Game Engine Guru is a GPT that helps users create their own game engine. It functions as an interactive platform that provides guidance, troubleshooting and autonomy to anyone interested in game engine development. Building on top of the ChatGPT infrastructure, it leverages AI capabilities to understand user inputs and provide relevant responses in an educational context. With Game Engine Guru, users can have insightful discussions or raise queries related to game engine design and its underlying complexities. However, it requires a subscription to ChatGPT Plus to fully access its features. The primary aim of this tool is to serve as an easy-to-use educational assistant that fosters learning and advancement in the field of game engine development. It provides users with Welcome and Prompt starters to streamline the communication, making navigation simpler and user-friendly. While developing the game engine, users have control of the structure and can implement their ideas with the helpful guidance provided by this tool. It breaks down complex concepts and processes into understandable parts, thus making game engine creation more accessible to everyone, from beginners to experienced developers.