Gaming has not only provided an important on-ramp for XR users, but also given way for interactions that extend into use cases beyond entertainment. XR has benefitted from gaming's rich legacy of innovation, both playing on the lessons learned from the games industry and providing a new horizon for interaction. This presentation will explore the current state of XR gaming as well as provide an abridged trip through its historical landscape. Whether attendees are gaming enthusiasts, technology aficionados, or simply curious about the evolution of playable immersion, this presentation offers a compelling narrative that sheds light on the past, present, and future of XR gaming, with interactive discussion around the intersection at which gaming meets B2C, B2B and beyond.