DIY USB Arcade controller

Building a 10 button Arcade USB controller. Presented in the classical 6 act structure. How to find the button set? Search Ebay for: "usb arcade game controller" Other DIY gaming Vids: Gameboy Zero:    • Game Boy Zero powered by a Raspberry pi zero   Arduino vs. Lego: Smartphone clicker    • Lego vs. Arduino - Two ways to cheat on ta...