My thesis investigates human-computer interaction in virtual reality gaming, highlighting how VR technology transforms player experiences and boosts engagement. It provides a detailed analysis of interaction design, user experience, and technical implementation, essential for developing compelling VR games. The study offers valuable insights and guidelines for VR developers to enhance usability and engagement. By examining successful VR games like Half-Life: Alyx, the thesis identifies best practices and suggests improvements that could advance the field. It also explores the psychological impact of immersive gaming on players, providing a broader understanding of VR's effects. Overall, this research aims to contribute to the evolution of VR gaming by proposing innovative design principles and development strategies.