The CRYENGINE Manual is a comprehensive resource for learning how to use CRYENGINE Sandbox (up to version 3.8.6) and its tools. The manual contains many different tutorials and reference documents for beginners and experienced users. These tutorials cover everything from the very basics of the CRYENGINE Sandbox user interface and the basic level creation workflow, to the more advanced topics like setting up AI behavior, creating assets and cutscenes, and integrating audio from within Sandbox.