplinary tools to help game designers improve their design pipeline and design output. Using approaches from psychology, anthropology, and sociology, it offers practical tools for all the main aspects of game design from conception through to testing. Drawing on game design theory, the book looks at the relationship between game design and other disciplines to create a toolbox of modern tools for game designers. It covers archetypes, praxeology, behavioural game design, and emotional game design. Covering a wide breadth of content, the book includes chapters on: This book will be of great interest to students on game design courses, as well as early-career game designers and those looking to break into the industry. It will also be of interest to more experienced game designers looking for new game design tools.