This session will look at increasing engagement and fun for all players by addressing accessibility early. Taking cues from real-world case studies in epidemiology Aderyn will illustrate how a developer's frustration, confusion and pain with a game during production can be early signs of more significant usability barriers that players face, especially disabled players. The common theme is often 'I thought it was just me', but it never is.As a disabled developer and accessibility specialist, Aderyn has a unique advantage for identifying barriers. They spend much of their practice passing on these skills to aid in considering solutions early in production where it's most time and cost effective to design inclusively. The talk will incorporate the stories of developers Aderyn has met across their career and practical examples of accessibility barriers in controls, UI, camera, audio, and more. Aderyn will also discuss how to better support developers of all disciplines in sharing their experiences and increasing buy in from leadership.